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The TLP109(TPR,E) is a high-speed phototransistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It features a single channel with a GaAlAs infrared LED input coupled to a high-speed photodiode-transistor chip. The device provides an isolation voltage of 3750 Vrms and operates within a temperature range of -55°C to 125°C. Key electrical parameters include a maximum forward current of 20 mA, a typical forward voltage of 1.64 V, and a collector-emitter voltage of 20 V. The output can handle a DC current of 8 mA with a minimum current transfer ratio of 20% at 16 mA. Switching times are typically 800 ns for both turn-on and turn-off.
Verify the specific suffix designation against official Toshiba documentation to confirm packaging type and environmental compliance status. Ensure that the ordered variant matches the required surface-mount configuration and lead-free specifications defined in the manufacturer's datasheet prior to procurement.
Select this component when high-speed switching and robust isolation are required for low-voltage digital signals. Consider the 8 mA output current capability and 20 V collector-emitter voltage limits to ensure compatibility with downstream transistor or logic gate inputs without exceeding absolute maximum ratings.
This part belongs to the TLP109 series of high-speed optocouplers designed for surface-mount assembly. It utilizes a mini-flat coupler structure with a six-lead SOIC package containing five effective pins. The series is engineered to meet international safety standards through guaranteed creepage and clearance distances.
Public confirmed substitute part numbers: None.