HCPL-817-000E

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-817-000E is a single-channel transistor output optocoupler manufactured by Broadcom Limited. It features a 4-pin DIP package with through-hole mounting. The device provides an isolation voltage of 5000 Vrms between the input LED and output phototransistor. Key electrical parameters include a maximum forward current of 50 mA, a forward voltage of 1.4 V, and a maximum collector-emitter voltage of 70 V. The collector current rating is 50 mA. The typical response time is 4 µs for rise and 3 µs for fall. Operating temperature ranges from -30°C to +100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Galvanic isolation via optical coupling between LED and phototransistor
• High insulation voltage capability for high-potential sensing
• Standard 4-pin DIP packaging for general-purpose circuit integration

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose signal isolation in industrial equipment
• Computer I/O interface circuits
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix code on the component marking against the datasheet to confirm the exact CTR bin and lead form factor. Ensure the procurement source provides valid UL, CSA, and IEC safety certification documents required for isolated applications. Confirm RoHS compliance status matches the current manufacturing specification.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a standard NPN phototransistor output is required for basic digital or analog isolation tasks. Consider the 5000 Vrms isolation rating for safety-critical barriers. Evaluate the 4 µs response speed against system timing requirements. Compare alternative HCPL-817 variants if specific CTR ranges or lead configurations are mandated by the design.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL-817 series of phototransistor optocouplers. The series is designed for general-purpose isolation applications. The HCPL-817-000E specifically denotes the standard PDIP-4 package variant. It shares core architectural similarities with other members of the family while differing in packaging and specific parameter bins.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes within the same series include HCPL-817-00CE and HCPL-817-W0AE. Verify that the replacement part meets the required isolation voltage and CTR specifications. Check for package compatibility as all variants utilize the 4-pin DIP form factor.