ACPL-177KL-100

Transistor, Photovoltaic Output Optoisolators Overview

The ACPL-177KL-100 is a high-reliability, hermetically sealed Class K quad-channel logic output optocoupler manufactured by Broadcom Limited. It utilizes a 16-pin ceramic DIP package with gold-plated leads and meets MIL-PRF-38534 standards. The device features GaAsP LEDs coupled to integrated high-gain photodetectors with open-collector outputs. It operates within the military temperature range of -55°C to +125°C and provides an isolation voltage of 1500 Vdc.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Hermetically sealed Class K construction for maximum reliability in harsh environments
• High-gain photon detector architecture providing lower saturation voltage than traditional Darlington types
• Military-grade qualification compliant with MIL-PRF-38534 specifications
• Low input current requirements enabling efficient operation at minimal power levels

Transistor, Photovoltaic Output Optoisolators Applications

• Military and aerospace systems requiring high reliability
• Microprocessor system interfaces in critical infrastructure
• Medical equipment demanding strict isolation standards
• Industrial control systems operating in extreme temperatures

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify that the specific order includes the correct suffix indicating the required lead finish and packaging configuration. Confirm compliance with the MIL-PRF-38534 standard for the intended application environment. Ensure the procurement documentation explicitly states the Class K reliability rating. Validate that the component matches the original manufacturer's specifications for hermetic sealing and pinout compatibility.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when mission-critical applications demand the highest level of environmental resistance and signal integrity. The quad-channel configuration simplifies board layout for multi-signal isolation needs. Consider the low input current requirement for power-constrained designs. Verify that the ceramic package and military temperature range align with the operational constraints of the target system.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ACPL-177 series of high-speed logic output optocouplers. The series offers various channel configurations including single, dual, and quad options. The ACPL-177KL-100 specifically denotes the four-channel variant with Class K reliability. It is designed to replace older discrete isolation solutions with a compact, integrated approach.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements must match the 16-pin ceramic DIP footprint and Class K reliability rating. Verify that substitute components meet the same MIL-PRF-38534 standards. Ensure equivalent isolation voltage and temperature range capabilities are maintained.