Optical Sensor Through-Beam 0.197" (5mm) PCB Mount The EE-SX4081 specification defines the engineering requirements for a slot-type photomicrosensor designed for non-contact object detection and position sensing in electronic and electromechanical systems. This specification establishes the functional, electrical, mechanical, environmental, and quality requirements necessary to ensure accurate optical sensing, reliable switching performance, and long-term operational stability. The component is intended for use in industrial automation, office equipment, consumer electronics, and embedded control systems requiring precise detection of object presence, motion, or position. The integrated infrared emitter and phototransistor receiver provide dependable sensing through interruption of the optical path, enabling high-speed, contactless detection in compact system designs. Engineering Requirements The photomicrosensor shall be manufactured using qualified optoelectronic components and controlled production processes to ensure consistent sensing performance, mechanical integrity, and long service life. The optical assembly shall maintain accurate alignment between the emitter and receiver to provide stable detection characteristics throughout the specified operating conditions. Electrical characteristics shall provide reliable switching response, stable output behavior, and low power consumption while maintaining consistent sensitivity across the intended operating voltage and temperature ranges. The sensor shall exhibit reliable performance under normal ambient light conditions and shall maintain signal integrity during continuous operation. Mechanical construction shall ensure precise slot dimensions, secure mounting capability, and resistance to vibration, mechanical shock, and thermal cycling encountered during normal operation. The package shall be suitable for printed circuit board assembly and shall withstand standard soldering and handling processes without degradation. Workmanship shall be free from defects including contamination, optical misalignment, package damage, corrosion, or structural irregularities that could affect sensing accuracy or reliability. Inspection, validation, and testing shall be performed using calibrated equipment and controlled quality procedures to verify compliance with engineering requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical specifications, optical performance data, qualification reports, inspection records, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete traceability throughout the product lifecycle. Revision Control Any modification to this specification shall be processed through the formal engineering change management system. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #Photomicrosensor #OpticalSensor #SlotSensor #IndustrialAutomation #EmbeddedSystems #Optoelectronics #QualityAssurance #EngineeringDocumentation #ElectronicComponents

2 Channel AFE 16 Bit 24-UQFN (4x4) The AFE881H1RRUR is a highly integrated analog front-end (AFE) designed for multi-channel data acquisition systems. It combines precision analog signal conditioning with high-speed analog-to-digital conversion, making it suitable for applications such as medical instrumentation, industrial measurement, and test and measurement equipment. The device integrates low-noise amplifiers, programmable gain stages, anti-aliasing filters, and high-resolution ADCs into a compact package, reducing system complexity and board space. Key Features Multi-channel analog front-end integration High-resolution analog-to-digital conversion Low-noise input stage for precision measurements Programmable gain amplifier (PGA) Integrated anti-aliasing filters High sampling rate capability Serial digital interface (SPI-compatible) Low power consumption for portable systems Compact surface-mount package Electrical Characteristics (Typical – refer to datasheet for exact values) Supply Voltage: ~1.8 V to 3.3 V (analog/digital domains) Input Voltage Range: Dependent on configuration Resolution: Up to 16-bit or higher (device dependent) Sampling Rate: Up to several MSPS (depending on mode) Power Consumption: Optimized for performance/power balance Functional Blocks Low-noise input buffer Programmable gain amplifier (PGA) Anti-aliasing filter High-speed ADC core Digital control interface (SPI) Clock management circuitry Package Information Package Type: QFN / VQFN (exact variant per TI RRU package code) Mounting Type: Surface Mount Pin Count: Typically 40+ pins (refer to datasheet for exact count) Applications Medical imaging and instrumentation Industrial data acquisition systems Oscilloscopes and test equipment Communication systems Precision sensor interfaces Advantages High integration reduces external components Improved signal integrity due to low-noise design Flexible configuration via programmable gain Compact footprint for dense PCB layouts Notes Exact electrical parameters, pin configuration, and performance metrics must be verified in the official Texas Instruments datasheet. Proper PCB layout (grounding, shielding, and decoupling) is critical for optimal performance. #commonpartslibrary #integratedcircuit

