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The TLP109(IGM-TPL,E is a high-speed optocoupler manufactured by Toshiba Semiconductor and Storage. It features a single channel with a GaAlAs LED input and a phototransistor output housed in a SOIC-6 package. Key electrical parameters include an insulation voltage of 3750 Vrms, a data rate of 1 Mb/s, and a current transfer ratio ranging from 25% to 75%. The device supports a maximum forward current of 16 mA with a typical forward voltage of 1.64 V. Switching characteristics include rise and fall times of 800 ns each. It operates within a temperature range of -55°C to +125°C and dissipates up to 140 mW.
Verify the specific suffix configuration against the official Toshiba datasheet to ensure the correct packaging and lead frame material match the design requirements. Confirm that the ordered variant aligns with the required safety certifications such as UL or VDE for the intended end-use equipment. Cross-reference the component marking with the manufacturer's identification codes to prevent counterfeit substitution during procurement.
Select this component when reinforced insulation and high common mode transient immunity are critical for system safety and noise rejection. The SOIC-6 package size suits space-constrained surface-mount designs requiring robust galvanic isolation. Ensure the application voltage does not exceed the specified limits while considering the thermal dissipation capabilities within the operating temperature range.
The TLP109 series belongs to Toshiba's mini-flat coupler family designed for surface-mount assembly. These devices integrate high-output-power LEDs with high-speed photodetector chips to provide fast switching speeds. The series is engineered to meet international safety standards through optimized internal geometry, offering a compact solution for modern electronic isolation needs in industrial and consumer applications.
Public confirmed substitute part numbers: None identified in provided documentation.