ACPL-570KL-300

Transistor, Photovoltaic Output Optoisolators Overview

The ACPL-570KL-300 is a Class K hermetically sealed single-channel logic output optocoupler manufactured by Broadcom Limited. It features a gallium arsenide phosphide (GaAsP) LED optically coupled to an integrated high-gain photodetector with a collector-open output stage. The device provides 1500 Vdc isolation voltage and operates within a temperature range of -55°C to 125°C. Key electrical parameters include a forward current of 1.6 mA, a forward voltage of 1.4 V, and a minimum current transfer ratio of 300% at 0.5 mA input. It complies with MIL-PRF-38534 standards.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Hermetically sealed construction in a ceramic DIP package for high reliability
• High gain output stage providing low saturation voltage and fast signal speed
• Low input current requirement suitable for CMOS and MOS interfaces
• Compliance with MIL-PRF-38534 Class K military standards

Transistor, Photovoltaic Output Optoisolators Applications

• Military and aerospace systems
• High-reliability life-critical systems
• Medical equipment
• Transportation control systems
• Industrial communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific ordering suffix to confirm the exact pin configuration and plating type, as multiple variations exist within the ACPL-570 series. Ensure the procurement documentation explicitly states compliance with MIL-PRF-38534 Class K requirements. Confirm that the component is sourced from authorized distributors to guarantee authenticity and traceability for critical applications. Check for any recent product change notifications regarding packaging or material composition.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high reliability and radiation hardness are required in harsh environments. It is appropriate for applications demanding low input drive currents while maintaining high current transfer ratios. Consider the hermetic seal for protection against moisture and contaminants. Evaluate the thermal management requirements given the wide operating temperature range and power dissipation characteristics.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ACPL-5 series of high-speed and logic output optocouplers designed for robust performance. It shares similar internal chip architecture with other variants in the family but differs in channel count and specific packaging options. The series is known for its use in demanding industrial and defense applications where standard commercial components may fail.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements must match the MIL-PRF-38534 Class K specification and hermetic sealing. Verify compatibility with existing PCB footprints and pin assignments. Ensure substitute parts offer equivalent isolation voltage and current transfer ratio characteristics.