HCPL-817-W6BE

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-817-W6BE is a single-channel transistor output optocoupler manufactured by Broadcom Limited. It features an NPN phototransistor output with a collector-emitter voltage rating of 70V and a maximum collector current of 50mA. The device provides 5000 Vrms isolation voltage between input and output. Key electrical parameters include a forward voltage of 1.4V at 50mA forward current, a saturation voltage of 200mV, and a typical rise/fall time of 18µs. The Current Transfer Ratio (CTR) ranges from 130% to 260% at 5mA input. It operates within a temperature range of -30°C to +100°C and is housed in a PDIP-4 package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation capability for signal transmission across potential barriers
• Utilizes an NPN phototransistor output stage for digital switching applications
• Designed for robust performance across extended industrial temperature ranges

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal interfacing between microcontrollers and high-voltage loads
• Power supply feedback loops for voltage regulation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'W6BE' against official Broadcom datasheets to confirm pinout and packaging details. Confirm RoHS compliance status through current regulatory documentation. Check for end-of-life or obsolescence notices as availability may vary. Ensure the supplier provides valid traceability documents for quality assurance purposes.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single channel with moderate speed and high isolation voltage is required. Compare CTR specifications against load requirements to ensure sufficient gain. Verify that the 70V collector-emitter voltage meets the circuit's peak voltage demands. Consider thermal management needs given the power dissipation limits in enclosed environments.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL-817 series of transistor output optocouplers. The series is designed for general-purpose isolation tasks. Variants within the series differ primarily in packaging, lead form, and specific electrical tolerances. The W6BE designation indicates a specific tape-and-reel or tube configuration depending on manufacturer updates.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other HCPL-817 variants such as HCPL-817-06BE or HCPL-817-060E, provided pin compatibility and electrical ratings match. Cross-reference with equivalent parts from other manufacturers only if they meet identical isolation and current transfer ratio specifications.