1 Ohms ±1% 2W Chip Resistor 2512 (6332 Metric) Current Sense Thick Film The CRM2512-FX-1R00ELF specification defines the engineering requirements for a surface-mount current sense resistor designed for precision current measurement and power management applications. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure accurate resistance performance, efficient power dissipation, and long-term operational reliability in electronic systems. The component is intended for use in power supplies, battery management systems, motor control circuits, industrial automation equipment, and embedded electronic applications requiring precise current monitoring. The resistor provides a low-resistance element for current sensing while maintaining high measurement accuracy, thermal stability, and compatibility with automated surface-mount manufacturing processes. Engineering Requirements The resistor shall be manufactured using high-quality resistive materials and controlled fabrication processes to ensure stable resistance characteristics, low temperature coefficient, and reliable long-term performance. The construction shall provide consistent electrical behavior throughout the specified operating conditions without significant drift or degradation. Electrical characteristics shall ensure accurate resistance value, stable current sensing performance, and low inductance suitable for high-frequency switching environments. The component shall maintain its specified tolerance and thermal performance under continuous rated power and transient load conditions. Thermal performance shall support efficient heat dissipation through the package structure and printed circuit board interface. The resistor shall withstand normal solder reflow processes and maintain structural integrity during thermal cycling, vibration, and mechanical handling. Mechanical construction shall be compatible with standard surface-mount assembly processes and shall provide reliable solder joint formation. Workmanship shall be free from defects including cracks, delamination, contamination, plating irregularities, or structural inconsistencies that could adversely affect electrical or mechanical performance. Inspection, validation, and testing shall be conducted using calibrated equipment and controlled quality procedures to verify compliance with all applicable engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, thermal characterization data, qualification reports, inspection records, material declarations, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before implementation to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #CurrentSenseResistor #PowerElectronics #SurfaceMount #PrecisionResistor #IndustrialElectronics #PowerManagement #QualityAssurance #EngineeringDocumentation #ElectronicComponents

11 Position Connector Header, Center Strip Contacts Surface Mount Gold or Gold, GXT™ The 91911-31311LF is a 1.00 mm pitch board-to-board mezzanine connector from the Conan™ / MezzSelect™ series by Amphenol ICC. It is designed for compact, high-density PCB stacking applications commonly used in industrial, embedded, networking, and portable electronic systems. Key Features 11-position vertical header 1.00 mm pitch compact board-to-board connector Surface-mount (SMT) mounting 5 mm mated stacking height Gold/GXT™ contact plating for reliable signal integrity and durability Board guide and solder retention features for easier assembly and improved mechanical stability Supports high-density PCB layouts Designed for industrial and embedded applications RoHS and REACH compliant Housing material: LCP (Liquid Crystal Polymer) Rated up to 1 A current and 500 V voltage Typical Applications Embedded computing modules Industrial control systems Networking equipment Portable electronics Compact PCB stacking designs

Connector Header Surface Mount 12 position 0.049" (1.25mm) 53398-1271 The 0533981271 is a board-to-wire connector assembly component designed to provide a reliable electrical and mechanical interface between a printed circuit board and discrete wire harnesses. It belongs to a compact connector system intended for applications requiring secure mating, efficient signal transmission, and ease of assembly. The component is engineered to support consistent electrical contact performance while maintaining a small footprint suitable for space-constrained designs. Its construction ensures dependable connectivity under typical operating conditions encountered in consumer electronics, industrial equipment, and embedded systems. Functional Description This connector component serves as part of a modular interconnect system, enabling termination of wires and subsequent mating to a corresponding board-mounted header. It provides stable retention and alignment during mating and unmating operations, ensuring consistent electrical continuity. The design supports straightforward integration into automated or manual assembly processes, facilitating efficient production workflows. Contact geometry and housing features are optimized to maintain reliable engagement and minimize the risk of intermittent connections. Electrical Characteristics The component is designed to support low-voltage signal and power transmission in compact electronic systems. It provides low contact resistance to ensure efficient current flow and stable signal integrity. Insulation materials are selected to maintain dielectric performance and prevent leakage under normal operating conditions. The connector system is suitable for typical electronic applications where consistent and reliable electrical performance is required. Mechanical Characteristics The connector features a durable housing constructed from engineered thermoplastic material, providing mechanical strength and resistance to environmental stress. Contact elements are formed from conductive alloys and finished to enhance conductivity and corrosion resistance. The design includes features that promote secure mating retention and proper alignment, reducing wear and ensuring longevity over repeated use. Its compact form factor supports high-density layouts on printed circuit boards. Environmental Characteristics The component is designed to operate reliably within standard environmental conditions encountered in electronic equipment. Materials used in the housing and contacts are selected for thermal stability and resistance to common environmental factors such as humidity and mechanical vibration. The connector system maintains performance over typical temperature ranges associated with consumer and industrial applications. Applications This connector is intended for use in electronic systems requiring compact and reliable wire-to-board interconnection. Common applications include consumer devices, industrial control systems, embedded modules, and communication equipment where dependable signal or power connectivity is essential. Summary The 0533981271 from Molex is a compact and reliable connector solution for board-to-wire applications. It offers consistent electrical performance, robust mechanical design, and ease of integration, making it well suited for modern electronic assemblies requiring dependable interconnect solutions. #commonpartslibrary #connector #header

