Test Points/Test Rings 5003 TEST-TH_BD2.54-P1.39 LCSC Part Number: C238124 JLCPCB Part Class: Extended Part Manufactured by Keystone

Test Points/Test Rings 4952 CONN-TH_L3.0-W1.2 LCSC Part Number: C238118 JLCPCB Part Class: Extended Part Manufactured by Keystone

Test desc

Telecom Relay DPDT (2 Form C) Surface Mount The G6K-2F-Y DC5 specification defines the engineering requirements for a low-profile dual-pole signal relay designed for precision switching in electronic control and communication systems. This specification establishes the functional, electrical, mechanical, environmental, and quality requirements necessary to ensure reliable signal switching, low contact resistance, and long-term operational stability in compact electronic assemblies. The relay is intended for use in telecommunications equipment, instrumentation, industrial control systems, automated test equipment, and embedded electronic applications requiring high-reliability signal routing. It provides electrically isolated switching with low power consumption and stable contact performance, making it suitable for low-level signal and logic circuit applications. Engineering Requirements The relay shall be manufactured using qualified electromechanical components and controlled production processes to ensure consistent switching characteristics, mechanical durability, and long service life. The internal contact system shall provide reliable electrical continuity and repeatable switching performance throughout the specified operational life. Electrical characteristics shall ensure stable contact resistance, low coil power consumption, high insulation resistance, and reliable dielectric isolation between coil and contact circuits. The relay shall maintain dependable switching performance under specified voltage, current, temperature, and environmental operating conditions. Mechanical construction shall provide accurate contact alignment, secure enclosure integrity, and resistance to vibration, shock, and thermal cycling. The package shall be suitable for printed circuit board mounting and compatible with standard electronic assembly and soldering processes without degradation of performance. Workmanship shall be free from defects including contamination, corrosion, mechanical deformation, contact misalignment, or structural irregularities that could adversely affect electrical or mechanical reliability. 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 before implementation. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, 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 release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #SignalRelay #ElectromechanicalRelay #ElectronicSwitching #IndustrialElectronics #EmbeddedSystems #Telecommunications #QualityAssurance #EngineeringDocumentation #ElectronicComponents

Test Points/Test Rings 5017 TEST-SMD_L2.7-W1.0 LCSC Part Number: C238130 JLCPCB Part Class: Extended Part Manufactured by Keystone

Test Points/Test Rings 4954 CONN-TH_L6.0-W2.0_4951 LCSC Part Number: C238119 JLCPCB Part Class: Extended Part Manufactured by Keystone

14V Clamp 2.5A (8/20µs) Ipp Tvs Diode Surface Mount 2-X1SON (1x.60) TVS diode USB VBUS 5V TVS diode USB VBUS 5V ESD protection General Description The TPD1E05U06DPYR is a single-channel transient voltage suppression device designed to protect sensitive electronic components from electrostatic discharge (ESD) and other transient voltage events. It is engineered for high-speed signal applications, offering low capacitance to preserve signal integrity while providing robust protection. The device is suitable for integration into compact and portable electronic systems where space, reliability, and performance are critical. Device Identification Part number: TPD1E05U06DPYR Device classification: ESD protection diode / transient voltage suppressor Manufacturer: Commonly associated with Texas Instruments Mounting type: Surface-mount Package style: Ultra-small leadless package (e.g., X2SON/DFN) Functional Description Protects circuits from high-voltage transients caused by ESD events Limits voltage spikes by clamping them to safe levels Maintains signal quality by minimizing added capacitance Operates transparently under normal signal conditions Provides fast response to transient disturbances Performance Characteristics Low capacitance suitable for high-speed data lines High ESD protection capability compliant with standard test models Low leakage current during normal operation Fast transient response time Stable performance across specified operating conditions Electrical Characteristics Designed for low-voltage applications (approximately 5 V working range) Low clamping voltage to protect downstream components Minimal dynamic resistance Very low input/output capacitance High reliability under repeated ESD stress Application Scope High-speed communication interfaces such as USB, HDMI, and display ports Mobile phones, tablets, and wearable electronics Embedded systems and microcontroller interfaces Consumer and industrial electronic equipment Data and signal line protection in compact devices Mechanical and Physical Properties Compact footprint for high-density PCB layouts Leadless package for improved mechanical robustness Compatible with standard surface-mount assembly processes Designed for automated manufacturing environments Integration Guidelines Install as close as possible to the external connector or entry point Ensure a low-impedance path to ground for optimal protection Minimize trace length between the device and the protected line Consider layout practices to preserve high-speed signal integrity Verify compatibility with system voltage and interface requirements #commonpartslibrary #circuitprotection #tvsdiode

