HCPL-J454

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-J454 is a single-channel high-speed optocoupler featuring an AlGaAs LED optically coupled to a high-gain phototransistor detector. It provides electrical isolation with a rated insulation voltage of 3750 Vrms and supports data rates up to 1 MBd. The device operates within a temperature range of -55°C to 100°C, with a maximum forward current of 25 mA and a typical forward voltage of 1.59 V. It offers a minimum common-mode transient immunity of 15 kV/μs at VCM=1500V and ensures propagation delay matching for precise timing applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High common-mode transient immunity capability of 15 kV/μs for noise rejection
• Optimized propagation delay difference for accurate dead-time control in inverters
• AlGaAs LED source combined with high-gain photodetector for superior speed
• TTL-compatible logic interface for direct integration with digital circuits

Transistor, Photovoltaic Output Optoisolators Applications

• Smart Power Module (IPM) interfaces and inverter circuits
• High-speed logic ground isolation including TTL/CMOS systems
• Replacement for pulse transformers to reduce size and weight
• Industrial signal isolation and line receiver applications

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official Broadcom documentation to confirm package type and reel specifications. Ensure the component meets required safety certifications such as UL, CSA, or IEC standards for your target market. Cross-reference the datasheet revision date to confirm parameter consistency before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed switching and precise timing are critical. The optimized propagation delay makes it suitable for applications requiring tight dead-time control. Verify that the operating temperature range and isolation voltage requirements align with the system design constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the HCPL-4504 series of high-speed optocouplers. It utilizes an AlGaAs LED, distinguishing it from GaAsP variants in the same family. The series is designed to replace traditional pulse transformers while offering significantly faster response times than standard phototransistor optocouplers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL-4562-300E

Transistor, Photovoltaic Output Optoisolators FAQ

What is the minimum common-mode transient immunity?

The device guarantees a minimum common-mode transient immunity of 15 kV/μs when the common-mode voltage is 1500V.

Does the HCPL-J454 support TTL logic levels?

Yes, the input is compatible with TTL logic levels, facilitating easy integration with digital control circuits.