16 Position Receptacle Connector 0.100" (2.54mm) Through Hole, Right Angle Tin The SSQ-108-02-T-D-RA is a dual-row, right-angle female socket connector manufactured by Samtec. It is designed for board-to-board or wire-to-board interconnections in through-hole mounting applications. This connector features a 2.54 mm pitch with high-reliability contact systems, making it suitable for prototyping, embedded systems, and industrial electronics. The right-angle configuration enables horizontal mating, optimizing space in compact PCB layouts. Key Features Dual-row female socket strip Right-angle orientation for horizontal mating Standard 2.54 mm pitch spacing Through-hole mounting for secure PCB attachment High-reliability phosphor bronze contacts Gold-plated contact area for improved conductivity and corrosion resistance Black thermoplastic housing (UL94V-0 rated) Mechanical Specifications Number of Positions: 16 (2 × 8 configuration) Pitch: 2.54 mm Row Spacing: 2.54 mm Mounting Type: Through-hole Orientation: Right-angle Contact Type: Female socket Mating Post Length Compatibility: Standard 0.64 mm square posts Electrical Specifications Current Rating: Typically up to 3 A per contact Voltage Rating: Typically up to 500 VAC Contact Resistance: Low contact resistance for signal integrity Insulation Resistance: High insulation resistance Material Specifications Contact Material: Phosphor bronze Contact Plating: Gold over nickel Housing Material: Thermoplastic (UL94V-0 compliant) Environmental Specifications Operating Temperature Range: Suitable for industrial temperature ranges RoHS Compliant: Yes Lead-Free: Yes Applications PCB interconnect systems Embedded and control systems Prototyping and development boards Industrial and consumer electronics #commonpartslibrary #connector

REYAX RYUW122 is designed as smart algorithm and high quality UWB(Ultra Wide Band) module, It is good for secure and precise distance measurement. FEATURES • Supports IEEE802.15.4-2015 UWB & IEEE802.15.4z (BPRF mode) • Supports channels 5 & 9 (6489.6MHz & 7987.2 MHz) • Worldwide UWB Radio Regulatory compliance • Location to an accuracy of 10 cm • Control easily by AT commands • Provides precision location and data transfer simultaneously • Designed with integrated antenna • Integrated AES 128 #CommonPartsLibrary #module

