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ISP817XCSM is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Isocom Components 2004 LTD. Its product description is OPTOISOLTR 5.3KV 1CH TRANS 4-SMD. Review the specifications below when checking this part for your BOM.
The ISP817XCSM is a surface-mount, single-channel phototransistor optocoupler from the Isocom ISP series. It features a 4-pin SMD-4 package with DC input and transistor output. Key electrical parameters include a maximum forward voltage of 1.4V, typical rise time of 4μs, and typical fall time of 3μs. The device offers high isolation capability at 5300Vrms and operates within a temperature range of -55°C to 125°C.
Verify the specific CTR binning and lead form configuration against the official datasheet before procurement. Confirm that the surface-mount footprint matches the design requirements. Ensure compliance with RoHS standards and UL/VDE approvals as specified for this component variant.
Select this component for applications requiring high isolation voltage in a small form factor. Consider the 5300Vrms rating for safety-critical interfaces. Evaluate the switching speed characteristics against the system timing requirements to ensure adequate performance margins.
This part belongs to the ISP series of high-density mounting phototransistor optically coupled isolators manufactured by Isocom Components. The series is designed to replace common commercial optocouplers while offering specialized parameter selection for specific circuit design needs.
Consult official substitution lists for equivalent parts. Verify pinout compatibility and isolation voltage ratings when replacing existing components in established designs.
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