Test Points/Test Rings 5002 TEST-TH_BD2.54-P1.39 LCSC Part Number: C238123 JLCPCB Part Class: Extended Part Manufactured by Keystone

Pogo Pin Spring Probe Connector YZ00515045R-07 YZ00515045R-07 is a surface-mount (SMD) single-pin spring-loaded contact, commonly known as a pogo pin connector. It is designed to provide a reliable temporary electrical connection in applications such as charging docks, test fixtures, battery contacts, wearable devices, and modular electronic products. The connector uses a gold-plated spring-loaded mechanism to maintain stable contact over many mating cycles. Portable medical devices Modular and detachable electronic assemblies make it suitable for charging, testing, and board-to-board contact systems.

The 1N4148 SOD-323 is a high-speed switching diode designed for general-purpose signal switching, fast signal processing, and protection applications in compact electronic circuits. Utilizing fast recovery characteristics and low junction capacitance, this diode is widely used in digital circuits, communication equipment, consumer electronics, industrial control systems, and embedded devices. The device is optimized for high-speed switching performance, enabling rapid response to changing signal conditions while maintaining low power consumption. Its compact SOD-323 surface-mount package makes it ideal for space-constrained PCB layouts and high-density electronic assemblies. The 1N4148 SOD-323 is commonly employed for signal routing, logic circuit protection, voltage clamping, waveform shaping, and general-purpose switching functions where fast response and reliable operation are required. Features High-speed switching diode Fast reverse recovery characteristics Low forward voltage drop Low junction capacitance Low leakage current High reliability construction Compact SOD-323 surface-mount package Suitable for high-frequency applications Excellent switching performance RoHS-compliant construction available Compatible with automated assembly processes Wide operating temperature capability Electrical Characteristics Silicon switching diode technology Fast signal switching operation Low capacitance design Low reverse leakage performance High-speed recovery behavior Stable electrical characteristics Optimized for digital and analog signal applications Suitable for low-current switching circuits Applications Signal switching circuits Logic signal routing Communication equipment Embedded systems Consumer electronics Industrial control systems Protection circuits Waveform shaping networks Signal detection circuits High-frequency switching applications Test and measurement equipment General-purpose electronic designs Package Information Package Type: SOD-323 Surface-mount technology Compact PCB footprint Suitable for automated pick-and-place assembly High-density circuit integration capability Optimized for space-constrained applications #commonpartslibrary #semiconductor #diode #switchingdiode #signaldiode #highspeedswitching #circuitprotection #electronics #smd #sod323 #consumerelectronics #industrialelectronics #embeddedsystems #communicationelectronics #analogdesign #digitaldesign #pcbdesign #electroniccomponents

Test Description 2

1.8V to 6.5V, 750mA, 60nA IQ step-down converter 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 • 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 • SON-8, WCSP-6 and thermally enhanced HVSSOP-8 packages #CommonPartsLibrary #IntegratedCircuit #PowerManagement

