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The TIL197BXSM is a single-channel Darlington output optocoupler manufactured by Isocom Components. It features a 4-pin DIP plastic package designed for through-hole mounting. The device provides high isolation voltage of 5300Vrms and operates within a temperature range of -55°C to 100°C. Key electrical parameters include a maximum forward voltage of 1.4V, maximum input current of 50mA, and a typical rise/fall time of 100μs. The current transfer ratio ranges from a minimum of 500% to a maximum of 7500%, with a maximum dark power of 100nA.
Verify the manufacturer designation as Isocom Components 2004 LTD or Isocom Components when sourcing this component. Confirm the specific suffix BXSM corresponds to the required packaging format. Ensure that the procurement documentation explicitly references the TIL197 series specifications to avoid substitution errors with similar optocouplers lacking Darlington outputs.
Select this component when high gain is required due to its Darlington output structure. The wide temperature range makes it suitable for industrial applications. Verify that the 5300Vrms isolation rating meets the system's safety requirements. Consider the 100μs switching speed limitations compared to faster transistor outputs when designing signal transmission paths.
This part belongs to the TIL197 series of optocouplers offered by Isocom Components. The series includes various packages and variants such as the standard TIL197. Isocom Components specializes in infrared optoelectronic devices, leveraging extensive industry expertise to provide reliable isolation solutions for electronic circuits.
Publicly confirmed substitute part numbers are not available in the provided source material.