HCPL-4504#320

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-4504 is a single-channel high-speed optocoupler from Broadcom Limited. It features a GaAsP LED optically coupled to an integrated phototransistor detector. The device supports a data rate of 1 Mb/s and provides an isolation voltage of 3750 Vrms. Key electrical parameters include a maximum collector current of 8 mA, a forward current of 25 mA, and a typical current transfer ratio of 65%. It operates within a temperature range of -55°C to +100°C and is housed in an 8-pin PDIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High common-mode rejection ratio (CMR) for noise immunity
• Guaranteed propagation delay difference for precise timing control
• Optimized for TTL and CMOS logic compatibility

Transistor, Photovoltaic Output Optoisolators Applications

• Smart Power Module (IPM) inverter dead-time control
• High-speed logic ground isolation
• Line receiver circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix code against official datasheets to confirm exact performance grades and packaging options. Ensure compliance with RoHS directives if required by your application standards. Cross-reference manufacturer part numbers to avoid confusion with similar series variants.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed signal transmission with galvanic isolation is required. It is suitable for applications demanding tight propagation delay matching and high noise immunity. Consider the 8mA output current capability and 3750Vrms isolation rating during circuit design.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the HCPL-4504 series, designed for high-performance isolation. It utilizes a GaAsP LED and a phototransistor output to achieve fast switching speeds. The series is widely used in industrial and automotive environments requiring reliable digital signal isolation.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL-J454: Similar high-speed optocoupler with AlGaAs LED technology. HCNW4504: Alternative variant within the same family offering comparable speed and isolation characteristics.