SOP-4-2.54mm Transistor, Photovoltaic Output Optoisolators ROHS PC817C-S SOP-4_L6.5-W4.6-P2.54-LS10.3-TL LCSC Part Number: C3008369 JLCPCB Part Class: Extended Part Manufactured by UMW(友台半导体) The ESDA18-1K is a transient voltage suppression and electrostatic discharge protection device designed to protect sensitive electronic circuits from ESD events, surge transients, and electrical overstress conditions. Manufactured by STMicroelectronics and commonly used in communication and embedded electronic systems, this device provides fast-response protection for signal lines and low-voltage interfaces exposed to external electrical disturbances. The component utilizes low-capacitance TVS diode technology to clamp transient voltages while maintaining signal integrity on high-speed communication lines. It is optimized for protecting USB interfaces, GPIO lines, communication ports, sensor interfaces, and portable electronic devices from electrostatic discharge damage and transient spikes. The ESDA18-1K is widely used in industrial electronics, consumer devices, embedded systems, communication hardware, and portable equipment requiring compact and reliable ESD suppression. Its small surface-mount package enables easy integration into high-density PCB layouts while improving overall system reliability and EMC robustness. Engineering Specification Device Type Transient voltage suppression and ESD protection diode Protection Function Electrostatic discharge and surge transient suppression Protection Architecture Single-line TVS protection structure Response Characteristics Fast transient clamping response Signal Compatibility Suitable for low-voltage and high-speed signal interfaces Capacitance Characteristics Low capacitance for minimal signal distortion Electrical Performance Low leakage current and stable clamping behavior Reliability Features High ESD robustness and transient tolerance Mounting Style Surface mount technology Package Type Compact SOD-style surface-mount package Thermal Characteristics Low-power passive protection structure EMC Features Enhanced electromagnetic compatibility protection support Applications USB interface protection GPIO protection Communication interfaces Embedded systems Portable electronics Industrial control hardware Sensor interfaces Consumer electronics Signal line protection Data communication systems Manufacturer STMicroelectronics #commonpartslibrary #esdprotection #tvsdiode #transientprotection #signalprotection #stmicroelectronics #embeddedhardware #electronicsdesign

14.5V (Typ) Clamp 3A (8/20µs) Ipp Tvs Diode Surface Mount SC-70-6 The TPD4E1B06DCKR is a four-channel transient voltage suppression and electrostatic discharge protection device manufactured by Texas Instruments. This integrated protection component is designed to safeguard sensitive electronic interfaces and signal lines from electrostatic discharge events, transient overvoltage conditions, and electrical fast transients commonly encountered in portable and high-speed electronic systems. The device features low capacitance characteristics that make it suitable for protecting high-speed communication interfaces while maintaining signal integrity. It is commonly used in USB interfaces, HDMI ports, communication systems, embedded electronics, consumer devices, and industrial control equipment. The TPD4E1B06DCKR provides robust ESD protection while occupying minimal PCB space due to its compact surface-mount package. Its multi-channel architecture simplifies circuit design by integrating multiple protection lines within a single package, reducing component count and improving overall system reliability in environments exposed to static discharge and transient electrical disturbances. Engineering Specification Device Type Multi-channel ESD and transient protection diode array Protection Configuration Four-channel transient voltage suppression architecture Protection Function Electrostatic discharge protection and transient suppression Interface Compatibility Suitable for high-speed signal and communication interfaces Capacitance Characteristics Low capacitance design for signal integrity preservation Response Characteristics Fast transient response for sensitive electronic protection Signal Integrity Optimized for minimal impact on high-speed data transmission Voltage Protection Clamps transient overvoltage conditions to safe operating levels Package Type SC70 surface-mount package Mounting Style Surface mount technology Reliability Features Robust ESD tolerance and transient immunity enhancement Applications USB interface protection Communication ports Embedded systems Consumer electronics Industrial electronics Portable devices Signal line protection Data interface protection High-speed digital systems I/O port protection Manufacturer Texas Instruments #commonpartslibrary #esdprotection #transientprotection #tvsdiode #signalprotection #texasinstruments #highspeedinterfaces #embeddedhardware #surfaceountcomponents #electronicsdesign #usbprotection #industrialelectronics #communicationinterfaces #circuitprotection #powerelectronics