Hot Swap Controller 1 Channel General Purpose 23-LQFN-CLIP (6x5) The TPS16851VMAR is an automotive-grade integrated electronic fuse device designed to provide advanced power path protection and monitoring for low-voltage DC power distribution systems. The device integrates multiple protection mechanisms including overvoltage protection, undervoltage protection, overcurrent protection, reverse current blocking, and inrush current control within a compact package optimized for space-constrained applications. It is intended for use in automotive, industrial, and embedded electronic systems requiring robust hot-swap capability, fault isolation, and controlled power sequencing. The device incorporates precision current sensing and programmable fault management functions that enable reliable protection of downstream circuitry against abnormal operating conditions. Adjustable protection thresholds and timing parameters allow flexible system-level configuration while maintaining fast fault response and high reliability. Integrated MOSFET control minimizes external component count and simplifies PCB implementation. The TPS16851VMAR supports wide input operating ranges suitable for automotive battery-powered environments and transient-prone supply rails. The device is qualified for harsh operating conditions and includes thermal shutdown and fault reporting features to improve system safety and diagnostics. Engineering Specification Device Type Automotive electronic fuse with integrated protection and power management functionality Manufacturer Texas Instruments Package Type VQFN-HR surface-mount package Mounting Type Surface mount Application Category Automotive power distribution and protection Protection Features Overvoltage protection Undervoltage protection Overcurrent protection Short-circuit protection Reverse current blocking Thermal shutdown Inrush current limiting Control Features Programmable fault thresholds Adjustable current limit Programmable timing and retry behavior Enable and shutdown control Fault indication and monitoring Power Management Features Integrated MOSFET control Hot-swap capability Controlled startup sequencing Load disconnect functionality Interface Characteristics Analog control interface Diagnostic fault reporting Current sense monitoring Operating Environment Automotive-qualified operating conditions High transient immunity Designed for harsh electrical environments PCB Integration Compact footprint Thermally enhanced package Low external component requirement Typical Applications Automotive electronic control units Infotainment systems ADAS power distribution Industrial control systems Embedded power management Protected DC supply rails #commonpartslibrary #integratedcircuit #powermanagement #hotswapcontrollers

17 Position FFC, FPC Connector Contacts, Bottom 0.020" (0.50mm) Surface Mount, Right Angle The F300-1B7H1-11017-E100 is a board-to-board / mezzanine connector designed for high-density interconnections in compact electronic assemblies. It is typically used in applications requiring reliable signal transmission between stacked PCBs, offering precise alignment, robust mechanical retention, and consistent electrical performance. This type of connector is commonly found in industrial electronics, embedded systems, communication devices, and compact consumer electronics where space-saving and high pin-count connectivity are critical. Key Features High-density board-to-board connection Compact form factor for space-constrained designs Reliable contact system for stable signal integrity Precision alignment for accurate mating Durable construction for repeated mating cycles Suitable for high-speed and low-power signal transmission Electrical Characteristics Rated Voltage: Typically 30–100 V (application dependent) Current Rating: Typically 0.3–1.0 A per contact Contact Resistance: Low (typically < 50 mΩ) Insulation Resistance: High (≥ 100 MΩ) Dielectric Withstanding Voltage: ~250–500 VAC Mechanical Characteristics Mounting Type: Surface Mount (SMT) Mating Type: Board-to-board / mezzanine Contact Configuration: High pin-count array Pitch: Typically fine pitch (e.g., 0.3 mm – 0.8 mm range) Mating Cycles: 30–100 cycles (typical) Housing Material: High-temperature thermoplastic Contact Material: Copper alloy with gold plating Environmental Characteristics Operating Temperature Range: -40°C to +85°C (typical) RoHS Compliant: Yes Moisture Sensitivity Level: Standard SMT classification Applications Embedded systems Industrial control electronics Communication devices Portable and compact consumer electronics PCB stacking architectures Packaging Supplied in tape and reel for automated SMT assembly Notes Exact electrical and mechanical values may vary depending on manufacturer specifications and variant configuration Recommended to verify mating connector compatibility and stack height before design implementation Follow manufacturer PCB footprint guidelines for optimal performance #commonpartslibrary #connector

332 kOhms ±0.1% 0.063W, 1/16W Chip Resistor 0603 (1608 Metric) Anti-Sulfur, Automotive AEC-Q200 Thin Film The RGT1608P-3323-B-T5 is a surface-mount thick film chip resistor designed for general-purpose electronic applications. It features a compact 0603 (1608 metric) package, offering stable electrical performance, high reliability, and suitability for automated assembly. This resistor is commonly used in signal conditioning, voltage division, and current limiting circuits across consumer and industrial electronics. Key Features Compact 0603 (1608 metric) SMD package Thick film resistor technology High reliability and stability Suitable for reflow soldering RoHS compliant and lead-free Electrical Characteristics Resistance Value: 332 kΩ Resistance Tolerance: ±0.1% (B) Temperature Coefficient: ±25 ppm/°C (typical for precision grade) Rated Power: 0.1 W (1/10 W) Maximum Working Voltage: 75 V Maximum Overload Voltage: 150 V Mechanical Characteristics Package Size: 0603 (1608 Metric) Length: 1.6 mm Width: 0.8 mm Height: ~0.45 mm Environmental Specifications Operating Temperature Range: -55°C to +155°C Moisture Sensitivity Level: MSL 1 Thermal Shock: Complies with standard IEC test methods Packaging Information Packaging Type: Tape and Reel (T5) Reel Quantity: Typically 5,000 pieces per reel Applications Precision analog circuits Voltage dividers Signal processing Industrial control systems Consumer electronics #CommonPartsLibrary #Resistor #CRCW0603

