Surface-Mount Tactile Pushbutton Switch – Momentary SPST-NO tactile switch designed for consumer electronics, industrial controls, medical devices, IoT products, handheld equipment, instrumentation, and embedded user interface applications. The C&K PTS645SL43SMTR92 LFS is part of the PTS645 Series, featuring a Single-Pole Single-Throw Normally Open (SPST-NO) contact configuration with top actuation and a surface-mount (SMT) gull-wing package. It provides an operating force of 130 gf, 0.05 A at 12 VDC contact rating, 4.30 mm actuator height, and a compact 6.0 × 6.0 mm footprint, making it ideal for space-constrained PCB designs. Constructed with a PA66 (Nylon 6/6) actuator, the switch offers 100,000 mechanical operating cycles, is non-illuminated, and operates over a −40°C to +85°C temperature range for reliable performance in demanding embedded applications. #CK #PTS645SL43SMTR92LFS #PTS645Series #TactileSwitch #PushButton #MomentarySwitch #SPST #SurfaceMount #SMTSwitch #IndustrialElectronics #EmbeddedSystems #UserInterface

600 Ohms @ 100 MHz 1 Ferrite Bead 0603 (1608 Metric) ferrite bead 600 ohm 0603 ferrite bead 600 ohm 100MHz 0603 ferrite bead 0603 600ohm The BLM18AG601SN1D is a surface-mount ferrite bead designed for suppression of high-frequency noise in electronic circuits. It provides high impedance at high frequencies while maintaining low DC resistance, making it suitable for power lines and signal line filtering. This component is commonly used in portable electronics, communication devices, and general digital circuits to improve EMI performance. ELECTRICAL CHARACTERISTICS Impedance: 600 Ω ±25% @ 100 MHz Rated Current: 500 mA (max) DC Resistance (DCR): 0.5 Ω (typ), 0.8 Ω (max) Insulation Resistance: 10 MΩ min PHYSICAL CHARACTERISTICS Package Size: 0603 (1608 Metric) Length: 1.6 mm Width: 0.8 mm Height: 0.8 mm (typ) Mounting Type: Surface Mount (SMD) ENVIRONMENTAL & OPERATING CONDITIONS Operating Temperature Range: -55°C to +125°C Storage Temperature Range: -55°C to +125°C APPLICATIONS Power supply line noise suppression Signal line EMI filtering Mobile devices and handheld electronics Computers and peripherals Consumer electronics FEATURES High impedance at high frequencies for effective noise suppression Low DC resistance minimizes signal/power loss Compact 0603 package suitable for high-density PCB layouts Reliable multilayer construction Lead-free and RoHS compliant PACKAGING Packaging Type: Tape and Reel Standard Reel Quantity: Typically 4000 pcs/reel #CommonPartLibrary #Filter #FerriteBead

Bipolar (BJT) Transistor NPN 40V 200 mA 300MHz 625 mW Through Hole TO-92-3 The 2N3904TFR is a general-purpose NPN bipolar junction transistor (BJT) designed for low-power amplification and switching applications. It is widely used in signal processing, small-signal amplification, and digital switching circuits. This transistor offers fast switching speed, low saturation voltage, and reliable performance in a compact surface-mount package, making it suitable for consumer electronics, industrial controls, and embedded systems. Manufacturer Various (commonly ON Semiconductor / onsemi, Diodes Inc., Central Semiconductor) Part Number 2N3904TFR Transistor Type NPN Bipolar Junction Transistor (BJT) Configuration Single Package / Case SOT-23 (TO-236AB) Mounting Style Surface Mount (SMD/SMT) Collector-Emitter Voltage (VCEO) 40 V Collector-Base Voltage (VCBO) 60 V Emitter-Base Voltage (VEBO) 6 V Collector Current (IC) 200 mA (max) Power Dissipation (PD) ~200 mW to 350 mW (package dependent) DC Current Gain (hFE) 100 to 300 (typical, varies with operating conditions) Transition Frequency (fT) ~300 MHz Collector-Emitter Saturation Voltage (VCE(sat)) ~0.2 V (typical at IC = 10 mA, IB = 1 mA) Operating Temperature Range -55°C to +150°C Polarity NPN Packaging Tape & Reel (TFR suffix) RoHS Compliance Compliant #commonpartslibrary #transistor #bjt