High-Accuracy, Low-Power, Digital Temperature Sensor With SMBus- and I2C-Compatible Interface The TMP117 is a high-precision digital temperature sensor. It is designed to meet ASTM E1112 and ISO 80601 requirements for electronic patient thermometers. The TMP117 provides a 16-bit temperature result with a resolution of 0.0078 °C and an accuracy of up to ±0.1 °C across the temperature range of –20 °C to 50 °C with no calibration. The TMP117 has in interface that is I 2C- and SMBus™-compatible, programmable alert functionality, and the device can support up to four devices on a single bus. Integrated EEPROM is included for device programming with an additional 48-bits memory available for general use. The low power consumption of the TMP117 minimizes the impact of self-heating on measurement accuracy. The TMP117 operates from 1.7 V to 5.5 V and typically consumes 3.5 μA. For non-medical applications, the TMP117 can serve as a single chip digital alternative to a Platinum RTD. The TMP117 has an accuracy comparable to a Class AA RTD, while only using a fraction of the power of the power typically needed for a PT100 RTD. The TMP117 simplifies the design effort by removing many of the complexities of RTDs such as precision references, matched traces, complicated algorithms, and calibration. The TMP117 units are 100% tested on a production setup that is NIST traceable and verified with equipment that is calibrated to ISO/IEC 17025 accredited standards. • TMP117 high-accuracy temperature sensor – ±0.1 °C (maximum) from –20 °C to 50 °C – ±0.15 °C (maximum) from –40 °C to 70 °C – ±0.2 °C (maximum) from –40 °C to 100 °C – ±0.25 °C (maximum) from –55 °C to 125 °C – ±0.3 °C (maximum) from –55 °C to 150 °C • Operating temperature range: –55 °C to 150 °C • Low power consumption: – 3.5-μA, 1-Hz conversion cycle – 150-nA shutdown current • Supply range: – 1.7 V to 5.5 V from –55 °C to 70 °C – 1.8 V to 5.5 V from –55 °C to 150 °C • 16-bit resolution: 0.0078°C (1 LSB) • Programmable temperature alert limits • Selectable averaging • Digital offset for system correction • General-purpose EEPROM: 48 bits • NIST traceability • SMBus™, I2C interface compatibility • Medical grade: meets ASTM E1112 and ISO 80601-2-56 • RTDs replacement: PT100, PT500, PT1000 2 Applications • Electronic thermometers • Wireless environmental sensors • Thermostats • Automotive test equipment • Wearable fitness and activity monitors • Cold chain asset tracking • Gas meters and heat meters • Temperature transmitters #CommonPartsLibrary #Sensor

Test Points/Test Rings 1625854-2 TEST-RING LCSC Part Number: C306063 JLCPCB Part Class: Extended Part Manufactured by TE Connectivity(泰科电子)

TVS DIODE 5VWM 9.2VC SOD-123FL The SMF series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. SMF package is 50% smaller in footprint when compare to SMA package and deliverying one of the low height profiles (1.1mm) in the industry • 200W peak pulsepower capability at 10/1000µs waveform, repetition rate (duty cycle): 0.01% •Compatible with industrial standard package SOD-123FL • Low profile: maximum height of 1.1mm. • Low inductance, excellent clamping capability • For surface mounted applications to optimize board space • High temperature to reflow soldering guaranteed: 260°C/430sec • Typical failure mode is short from over-specified voltage or current • Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c • IEC-61000-4-2 ESD 30kV(Air), 30kV (Contact) • ESD protection of data lines in accordance with IEC 61000-4-2 • EFT protection of data lines in accordance with IEC 61000-4-4 • Fast response time: typically less than 1.0ns from 0 Volts to VBR min • Glass passivated junction • Built-in strain relief • Plastic package is flammability rated V-0 per UL 94 • Meet MSL level1, per J-STD-020, LF maximun peak of 260°C • Matte tin lead–free plated • Halogen-free and RoHS compliant • Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/ JEDEC J-STD609A.01) • UL Recognized to UL 497B as an Isolated Loop Circuit Protector. #CommonPartsLibrary #Diode