5-V, 5-A boost converter with power good, output discharge and PFM/PWM control #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-Regulator #Switching-Regulator

QFN-68-EP(7x7) Power Management - Specialized RoHS The RK809-5 is a highly integrated Power Management Integrated Circuit (PMIC) from Rockchip designed for multi-core processor systems and embedded applications. It provides a complete power management solution by integrating multiple high-efficiency DC-DC buck converters, LDO regulators, power sequencing logic, battery fuel gauging, RTC functionality, and audio codec capabilities into a single device. The RK809-5 is commonly used alongside Rockchip SoCs in single-board computers, tablets, AIoT devices, and industrial embedded systems. Key Features Five high-efficiency synchronous buck converters with fast transient response. Nine low-dropout (LDO) voltage regulators for powering sensitive analog and digital circuits. Integrated battery fuel gauge for battery capacity monitoring. Configurable power-up and power-down sequencing (OTP programmable). Dynamic Voltage Scaling (DVS/DVFS) support via I²C interface. Integrated Real-Time Clock (RTC) with 32.768 kHz crystal oscillator support. Two integrated load switches for peripheral power control. Over-current, over-voltage, and thermal protection features. Built-in audio CODEC with headphone driver and Class-D amplifier support. Designed to minimize external component count and simplify power system design. QFN-68-EP (7 mm × 7 mm) package. #RK8095 #RK809 #Rockchip #PMIC #PowerManagementIC #BatteryManagement #AudioCodec #RTC #DVFS #EmbeddedSystems #SingleBoardComputer #IoT #IndustrialElectronics #PowerSupplyDesign #ElectronicsEngineering

3.5x3.7×1.9 mm, 0.25 W intelligent externally controlled surface-mount device (SMD) type LED SK6812MINIRGBW-NW-P6 is a smart, addressable RGBW LED that integrates red, green, blue, and neutral white (NW) LEDs with a built-in control IC in a compact SMD package. Each LED acts as an individually addressable pixel, allowing precise color and brightness control through a single-wire digital interface. It is commonly used in RGBW lighting effects, backlighting, gaming peripherals, custom keyboards, LED displays, wearables, and decorative lighting applications. Key Features Individually addressable RGB + Neutral White (RGBW) LED Built-in intelligent control IC and constant-current driver Single-wire serial communication interface 32-bit color data (RGBW control) Cascadable design for long LED chains Integrated signal reshaping for reliable data transmission Operating voltage: 3.5V to 5.5V Typical data transmission rate: 800 kbps 256-level grayscale PWM dimming per channel Compact 3.7 mm × 3.5 mm SMD-6 package Built-in power-on reset circuit Wide operating temperature range: -40°C to +85°C Suitable for animations, indicators, displays, and smart lighting applications. #SK6812MINIRGBW #SK6812 #RGBWLED #AddressableLED #SmartLED #NeutralWhiteLED #DigitalLED #PixelLED #LEDLighting #EmbeddedSystems #PCBDesign #IoT #Electronics #LEDDisplay #LightingControl

