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The TIL194B is a single-channel optocoupler from the TIL194 series manufactured by Isocom Components. It features a DIP-4 package with through-hole mounting. The device utilizes two infrared LEDs connected in inverse parallel for AC input compatibility. Key electrical parameters include a maximum forward voltage of 1.4V, a typical rise/fall time of 100μs, and an isolation voltage of 5300Vrms. The current transfer ratio ranges from a minimum of 500% to a maximum of 7500%. Operating temperatures span from -55°C to 100°C.
Verify component authenticity against official Isocom Components documentation. Confirm package type and pinout alignment with system requirements. Check for RoHS compliance status if required by specific manufacturing standards. Ensure storage conditions maintain component integrity prior to assembly.
Select this component when AC input detection is required without external rectification. The high CTR range supports robust switching performance. Verify thermal management capabilities within the specified operating temperature range. Ensure isolation voltage meets circuit safety requirements.
Part of the TIL194 series including TIL194, TIL195, and TIL196 variants. These devices share similar optical coupling architectures but may differ in specific electrical characteristics or packaging options. The series represents standard optoisolator solutions for general-purpose isolation tasks.
Direct substitutes are not explicitly confirmed in public documentation. Cross-reference with TIL194, TIL195, or TIL196 series parts for potential functional equivalence. Verify pinout and electrical specifications before substitution.