ISP281

Transistor, Photovoltaic Output Optoisolators Overview

The ISP281 is a quad-channel optocoupler manufactured by Isocom Components, designed for high-density mounting applications. It features a compact surface-mount package with half-pitch 1.27mm spacing across 16 pins. The device provides electrical isolation between input and output circuits using infrared technology. Key specifications include a maximum forward voltage of 1.4V per channel, a typical rise time of 6μs, and a typical fall time of 6μs. The unit supports a maximum input current of 50mA and offers an isolation voltage rating of 3750Vrms. The current transfer ratio ranges from a minimum of 50% to a maximum of 600%. Operating temperatures span from -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration for multi-circuit isolation
• Compact surface-mount design with 1.27mm half-pitch spacing
• High-speed signal transmission capabilities
• Robust electrical isolation performance

Transistor, Photovoltaic Output Optoisolators Applications

• Programmable controllers requiring high-density mounting
• Hybrid substrates demanding compact form factors
• Industrial control systems needing reliable signal isolation
• Power supply protection circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix variant against the official datasheet to ensure correct pinout and packaging configuration. Confirm that the requested component matches the exact manufacturer part number ISP281 rather than similar IS280 series devices. Check for RoHS compliance documentation if environmental standards are required for the assembly process. Ensure the supplier provides genuine Isocom Components products to guarantee parameter accuracy.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when space constraints require a quad-channel solution in a small surface-mount footprint. The 1.27mm pitch facilitates dense PCB layout compared to standard packages. Consider the 6μs switching speed for applications requiring moderate data rates. Verify that the 3750Vrms isolation level meets the safety requirements of the target circuit interface. Evaluate the operating temperature range against the environmental conditions of the final application.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP281 belongs to the IS series of optocouplers from Isocom Components, which specializes in infrared optoelectronic devices. This series is engineered to replace common commercial optocoupler types while offering specialized parameter selection. The company focuses on providing short production lead times and flexible manufacturing options for various lead forms and tape-and-reel packaging.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult the official Isocom Components datasheet or contact the manufacturer directly for verified cross-reference information regarding equivalent components.