HCPL-4534#500

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-4534#500 is a high-speed optocoupler manufactured by Broadcom Limited. It features two independent channels with phototransistor outputs, designed for rapid signal transmission at data rates up to 1 Mb/s. The device provides electrical isolation of 3750 Vrms between input and output circuits. Key electrical parameters include a maximum forward current of 25 mA, an output current of 8 mA per channel, and a power dissipation rating of 45 mW. It operates within a temperature range of -55°C to +100°C and is housed in a PDIP-8 Gull Wing package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High-speed data transmission capability supporting 1 Mb/s signaling rates
• Dual-channel architecture providing independent signal isolation paths
• Enhanced switching speed offering significant performance improvement over conventional phototransistor optocouplers

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial communication interfaces requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Signal transmission across noisy electrical environments

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Broadcom documentation to confirm package type and reel specifications. Ensure compatibility with surface mount or through-hole assembly processes as defined by the selected packaging variant. Cross-reference RoHS compliance status with the latest manufacturer declarations prior to integration into regulated products.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required alongside high-speed digital signaling. Evaluate thermal management requirements given the 45 mW power dissipation limit. Confirm that the 3750 Vrms isolation voltage meets system safety standards. Consider the phototransistor output characteristics for load driving capabilities in the target circuit design.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the Broadcom HCPL-4534 series of high-speed optocouplers. The series is engineered to replace slower discrete solutions in applications demanding faster response times. The #500 suffix typically denotes specific packaging configurations such as tape and reel quantities, distinguishing it from bulk or cut-tape variants within the same functional family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements must match the 2-channel configuration, 1 Mb/s data rate, and PDIP-8 footprint. Verify equivalent isolation voltage ratings and output current capabilities. Consult Broadcom's official substitution guides for validated alternatives within the HCPL-4xxx series.