SPDT DC-4GHz reflective switch, 43dB isolation at 1GHz, MSOP-8 #RF #Switch #commonpartslibrary

LVDS Digital Isolator 5700Vrms 4 Channel 2.5Gbps 40kV/µs CMTI 32-WFQFN Exposed Pad, CSP The ADN4624 is a quad-channel, signal isolated, low voltage differential signaling (LVDS) buffer that operates at up to 2.5 Gbps with very low jitter. The device integrates Analog Devices, Inc., iCoupler® technology, enhanced for high speed operation to provide drop-in galvanic isolation of LVDS signal chains. AC coupling and/or level shifting to the LVDS receivers and from the LVDS drivers allows isolation of other high speed signals such as current mode logic (CML). The ADN4624 includes a refresh mechanism to monitor the input and output states and ensure they remain the same in the absence of data transitions (for example, at power-on). For lower power consumption and high speed operation with low jitter, the LVDS and isolator circuits rely on 1.8 V supplies. The ADN4624 is fully specified over a wide industrial temperature range and is available in a 28-lead, wide-body, finer pitch SOIC_W_FP package with 8.3 mm creepage and clearance (for 5.7 kV rms or 8 kVPEAK surge and impulse voltages and reinforced insulation at ac mains voltages) or 6 mm × 6 mm LFCSP package with 1.27 mm creepage and clearance (for basic/functional isolation). FEATURES ► 5.7 kV rms and 1.5 kV rms LVDS isolators ► Complies with TIA/EIA-644-A LVDS signal levels ► Quad-channel configuration ► Any data rate up to 2.5 Gbps switching with low jitter ► 10 Gbps total bandwidth across four channels ► 2.15 ns typical propagation delay ► Typical jitter: 0.82 ps rms random, 40 ps total peak ► Lower power 1.8 V supplies ► ±8 kV IEC 61000-4-2 ESD protection across isolation barrier ► High common-mode transient immunity: 100 kV/μs typical ► Safety and regulatory approvals (28-lead SOIC_W_FP package) ► UL (pending): 5700 V rms for 1 minute per UL 1577 ► CSA Component Acceptance Notice 5A (pending) ► VDE certificate of conformity (pending) ► DIN V VDE V 0884-11 (VDE V 0884-11):2017-01 ► VIORM = 849 VPEAK (working voltage) ► Enable or disable refresh (low speed output correctness check) ► Operating temperature range: −40°C to +125°C ► 28-lead, wide-body, finer pitch SOIC_W_FP package with 8.3 mm creepage and clearance or 6 mm × 6 mm LFCSP package with 1.27 mm creepage and clearance APPLICATIONS ► Isolated video and imaging data ► Analog front-end isolation ► Data plane isolation ► Isolated high speed clock and data links ► Multi-gigabit serialization/deserialization (SERDES) ► Board-to-board optical replacement (for example, short reach fiber) #CommonPartsLibrary #Isolator #ADN4624BCPZ #AnalogDevices #LVDS #DigitalIsolator #GalvanicIsolation #HighSpeedCommunication #SERDES

300mA Low-dropout Voltage Regulator, Vout 3.3V, Vin up to 5.5V, SOT-23 MIC5504 low-dropout linear voltage regulator, 2.5V to 5.5V input, fixed 1.0V to 3.3V output, 300mA output current, ±2% accuracy, 38µA quiescent current, 160mV dropout at 300mA, thermal shutdown and current-limit protection, 1x1mm Thin DFN or SOT-23 package.

LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 8-SO-EP # AL8866QSP-13 Engineering Specifications **General Description** The AL8866QSP-13 is an automotive-qualified, multi-topology DC-switching LED controller manufactured by Diodes Incorporated. It is designed to control an external power MOSFET for high-power automotive LED lighting systems. The device supports buck, boost, buck-boost and single-ended primary-inductance converter configurations. Its wide input-voltage range makes it suitable for automotive power systems and various high-voltage LED applications. The controller uses fixed-frequency peak current-mode regulation with spread-spectrum frequency modulation to reduce electromagnetic interference. It supports both analog and pulse-width-modulation dimming through the DIM input. An integrated programmable soft-start function gradually increases the inductor and switching currents during startup to reduce output-voltage and current stress. The open-drain fault output provides system-level fault reporting for abnormal operating conditions. **Engineering Specifications** **Manufacturer:** Diodes Incorporated **Manufacturer Part Number:** AL8866QSP-13 **Component Type:** Automotive LED driver controller **Converter Topologies:** Buck, boost, buck-boost and SEPIC **Control Architecture:** Fixed-frequency peak current-mode control **External Switching Device:** External power MOSFET **Minimum Input Voltage:** Four point seven volts **Maximum Input Voltage:** Eighty-five volts **Maximum Output Voltage:** Eighty-five volts **Switching Frequency:** Four hundred kilohertz **Frequency Modulation:** Spread-spectrum modulation for reduced electromagnetic interference **LED Current Control:** External current-sense resistor and external MOSFET configuration **Feedback Voltage:** Two hundred millivolts **Typical Quiescent Current:** One point eight milliamperes **Typical Efficiency:** Up to approximately ninety-three percent, depending on the application circuit and external components **Dimming Methods:** Analog dimming and pulse-width-modulation dimming **Analog Dimming Range:** One percent to one hundred percent **Analog Dimming Dynamic Range:** Greater than one hundred to one **Pulse-Width-Modulation Dimming Ratio:** One hundred to one at a two-hundred-hertz dimming frequency **Pulse-Width-Modulation Frequency Range:** Approximately one hundred hertz to one kilohertz **Full-Brightness Current Accuracy:** Approximately plus or minus three percent **Low-Level Dimming Current Accuracy:** Approximately plus or minus twelve percent at twenty-percent dimming **Soft-Start Function:** Externally programmable **Fault Output:** Active-low open-drain fault indicator **Protection Features:** Output overvoltage protection, LED open-circuit protection, output undervoltage protection, LED short-circuit protection, cycle-by-cycle overcurrent limitation, current-sense resistor short-circuit protection, inductor and diode short-circuit detection, diode open-circuit protection and thermal shutdown **Automotive Qualification:** AEC-Q100 Grade One qualified **Automotive Documentation:** PPAP capable **Manufacturing Standard:** Manufactured in IATF-certified automotive facilities **Operating Temperature Range:** Minus forty degrees Celsius to positive one hundred twenty-five degrees Celsius **Package Type:** Thermally enhanced SO-8 exposed-pad package **Pin Count:** Eight leads with exposed thermal ground pad **Mounting Style:** Surface mount **Packing Method:** Thirteen-inch tape and reel **Standard Packing Quantity:** Two thousand five hundred components per reel **Moisture Sensitivity:** Level One **Terminal Finish:** Matte-tin-plated leads **Environmental Compliance:** Lead-free, RoHS compliant, halogen-free and antimony-free **Typical Applications** Automotive high-beam and low-beam lighting Automotive daytime running lights Automotive fog lights Automotive turn-signal lights Automotive position lights Automotive brake and stop lights High-power exterior LED lighting Multi-topology automotive LED driver modules #AL8866QSP13 #AL8866Q #DiodesIncorporated #LEDDriver #AutomotiveLED #AutomotiveElectronics #BuckConverter #BoostConverter #BuckBoostConverter #SEPICConverter #PowerElectronics #LEDLighting #ElectronicComponents #EngineeringSpecifications

