HCPL-4504#020

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-4504#020 is a single-channel high-speed optocoupler manufactured by Broadcom Limited. It features a GaAsP LED optically coupled to an integrated phototransistor detector, housed in an 8-pin DIP package. The device supports data rates up to 1 Mb/s and provides an isolation voltage of 3750 Vrms. Key electrical parameters include a maximum forward current of 25 mA, a typical forward voltage of 1.5 V, and a collector output current of 8 mA. The unit operates within a temperature range of -55°C to +100°C and offers a current transfer ratio of approximately 65%.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High common-mode transient immunity for reliable signal transmission in noisy environments
• Guaranteed propagation delay matching (tPLH-tPHL) for precise timing control applications
• Optimized design for TTL and CMOS logic interface compatibility

Transistor, Photovoltaic Output Optoisolators Applications

• Insulated gate bipolar transistor (IGBT) driver circuits
• Smart power module (IPM) dead-time control
• Industrial process control signal isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix #020 against the manufacturer's latest datasheet to confirm pinout configuration and packaging details. Ensure compliance with RoHS directives if required for the target market. Cross-reference the part number with authorized distributors to validate authenticity and supply chain integrity before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required between low-voltage logic and high-voltage power stages. Consider the 1 Mb/s data rate limit and the 3750 Vrms isolation barrier as primary constraints. Evaluate the thermal operating range and current transfer ratio requirements against the specific load conditions of the application circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the HCPL series of high-speed optocouplers from Broadcom Limited. It is designed to provide robust electrical isolation while maintaining fast signal propagation speeds. The series is widely utilized in industrial automation and power electronics where noise immunity and switching speed are critical performance factors.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL-4504-000E

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum data rate supported by the HCPL-4504#020?

The device supports a maximum data rate of 1 Mb/s.

Does the HCPL-4504#020 offer guaranteed propagation delay matching?

Yes, the device provides guaranteed propagation delay difference (tPLH-tPHL) to ensure accurate timing in switching applications.