ARM® Cortex®-M7 STM32H7 Microcontroller IC 32-Bit 480MHz 2MB (2M x 8) FLASH 100-LQFP (14x14) # STM32H743VIT6 ## General Description The STM32H743VIT6 is a high-performance microcontroller manufactured by STMicroelectronics and based on the Arm Cortex-M7 core. It is designed for advanced embedded applications requiring exceptional processing capability, extensive peripheral integration, high-speed memory access, and real-time control performance. The device combines powerful computational resources, floating-point processing, digital signal processing capabilities, large embedded memory, and a comprehensive set of communication interfaces within a compact package. Its architecture is optimized for industrial automation, motor control, human-machine interfaces, medical devices, robotics, data acquisition systems, audio processing, edge computing, and high-performance IoT applications. ## Key Features ### Processing Architecture * Arm Cortex-M7 processor core * High-performance real-time processing capability * Floating-point unit support * Digital signal processing functionality * Advanced instruction set architecture * Optimized embedded computing performance ### Memory Resources * Embedded Flash memory * High-speed SRAM architecture * Memory protection support * Efficient code and data execution * High-bandwidth memory access capability * Advanced cache architecture ### Communication Interfaces * USART and UART communication interfaces * SPI communication interfaces * I²C communication interfaces * CAN communication support * USB connectivity capability * Ethernet networking support * SDMMC storage interface support * Flexible external communication options ### Analog Features * High-resolution analog-to-digital conversion * Digital-to-analog conversion capability * Precision signal acquisition * Analog monitoring functionality * Sensor interface compatibility ### Timer and Control Features * Advanced control timers * General-purpose timers * PWM signal generation * Encoder interface support * Motor-control functionality * Real-time clock integration * Event-driven control architecture ### Multimedia and Processing Capabilities * Audio processing support * Signal processing applications * Graphics and display interface support * High-speed data acquisition capability * Real-time analytics support * Edge computing functionality ### Power Characteristics * Optimized performance-to-power ratio * Multiple low-power operating modes * Dynamic power management support * Efficient embedded system operation ### Package Characteristics * Surface-mount package construction * Industrial-grade packaging * High-pin-count peripheral integration * Automated assembly compatible * Suitable for complex embedded designs ### Material Construction * Advanced semiconductor technology * RoHS-compliant materials * Lead-free package construction * High-reliability integrated circuit design ### Environmental Characteristics * Suitable for industrial and commercial environments * Long operational service life * Reliable continuous operation * Stable performance across operating conditions * Robust embedded processing platform ### Application Areas * Industrial Automation Systems * Robotics and Motion Control * Motor Drive Applications * Human-Machine Interfaces * Medical Equipment * Audio Processing Systems * Data Acquisition Equipment * Embedded Computing Platforms * Industrial Networking Devices * Edge Computing Solutions * Smart Energy Systems * Advanced IoT Devices * Test and Measurement Equipment * Consumer Electronics ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade High-Performance Microcontroller Solution ## Manufacturer STMicroelectronics ## Product Family STM32H7 High-Performance Microcontroller Series #STM32H743VIT6 #STM32H7 #STMicroelectronics #CortexM7 #Microcontroller #EmbeddedSystems #IndustrialAutomation #MotorControl #Robotics #EdgeComputing #IoT #DataAcquisition #EmbeddedDesign #FirmwareDevelopment #ElectronicsEngineering

Test Points/Test Rings RCTCTE SMD-1_L2.0-W1.25-C172771 LCSC Part Number: C172771 JLCPCB Part Class: Extended Part Manufactured by KOA