Bipolar (BJT) Transistor NPN 40V 600 mA 300MHz 300 mW Surface Mount SOT-23-3 (TO-236) The MMBT2222ALT3G is a NPN general-purpose bipolar junction transistor (BJT) manufactured by onsemi, designed in a SOT-23 surface-mount package. It is the SMD version of the well-known 2N2222A transistor family, used for switching and signal amplification in compact electronic circuits. It is widely used in industrial, automotive (AEC-Q101 qualified variants), and general embedded systems due to its reliability, small size, and good electrical performance. Key Features NPN General-Purpose Transistor Suitable for switching and low-power amplification Collector-Emitter Voltage (Vceo) Up to 40 V Collector Current Up to 600 mA Power Dissipation Around 225–300 mW (depending on package conditions) High Frequency Performance Transition frequency up to ~300 MHz DC Current Gain (hFE) Typically ~100 at moderate currents Low Saturation Voltage Efficient switching performance for digital circuits SOT-23 Surface-Mount Package Compact footprint for modern PCB designs Wide Temperature Range Typically -55°C to +150°C RoHS / Lead-Free Compliant Environmentally compliant manufacturing Typical Applications LED switching circuits Relay driver stages MCU signal interfacing (Arduino, ESP32, etc.) Small motor drivers General signal amplification Automotive and industrial control circuits Important Note MMBT2222ALT3G = SMD version (SOT-23) Equivalent to 2N2222A (TO-92 through-hole version) in function, but not in physical package. 2N2222A SOT-23 #commonpartslibrary #transistor #bjt

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-23-5 The TLV75533PDBVR is a low-dropout (LDO) linear voltage regulator designed to provide a stable 3.3 V output from a higher input voltage source. It features ultra-low quiescent current and high power-supply rejection ratio (PSRR), making it ideal for battery-powered and noise-sensitive applications such as IoT devices, portable electronics, and RF circuits. The device is optimized for fast transient response and stable operation with small ceramic output capacitors. Key Features Fixed output voltage: 3.3 V Low dropout voltage (typ. ~200 mV at full load) Ultra-low quiescent current (typ. 25 µA) High PSRR for noise-sensitive applications Stable with small ceramic capacitors (≥1 µF) Thermal shutdown and overcurrent protection Available in compact SOT-23-5 package (DBV) Absolute Maximum Ratings Input voltage: –0.3 V to 6.5 V Output voltage: –0.3 V to (VIN + 0.3 V) Operating junction temperature: –40°C to +125°C Storage temperature range: –65°C to +150°C Recommended Operating Conditions Input voltage range: 1.45 V to 5.5 V Output voltage: 3.3 V (fixed) Output current: up to 500 mA Operating temperature range: –40°C to +125°C Electrical Characteristics (Typical unless otherwise noted) Output voltage accuracy: ±1% Dropout voltage: ~200 mV @ 500 mA Quiescent current: ~25 µA PSRR: up to 70 dB (at 1 kHz) Line regulation: <0.05%/V Load regulation: <0.5% Pin Configuration (SOT-23-5) Pin 1: IN – Input voltage Pin 2: GND – Ground Pin 3: EN – Enable (active high) Pin 4: NC – No connect Pin 5: OUT – Regulated output Typical Application Power management for microcontrollers and sensors Battery-powered portable devices RF and analog circuits requiring low noise supply IoT and wearable electronics Protection Features Thermal shutdown protection Overcurrent protection Undervoltage lockout (UVLO) #commonpartsLibrary #integratedcircuit #powermanagement #voltageregulator

Application Processor integrating a quad-core Arm Cortex-A55 64-bit CPU operating at up to 2.0 GHz, an Arm Mali-G52 2EE GPU, and a 1 TOPS INT8 NPU. Supports DDR3/DDR3L/DDR4/LPDDR3/LPDDR4/LPDDR4X memory, 4K H.264/H.265/VP9 video decoding, 1080p60 H.264/H.265 video encoding, and interfaces including PCIe 3.0, SATA 3.0, USB 3.0/2.0, Gigabit Ethernet, HDMI 2.0, eDP 1.3, MIPI-CSI, MIPI-DSI, CAN, SDIO/eMMC, UART, SPI, I²C, and PWM. Packaged in a FCBGA636L (19 × 19 mm) package. Hashtags: #ApplicationProcessor #SoC #Rockchip #RK3568 #CortexA55 #MaliG52 #NPU #EmbeddedProcessor #AIoT #FCBGA636 #BGA636 #DDR4 #LPDDR4X #PCIe3 #USB3 #HDMI2 #GigabitEthernet

