HCPL-817-50BE

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-817-50BE is a single-channel transistor output optocoupler manufactured by Broadcom Limited. It features a surface mount DIP package with four pins and supports through-hole mounting. The device provides an isolation voltage of 5000 Vrms, ensuring robust electrical separation between input and output circuits. Key electrical parameters include a maximum forward current of 50 mA, a typical rise time of 4 µs, and a typical fall time of 3 µs. The output type is a phototransistor with a maximum collector-emitter voltage of 70 V. Current transfer ratios vary by variant, with documented values including 260% at 5 mA for the BE suffix.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation between input and output circuits using optical transmission.
• Features a compact surface mount DIP package suitable for dense PCB layouts.
• Utilizes an NPN phototransistor output for digital signal switching applications.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems
• Power supply feedback loops
• Signal isolation in microcontroller interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., 50BE) against official datasheets to confirm package style and performance metrics. Ensure compatibility with RoHS directives if required. Cross-reference manufacturer part numbers to avoid confusion with similar HCPL series components that may have different pinouts or electrical ratings.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and compact surface mount packaging are required. Consider the current transfer ratio and switching speed relative to the application's signal integrity needs. Verify thermal management requirements for the specific operating environment.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the HCPL series of optocouplers from Broadcom Limited. The series offers various configurations for signal isolation. The HCPL-817-50BE specifically targets applications requiring reliable galvanic isolation in a small form factor.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct substitutes within the HCPL-817 family, such as HCPL-817-50CE, noting differences in package type (through-hole vs. surface mount). Verify equivalent electrical specifications before substitution.