Buck Switching Regulator IC Adjustable 1 Output 1000mA SOT-23-6 The LGS5145 is a step-down DC/DC regulator with internal switching, featuring SKIP control mode, which combines low quiescent current with high switching frequency to achieve high efficiency over a wide range of load currents. The SKIP mode uses a short “burst” cycle to switch the inductor current through the internal power MOSFETs, followed by a sleep cycle in which the power switch is turned off and the load current is supplied by the output capacitor. At light loads, the burst cycle is a fraction of the total cycle time, minimizing the average supply current and greatly improving efficiency at light loads. The LGS5145 has a wide input voltage range of 4.5V55V, minimizing the need for external surge suppression components.The LGS5145 features an integrated low resistance 0.6Ω high-side power MOSFET that provides at least 1A of output current capability with excellent load and line transient response. Junction temperature range from -40°C to +125°C ■ All ports are ESD protected to 3000V (HBM). ■ Wide input voltage range: 4.5V-55V ■ 600mΩ High Side Metal Oxide Semiconductor Field Effect Transistors ■ At least 1000mA continuous current output capability ■ Up to 90% efficiency ■ SKIP mode provides very high light load efficiency ■ 1.2MHz fixed operating frequency ■ Internal compensation helps reduce solution size, cost and design complexity ■ Supports capacitive start for large loads ■ Cycle-by-cycle overcurrent protection ■ Output short circuit protection ■ thermal shutdown protection ■ Available in ultra-small package SOT23-6 package #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #Switching-regulator

Kinetis KE1xZ series, 48-MHz/32-bit ARM Cortex-M0+, 64 kB flash, 8 kB RAM, Mainstream, Touch (TSI) and CAN control, LQFP-48 #microcontrollers #Kinetis #commonpartslibrary

The HT1632C is a memory mapping LED display controller/driver, which can select a number of ROW and commons. These are 32 ROW & 8 commons and 24 ROW & 16 commons. The device supports 16-gradation LEDs for each out line using PWM control with software instructions. 52-LQFP #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LEDdriver

RF Amplifier IC RKE, Access Control 315MHz, 434MHz SC-70-6 (SOT-363) #CommonPartsLibrary #IntegratedCircuit #RF-Amplifier #MAX2634

8 Position Card Connector Micro SIM Surface Mount, Right Angle Gold ## Engineering Specification ## General Description The **693022010811** is a Würth Elektronik **WR-CRD Micro SIM card connector** designed for compact electronic devices requiring secure SIM card retention and reliable board-level electrical connection. It is intended for surface-mount printed circuit board assembly and is suitable for communication modules, wireless devices, embedded systems, IoT hardware, and networking equipment. The connector uses a hinged lid mechanism to hold the Micro SIM card in place during operation. ## Device Identification Manufacturer Part Number: **693022010811** Manufacturer: **Würth Elektronik** Product Series: **WR-CRD** Device Category: **Connector and Interconnect Component** Device Type: **Micro SIM Card Connector** Connector Style: **Hinge Type** Mounting Type: **Surface Mount, Right Angle** ## Functional Description The device functions as a board-mounted Micro SIM card interface. It provides mechanical retention and electrical contact between the SIM card and the host printed circuit board. The hinged lid design allows the SIM card to be placed into the connector and secured during operation, helping maintain contact stability in compact electronic assemblies. ## Mechanical Description The connector is designed with a low-profile surface-mount construction suitable for space-constrained PCB layouts. It uses a hinged card-retention mechanism and is intended for horizontal or right-angle card installation. The mechanical structure supports reliable insertion, retention, and removal of the Micro SIM card during normal use. ## Electrical Description The connector is intended for signal-level SIM card interface applications. It provides multiple gold-plated contact positions for stable electrical connection between the SIM card and the host circuit. The device should be used within the manufacturer’s specified voltage, current, contact resistance, and insulation limits. ## Material and Contact Description The connector uses copper alloy contacts with gold plating for reliable signal transfer and corrosion resistance. The housing and mechanical retention structure are designed for surface-mount assembly and repeated card handling within the rated operating conditions. ## Mounting and Assembly Description The component is suitable for automated surface-mount PCB assembly. Proper land pattern design, soldering profile control, and mechanical clearance should be followed according to the manufacturer’s recommended layout and assembly guidance. The PCB design should provide stable grounding, correct pad alignment, and adequate clearance for SIM card insertion and lid operation. ## Application Suitability The **693022010811** is suitable for cellular communication devices, IoT modules, wireless routers, embedded modems, tracking systems, smart meters, industrial communication equipment, portable electronics, and other products requiring a Micro SIM card interface. ## Design Considerations The connector should be placed in an accessible area of the PCB to allow SIM card installation and removal. Designers should avoid excessive mechanical stress on the hinged lid, improper solder joint loading, contamination of the contact area, and operation beyond the specified environmental and electrical ratings. ## Hashtags #commonpartslibrary #connector #simconnector #microsimconnector #wurthelektronik #wrcrd #cardconnector #memoryconnector #interconnect #pcbconnector #surfacemount #rightangleconnector #smtcomponent #goldplatedcontacts #embeddedhardware #iotdevices #wirelessmodules #communicationdevices #networkingequipment #pcbdesign #hardwaredesign #electronicscomponents #electronicparts #componentlibrary #engineeringparts #electronicsengineering