Buck Switching Regulator IC Positive Adjustable 1.8V 1 Output 750mA 8-VFDFN The TPS62840 is a high-efficiency step-down converter with ultra-low operating quiescent current of typically 60 nA. The device contains special circuitry to achieve just 120 nA IQ in 100% mode to further extend battery life near the end of discharge. The device uses DCS-Control to cleanly power radios and operates with a typical switching frequency of 1.8 MHz. In Power-Save Mode, the device extends the light load efficiency down to a load current range of 1 μA and below. 16 predefined output voltages can be selected by connecting a resistor to pin VSET, making the device flexible for various applications with a minimum amount of external components. The STOP pin of the device immediately eliminates any switching noise in order to take a noise-free measurement in test and measurement systems. The TPS62840 provides an output current of up to 750 mA. With an input voltage of 1.8 V to 6.5 V, the device supports multiple power sources such as 2S to 4S Alkaline, 1S to 2S Li-MnO2 , or 1S Li-Ion/LiSOCl2 Features 1• 60-nA operating quiescent current • 100% duty-cycle mode with 120-nA IQ • Input voltage range VIN from 1.8 V to 6.5 V • Output current up to 750 mA • RF friendly DCS-Control™ • 80% efficiency at 1 µA IOUT (3.6 VIN to 1.8 VOUT) • 16 selectable output voltages via VSET pin • Auto transition PFM/PWM or forced-PWM mode • Selectable forced PWM and STOP modes • Output discharge function • 25-nA shutdown current #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

3.8-V to 36-V, 3-A synchronous step-down voltage converter Buck Switching Regulator IC Positive Adjustable 1V 1 Output 3A 12-PowerVFQFN The LMR33630-Q1 automotive-qualified regulator is an easy-to-use, synchronous, step-down DC/DC converter that delivers best-in-class efficiency for rugged applications. The LMR33630-Q1 drives up to 3 A of load current from an input of up to 36 V. The LMR33630-Q1 provides high light load efficiency and output accuracy in a very small solution size. Features such as a power-good flag and precision enable provide both flexible and easy-touse solutions for a wide range of applications. The LMR33630-Q1 automatically folds back frequency at light load to improve efficiency. Integration eliminates most external components and provides a pinout designed for simple PCB layout. Protection features include thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, and hiccup short-circuit protection. The LMR33630-Q1 is available in a 12-pin 3 mm × 2 mm next generation VQFN package with wettable flanks • AEC-Q100 qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA • Functional Safety-Capable – Documentation available to aid functional safety system design • Configured for rugged automotive applications – Input voltage range: 3.8 V to 36 V – Output voltage range: 1 V to 24 V – Output current: 3 A – 75-mΩ/50-mΩ RDS-ON power MOSFETs – Peak-current-mode control – Short minimum on-time of 68 ns – Frequency: 400 kHz, 1.4 MHz, 2.1 MHz – Integrated compensation network • Low EMI and switching noise – HotRod™ package – Parallel input current paths • High power conversion at all loads – Peak efficiency > 95% – Low shutdown quiescent current of 5 µA – Low operating quiescent current of 25 µA #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LMR33630

Cellular EDGE, GPRS, GSM, HSPA+, LTE, UMTS Transceiver Module 900MHz, 1.8GHz Antenna Not Included Surface Mount The SIM7600E-H is a multi-mode LTE module that supports: LTE (4G) Cat-4 with up to 150 Mbps download / 50 Mbps upload 3G (UMTS/HSPA+) 2G (GSM/GPRS/EDGE) fallback for global network compatibility It is built in a compact SMT/LCC package (about 30 × 30 mm) and is widely used for embedded devices that need mobile internet and GNSS positioning Key Features Network support LTE-FDD / LTE-TDD (global bands depending on variant) UMTS/HSPA+ GSM/GPRS/EDGE fallback Data speed LTE Cat-4: up to 150 Mbps downlink 3G/2G fallback for lower-speed connectivity GNSS built-in GPS / GLONASS / other satellite positioning support Interfaces USB 2.0 UART GPIO I2C ADC PCM (audio support) SIM card interface Software / protocols AT command control TCP/IP, UDP, HTTP, HTTPS, FTP, DNS Driver support for Windows, Linux, Android Power supply ~3.4V to 4.2V typical operating range Operating temperature -40°C to +85°C (industrial grade) Typical Applications IoT devices GPS trackers Smart metering Industrial routers / gateways Remote monitoring systems Vehicle telematics Point-of-sale terminals #commonpartslibrary #rf #wireless #transceiver #module

