525-03-0-I

Transistor, Photovoltaic Output Optoisolators Overview

The 525-03-0-I is a transistor output optocoupler from the Standex-Meder Electronics 525 series. It features an intrinsically safe Form 1A configuration with a single channel. The device provides 4000 Vrms insulation voltage and supports a maximum collector current of 50 mA. Operating parameters include a forward current of 100 mA, forward voltage of 1.5 V, and reverse voltage of 5 V. Power dissipation is rated at 170 mW. The unit operates within a temperature range of -40°C to +85°C and utilizes through-hole termination.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Intrinsically safe design compliant with ATEX standards for hazardous environments
• High isolation capability with 4000 Vrms dielectric strength
• Form 1A contact configuration providing reliable signal switching

Transistor, Photovoltaic Output Optoisolators Applications

• Hazardous area industrial control systems
• Safety engineering circuits requiring intrinsic safety
• Medical devices with high isolation requirements

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'I' against the manufacturer's official datasheet to confirm ATEX certification status and pinout compatibility. Ensure the ordering information matches the exact electrical ratings required for your circuit design. Cross-reference the RoHS compliance details with current regulatory standards before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when intrinsic safety certification is mandatory for the application environment. The 4000 Vrms isolation rating makes it suitable for noisy industrial settings or medical equipment. Verify that the 50 mA collector current limit meets the load requirements of the downstream transistor circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the 525 series of optocouplers manufactured by Standex-Meder Electronics. The company is a global leader in reed switch-based solutions and custom magnetic components. This specific model integrates optical isolation with intrinsic safety features for specialized industrial applications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consult the official Standex-Meder Electronics replacement guide for verified substitute part numbers. Do not assume cross-compatibility with other manufacturers without verifying pinout and electrical parameter alignment.