HCPL-553K-100

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-553K-100 is a high-speed optocoupler featuring two independent channels within an 8-SMD gull-wing package. It provides 1500 Vrms isolation voltage and supports data rates up to 400 kb/s. The device utilizes phototransistor outputs with base connections, allowing for enhanced switching control. Key electrical parameters include a forward current of 20 mA, a forward voltage of 1.55 V, and a maximum collector current of 8 mA. It operates reliably across a temperature range of -55°C to +125°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel architecture for simultaneous signal isolation
• Phototransistor output with accessible base terminal for improved switching speed
• High insulation voltage capability for robust noise immunity
• Hermetically sealed construction ensuring long-term reliability

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial communication interfaces requiring galvanic isolation
• Power supply feedback loops in switching regulators
• Microcontroller input/output isolation in noisy environments
• Signal transmission between different ground potential domains

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., -100 vs -300) against your bill of materials, as packaging and lead times may vary by distributor. Confirm RoHS compliance status directly from the manufacturer's latest documentation before finalizing orders. Ensure storage conditions align with moisture sensitivity levels if applicable. Cross-reference the datasheet revision date to guarantee parameter accuracy.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation with moderate data rates is required. The integrated base connection on the phototransistor allows for faster turn-off times compared to standard configurations. Consider the 8-SMD footprint for surface-mount assembly constraints. Evaluate the 1500 Vrms isolation rating against system safety requirements. Ensure the operating temperature range covers the intended environmental conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL-553K series of high-speed optocouplers manufactured by Broadcom Limited. The series is designed for applications demanding reliable signal transfer across isolated barriers. The HCPL-553K variant specifically offers dual channels in a compact surface-mount package, distinguishing it from single-channel or through-hole alternatives within the broader product family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct pin-compatible substitutes within the same Broadcom HCPL series. Verify that any alternative maintains the 400 kb/s data rate and 1500 Vrms isolation rating. Ensure the replacement also features phototransistor outputs with base access if fast switching is critical.