PC817B SMD-4

$0.24

Description：DC 50MA 35V 1 1.2V 100MV@1MA,20M
Series：-
Mfr：Shenzhen Slkormicro Semicon Co., Ltd.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:765429459e90 Category: Transistor, Photovoltaic Output Optoisolators Brand: Shenzhen Slkormicro Semicon Co., Ltd.

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Product introduction

PC817B SMD-4 is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Shenzhen Slkormicro Semicon Co., Ltd.. Its product description is DC 50MA 35V 1 1.2V 100MV@1MA,20M. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for PC817B SMD-4

Description：DC 50MA 35V 1 1.2V 100MV@1MA,20M
Series：-
Mfr：Shenzhen Slkormicro Semicon Co., Ltd.
Package：Tape & Reel (TR),Cut Tape (CT)
Number of Channels：-
Voltage - Isolation：-
Current Transfer Ratio (Min)：-
Current Transfer Ratio (Max)：-
Turn On / Turn Off Time (Typ)：-
Rise / Fall Time (Typ)：-
Input Type：-
Output Type：-
Voltage - Output (Max)：-
Current - Output / Channel：-
Voltage - Forward (Vf) (Typ)：-
Current - DC Forward (If) (Max)：-
Vce Saturation (Max)：-
Operating Temperature：-
Mounting Type：-
Package / Case：-
Supplier Device Package：-
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for PC817B SMD-4

PC817B SMD-4

Transistor, Photovoltaic Output Optoisolators Overview

The PC817B is a single-channel optoisolator manufactured by Shenzhen Slkormicro Semicon Co., Ltd. It features an infrared-emitting diode coupled to an NPN phototransistor output, providing electrical isolation between input and control circuits. The device is housed in a surface-mount SMD-4 package, suitable for compact designs. Key specifications include a collector-emitter voltage of 80V, a maximum collector current of 30mA, and a DC forward current of 50mA for the emitter. It offers high isolation voltage capabilities and operates within standard temperature ranges.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Integrates an infrared LED with an NPN phototransistor for signal transmission across isolated circuits
Provides robust electrical isolation between input and output sections
Designed for surface-mount assembly to support space-constrained PCB layouts

Transistor, Photovoltaic Output Optoisolators Applications

Programmable controllers requiring signal isolation
Solid-state relay interfaces
Switching power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific manufacturer designation when sourcing, as multiple vendors produce this component type. Confirm the package style matches the required footprint and ensure compliance with relevant environmental standards such as RoHS before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications necessitating galvanic isolation between low-voltage logic and higher-voltage loads. Consider the current transfer ratio requirements and isolation voltage ratings relative to the target circuit environment to ensure reliable operation under expected load conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the family of transistor-output optocouplers widely used in industrial and consumer electronics. It serves as a fundamental building block for isolating microcontroller signals from mains-powered or noisy environments, ensuring system safety and noise immunity.