The 24F 5A250V is a panel-mount cartridge fuse holder designed to securely accommodate and electrically connect cartridge fuses in power distribution and protection circuits. It provides a reliable interface between the fuse element and the electrical system, enabling easy fuse replacement while maintaining electrical safety and mechanical stability. Commonly used in industrial equipment, consumer electronics, power supplies, appliances, instrumentation, and control systems, the fuse holder supports circuit protection against overload and fault conditions while ensuring convenient maintenance and serviceability. Engineering Specification Device Type Panel-Mount Cartridge Fuse Holder Fuse Compatibility Cartridge Fuse Installation and Retention Current Rating Suitable for Low-Voltage Power Protection Applications Voltage Rating Compatible with AC Power Distribution Circuits Mounting Style Panel Mount Connection Method Solder Terminal or Wire Connection Interface Contact Material Conductive Metal Contacts with Corrosion Resistance Housing Material Insulating High-Temperature Polymer Construction Mechanical Characteristics Secure Fuse Retention Easy Fuse Replacement Stable Mechanical Assembly Durable Construction Safety Characteristics Electrical Isolation Support Reliable Contact Performance Overcurrent Protection Interface Safe Fuse Accessibility Environmental Characteristics Long Service Life Resistance to Mechanical Wear Suitable for Commercial and Industrial Environments Applications Power Supplies Industrial Control Equipment Consumer Electronics Electrical Appliances Instrumentation Systems Battery Chargers Test Equipment Automation Systems Distribution Panels Embedded Electronic Devices Features Compact Panel-Mount Design Reliable Electrical Contact Easy Maintenance Access High Mechanical Durability Secure Fuse Retention Mechanism Simple Installation Wide Application Compatibility RoHS Compliant Construction Component Category Fuse Holder #commonpartslibrary #passivecomponents #fuseholder #circuitprotection #overcurrentprotection #powerelectronics #powersupply #industrialelectronics #electricalsafety #panelmount #electroniccomponents #powermanagement #protectioncircuit #controlsystems #applianceelectronics

Clock Generators, PLLs, Frequency Synthesizers ADF4351BCPZ LFCSP-32_L5.0-W5.0-P0.50-BL-EP3.5 LCSC Part Number: C654681 JLCPCB Part Class: Extended Part Manufactured by ADI(亚德诺)/LINEAR(凌特) Analog Devices ADF4351 wideband fractional-N and integer-N PLL frequency synthesizer with integrated voltage-controlled oscillator (VCO), generating RF output frequencies from 35MHz to 4.4GHz. Features low phase noise, programmable output divider ratios (/1, /2, /4, /8, /16, /32, /64), programmable RF output power, dual-modulus prescaler (4/5 or 8/9), analog and digital lock detect, fast lock mode, cycle slip reduction, auxiliary RF output, RF mute function, and 3-wire serial programming interface. Operates from 3.0V to 3.6V and is widely used in RF signal generators, local oscillators, SDR systems, wireless infrastructure, test equipment, microwave communications, clock generation, and laboratory instrumentation. Search Keywords: ADF4351, Analog Devices ADF4351, ADF4351BRUZ, RF synthesizer, PLL synthesizer, fractional N PLL, integer N PLL, integrated VCO, 35MHz to 4.4GHz synthesizer, RF signal generator IC, microwave frequency synthesizer, local oscillator PLL, SDR synthesizer, programmable RF generator, low phase noise synthesizer, SPI PLL synthesizer, RF clock generator Hashtags: #ADF4351 #AnalogDevices #PLL #FractionalNPLL #IntegerNPLL #FrequencySynthesizer #RFSynthesizer #IntegratedVCO #RFGenerator #SignalGenerator #LocalOscillator #MicrowaveRF #SDR #ClockGenerator #RFIC #WirelessInfrastructure #TestEquipment #LowPhaseNoise #SPIInterface #ADF4351Module

Test Points/Test Rings 6037 CONN-TH_6037 LCSC Part Number: C238145 JLCPCB Part Class: Extended Part Manufactured by Keystone

20A 9V 300W 7V Bidirectional 5V SOD-323 ESD and Surge Protection (TVS/ESD) ROHS ESD DIODE 5VWM 7VC 9VC SOD-323 300W peak pulse power (8/20µs) * Protects one data or power line PESD5V0S1BA 1-Line BI-directional TVS Diode www.sot23.com.tw Mechanical Characteristics Package: SOD-323 Lead Finish: Matte Tin Case Material: "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 3 per J-STD-020 Terminal Connections: See Diagram Below * Ultra low leakage: nA level * Operating voltage: 5V * Ultra low clamping voltage * Complies with following standards: - IEC 61000-4-2 (ESD) immunity test Air discharge: ±30kV Contact discharge: +30kV - IEC61000-4-4 (Lightning) 20A (8/20ns) #CommonPartsLibrary #Diode