Charger IC Lithium Ion/Polymer 16-WQFN (3x3) The BQ25302RTER is a highly integrated single-cell lithium-ion and lithium-polymer battery charger and power-path management IC developed by Texas Instruments. The device is optimized for compact portable and wearable applications requiring efficient battery charging from USB or low-voltage DC power sources. It integrates a switching charger, power-path management, system voltage regulation, battery FET, and protection features into a compact package suitable for space-constrained designs. The device supports programmable charging current and voltage regulation while maintaining high power conversion efficiency through its switching charger architecture. Integrated power-path management allows the system load to operate simultaneously while charging the battery, improving system reliability and startup behavior when the battery is deeply discharged or absent. The BQ25302RTER includes input current limiting, thermal regulation, battery temperature monitoring support, and multiple safety timers to ensure safe charging operation. The charger automatically manages preconditioning, fast charging, charge termination, and recharge cycles for lithium-based battery chemistries. The device also supports USB-compliant input operation and includes configurable features through an I2C-compatible interface. Its compact WQFN package and high integration level reduce external component count and PCB area, making it suitable for wearable electronics, portable medical devices, IoT products, handheld instruments, wireless accessories, and battery-powered embedded systems. Electrical Characteristics Input operating voltage supports standard USB and low-voltage DC input sources suitable for portable electronics applications. Supports single-cell lithium-ion and lithium-polymer battery charging with programmable charge voltage regulation. Integrated high-efficiency switching charger architecture minimizes power dissipation and improves thermal performance compared to linear chargers. Programmable fast-charge current supports flexible battery capacity scaling and application-specific charging requirements. Integrated power-path management allows simultaneous battery charging and system power delivery. Includes programmable input current limiting to support USB current compliance and adapter protection. Automatic charge cycle management includes precharge, fast charge, termination, and recharge operation. Supports battery temperature qualification using external thermistor monitoring. Integrated thermal regulation dynamically reduces charge current during high-temperature operating conditions. Low quiescent current operation improves standby battery life in portable products. Protection Features Integrated overvoltage protection for input power safety. Battery overcurrent and short-circuit protection enhance system reliability. Thermal shutdown circuitry protects the device during excessive junction temperature conditions. Safety timers monitor charging duration and prevent abnormal charging operation. Input current limiting protects USB ports and weak power adapters from overload conditions. Undervoltage lockout prevents improper operation during insufficient input supply conditions. Interface and Control I2C-compatible serial interface enables configuration and monitoring of charger parameters. Status reporting supports system-level battery and charging management. Programmable charging parameters allow firmware-controlled optimization for different battery chemistries and capacities. Interrupt and status functions support embedded power management architectures. Package Information Supplied in a compact WQFN package optimized for portable and space-constrained PCB layouts. Package design supports efficient thermal dissipation and automated surface-mount assembly processes. RoHS-compliant and suitable for modern lead-free manufacturing requirements. Typical Applications Wearable electronics Wireless earbuds and audio accessories Portable medical devices IoT and embedded battery-powered systems Handheld consumer electronics Portable instrumentation Rechargeable sensor modules Compact USB-powered battery charging systems #CommonPartsLibrary #IntegratedCircuit #PowerManagement #battery charger

Automotive control area network flexible data rate (CAN FD) controller with integrated transceiver #CommonPartsLibrary #IntegratedCircuit #Transceiver #TCAN4551

RF Amplifier IC RKE, Access Control 315MHz, 433MHz SC-70-6 (SOT-363) #CommonPartsLibrary #IntegratedCircuit #RF-Amplifier #MAX2634

Automotive, 40-V max, 8-A peak, sensorless field oriented control (FOC) 3-phase BLDC motor driver #CommonPartsLibrary #IntegratedCircuit #powermanagement #Motor-Driver #Controller