ISP521-1XSM

Transistor, Photovoltaic Output Optoisolators Overview

The ISP521-1XSM is a single-channel transistor output optocoupler manufactured by Isocom Components. It features a surface mount plastic package with four pins and provides high isolation voltage of 5300Vrms. The device supports AC input signals with a maximum forward voltage of 1.3V and a maximum input current of 50mA. Typical switching characteristics include a rise time of 4μs and a fall time of 3μs. The current transfer ratio ranges from a minimum of 0.5% to a maximum of 6%. Operating temperature limits extend from -30°C to 100°C, and the component holds UL standard certification.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides electrical isolation via infrared LED to phototransistor coupling
• Supports AC input signal detection capabilities
• Offers high dielectric strength for circuit protection

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems
• Power supply units
• Smart metering devices

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify that the specific ordering suffix matches the required surface mount configuration and pinout compatibility for your PCB layout. Confirm that the manufacturer's datasheet specifications for isolation voltage and current transfer ratio align with your design requirements before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel interface with high isolation voltage is required in a compact surface mount form factor. Ensure the application environment falls within the specified operating temperature range and that the input current limits are respected during circuit design.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP series of optocouplers produced by Isocom Components, which specializes in infrared optoelectronic devices. The series offers alternatives to common commercial optocoupler standards, providing specialized parameter selection for specific circuit design needs across various industrial and consumer applications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Cross-reference with TLP521 variants or H11L series components for potential functional equivalents. Verify pin compatibility and isolation ratings against existing designs before substitution.