APS2241SZ

Overview

The APS2241SZ is a high-speed logic output optoisolator manufactured by Panasonic Industrial Devices. It features an AlGaAs LED coupled with an integrated receiver circuit IC, enabling data rates up to 20 Mbps. The device operates on a supply voltage range of 2.7V to 5.5V and supports an open-drain output configuration with a maximum current of 10 mA per channel. Key electrical parameters include a propagation delay of 60ns (max) for both low-to-high and high-to-low transitions, with a fall time of 2 ns. It provides an isolation voltage of 3750 Vrms and functions within an operating temperature range of -40°C to +105°C.

Feature Summary

• High-speed communication capability with integrated receiver circuit IC
• Low input voltage operation and low power consumption design
• AlGaAs LED source for efficient optical coupling

Applications

• High-speed serial communication interfaces
• Industrial control systems requiring galvanic isolation
• Data acquisition systems with noise immunity needs

Procurement Notes

Verify component authenticity through authorized Panasonic distributors or official channels. Confirm RoHS compliance status as indicated in public documentation. Check for discontinued status implications regarding long-term availability and potential need for alternative sourcing strategies. Ensure storage conditions meet specified requirements to maintain device integrity prior to assembly.

Selection Notes

Choose this component when high data throughput is required alongside robust electrical isolation. The integrated receiver simplifies circuit design compared to discrete photodiode solutions. Consider the 20 Mbps speed limit and 60ns propagation delay for timing-critical applications. Verify that the open-drain output interface matches the downstream logic requirements.

Part Context

This part belongs to Panasonic's family of high-speed photocouplers designed for demanding digital isolation applications. It utilizes advanced AlGaAs technology to achieve superior performance metrics compared to standard infrared optocouplers. The series is engineered for reliability in industrial environments where signal integrity and isolation voltage are critical parameters.

Replacement Considerations

Public sources indicate this product is discontinued but may still be available in stock. Users should consult official Panasonic documentation for confirmed substitute part numbers. Do not assume generic replacements offer identical speed or isolation characteristics without verifying specific datasheet parameters against the original requirements.