Polymeric PTC Resettable Fuse 6V 500 mA Ih Surface Mount 0603 (1608 Metric), Concave polyfuse 500mA 0603 The 0603L050YR is a surface-mount resettable fuse based on polymeric positive temperature coefficient technology, designed to provide overcurrent protection in compact electronic circuits. Under normal operating conditions, the device exhibits low resistance and allows current to pass with minimal power loss. When exposed to an overcurrent condition, the device transitions to a high-resistance state, effectively limiting the current and protecting downstream components. Once the fault condition is removed and power is cycled or the device cools, the fuse automatically resets to its original low-resistance state. This component is optimized for space-constrained applications requiring reliable, resettable protection, such as portable electronics, battery-powered systems, and low-voltage signal lines. Its small form factor enables integration into dense PCB layouts while maintaining compliance with industry safety standards for overcurrent protection. Package and Mounting: Surface-mount device in standard 0603 footprint, compatible with automated assembly processes including reflow soldering. Electrical Characteristics: The device is designed to maintain normal operation at a defined hold current level and transition to a protective state when the current exceeds its trip threshold. It operates within low-voltage circuits and provides fast response to fault conditions while minimizing nuisance tripping under typical load variations. Functional Behavior: The fuse operates by increasing resistance sharply in response to thermal energy generated by excess current. This behavior reduces current flow and limits fault energy. After removal of the overcurrent condition, the device gradually returns to its conductive state, enabling repeated use without replacement. Applications: Suitable for use in power lines, battery packs, USB interfaces, consumer electronics, and other low-voltage systems where resettable overcurrent protection is required. Compliance and Reliability: Designed to meet relevant safety and environmental standards for electronic components, ensuring stable performance across specified operating conditions and long-term reliability in field applications. #commonpartslibrary #fuse #Circuit-Protection #PTC #ptc #polymeric

Diode 40 V 3A Surface Mount SMB Schottky diode 3A 40V SMB The B340B-13-F is a surface-mount Schottky barrier rectifier diode designed for efficient power rectification in low-voltage, high-frequency applications. It features low forward voltage drop and fast switching capability, making it suitable for DC-DC converters, power supplies, reverse polarity protection, and freewheeling diode applications. The device is housed in a compact SMB (DO-214AA) package, enabling high current handling in space-constrained designs. ELECTRICAL CHARACTERISTICS Reverse Voltage (VRRM): 40 V Average Forward Current (IF(AV)): 3 A Forward Voltage (VF): 0.5 V (typical at IF = 3 A) Reverse Leakage Current (IR): 0.5 mA (max at VR = 40 V, 25°C) Peak Surge Current (IFSM): 80 A (8.3 ms single half sine wave) THERMAL CHARACTERISTICS Operating Junction Temperature Range: -55°C to +150°C Storage Temperature Range: -55°C to +150°C Thermal Resistance Junction-to-Ambient (RθJA): ~75 °C/W MECHANICAL CHARACTERISTICS Package Type: SMB (DO-214AA) Mounting Type: Surface Mount (SMD) Polarity: Cathode marked by band Weight: ~0.1 g FEATURES Low forward voltage drop for improved efficiency High surge current capability Fast switching speed Low power loss and high reliability Compact SMB package for space-saving PCB layout RoHS compliant and halogen-free APPLICATIONS Switch-mode power supplies (SMPS) DC-DC converters Reverse polarity protection circuits Freewheeling and clamping diodes Battery charging circuits MANUFACTURER / PART DETAILS Manufacturer: Diodes Incorporated Part Number: B340B-13-F Package Code: SMB (DO-214AA) #Diode #Rectifier #Single-Diode #SCHOTTKY #B340