ESD Protection Devices SP0503BAHTG SOT-143-4_L2.9-W1.3-P1.92-LS2.4-BL LCSC Part Number: C3040626 JLCPCB Part Class: Extended Part Manufactured by TECH PUBLIC(台舟) Littelfuse SP050xBA TVS diode array family designed for electrostatic discharge (ESD) and transient overvoltage protection of low-voltage signal, control and data lines up to 5VDC. Available in 2, 3, 4, 5 and 6 channel configurations, utilizing avalanche TVS diode technology with low clamping voltage, low off-state capacitance and fast response time below 1ns. Provides IEC 61000-4-2 Level 4 ESD protection up to 30kV air discharge and 30kV contact discharge. Suitable for USB, GPIO, communication interfaces, portable electronics, keyboards, digital cameras, handheld devices and embedded systems. Available in SC70, SOT23, SOT143 and MSOP surface-mount packages. Search Keywords: SP0502BA, SP0503BA, SP0504BA, SP0505BA, SP0506BA, Littelfuse SP0502BA, Littelfuse SP0503BA, Littelfuse SP0504BA, Littelfuse SP0505BA, Littelfuse SP0506BA, SP050xBA, TVS diode array, ESD protection array, multi-channel TVS diode, low capacitance TVS, signal line protection, USB ESD protection, GPIO protection diode, IEC6100042 protection, 30kV ESD protection, transient voltage suppressor array, SC70 TVS diode, SOT23 TVS diode, SOT143 TVS diode, MSOP TVS array Hashtags: #SP0502BA #SP0503BA #SP0504BA #SP0505BA #SP0506BA #SP050xBA #LittelfuseSP0502BA #LittelfuseTVS #TVSDiodeArray #ESDProtection #TransientProtection #SignalLineProtection #USBProtection #GPIOProtection #LowCapacitanceTVS #IEC6100042 #30kVESDProtection #AvalancheTVSDiode #SC70Package #SOT23Package #SOT143Package #MSOPPackage #CircuitProtection #EmbeddedHardware

The ESDA18-1K is a transient voltage suppression and electrostatic discharge protection device designed to protect sensitive electronic circuits from ESD events, surge transients, and electrical overstress conditions. Manufactured by STMicroelectronics and commonly used in communication and embedded electronic systems, this device provides fast-response protection for signal lines and low-voltage interfaces exposed to external electrical disturbances. The component utilizes low-capacitance TVS diode technology to clamp transient voltages while maintaining signal integrity on high-speed communication lines. It is optimized for protecting USB interfaces, GPIO lines, communication ports, sensor interfaces, and portable electronic devices from electrostatic discharge damage and transient spikes. The ESDA18-1K is widely used in industrial electronics, consumer devices, embedded systems, communication hardware, and portable equipment requiring compact and reliable ESD suppression. Its small surface-mount package enables easy integration into high-density PCB layouts while improving overall system reliability and EMC robustness. Engineering Specification Device Type Transient voltage suppression and ESD protection diode Protection Function Electrostatic discharge and surge transient suppression Protection Architecture Single-line TVS protection structure Response Characteristics Fast transient clamping response Signal Compatibility Suitable for low-voltage and high-speed signal interfaces Capacitance Characteristics Low capacitance for minimal signal distortion Electrical Performance Low leakage current and stable clamping behavior Reliability Features High ESD robustness and transient tolerance Mounting Style Surface mount technology Package Type Compact SOD-style surface-mount package Thermal Characteristics Low-power passive protection structure EMC Features Enhanced electromagnetic compatibility protection support Applications USB interface protection GPIO protection Communication interfaces Embedded systems Portable electronics Industrial control hardware Sensor interfaces Consumer electronics Signal line protection Data communication systems Manufacturer STMicroelectronics #commonpartslibrary #esdprotection #tvsdiode #transientprotection #signalprotection #stmicroelectronics #embeddedhardware #electronicsdesign #surfaceountcomponents #communicationinterfaces #usbprotection #industrialelectronics #circuitprotection #electromagneticcompatibility #highspeedinterfaces