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The TLP185(V4GRTL,SE is a single-channel phototransistor output optocoupler from Toshiba's TLP series. It features a surface-mount SOIC-4 package with a 4.40mm width. The device provides an isolation voltage of 3750Vrms and supports a maximum collector current of 50mA with a collector-emitter voltage of 80V. It operates within a temperature range of -55°C to +110°C. Key electrical parameters include a typical forward voltage of 1.25V at 50mA input current and a minimum Current Transfer Ratio (CTR) of 50% at 5mA.
Verify the specific suffix V4GRTL against official Toshiba documentation to confirm exact CTR grading and packaging specifications. Ensure compliance with RoHS directives and check for any recent Product Change Notifications (PCNs) that may affect pinout or material composition before finalizing procurement plans.
Select this component when a single-channel transistor output isolator is required with a 3750Vrms isolation rating. Consider the 50mA collector current limit and 80V breakdown voltage for load compatibility. Verify that the SOIC-4 footprint matches the target PCB design constraints.
This part belongs to the Toshiba TLP185 family of general-purpose phototransistor optocouplers. The family is characterized by high CTR ranges and wide operating temperatures. Variants within the series differ primarily in CTR bins and packaging options, serving as standard isolation components for low-to-medium speed digital interfaces.
TLP185(GR-TPL,SE is a confirmed substitute within the same product line offering similar isolation and electrical characteristics.
The maximum collector-emitter voltage (Vceo) is 80V.
Yes, the internal LED can be driven by AC signals, although it is typically used with DC logic levels.