TLP388(GB,E

Transistor, Photovoltaic Output Optoisolators Overview

The TLP388(GB,E is a single-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It features a GaAs infrared LED paired with a phototransistor, providing high isolation voltage of 5000 Vrms. The device supports a maximum collector-emitter voltage of 350 V and a collector current of 50 mA. Key electrical parameters include a forward voltage of 1.25 V at 10 mA input, with a current transfer ratio ranging from 50% to 600%. Switching characteristics are defined by rise and fall times of 2 µs and 3 µs, respectively. It operates within a temperature range of -55°C to +125°C and is housed in a surface-mount SO-6 package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High insulation voltage capability for robust circuit isolation
• Wide operating temperature range suitable for demanding environments
• Fast switching speed with low propagation delay
• High current transfer ratio for efficient signal transmission

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops
• Signal isolation in measurement equipment
• Interface circuits between microcontrollers and high-voltage loads

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (GB) against official Toshiba documentation to confirm exact binning or testing criteria. Ensure compatibility with standard SO-6 footprint dimensions during PCB layout. Confirm RoHS compliance status through the manufacturer's latest environmental declaration. Cross-reference ordering codes with authorized distributors to avoid counterfeit components. Validate thermal management requirements based on the specified power dissipation limits.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high voltage isolation and fast response are critical. The wide CTR range allows flexibility in resistor selection for drive circuits. Consider the SO-6 package for space-constrained designs. Evaluate the operating temperature range against application extremes. Ensure input current limits are respected to maintain reliability. Compare switching speeds with alternative devices if higher frequency performance is needed.

Transistor, Photovoltaic Output Optoisolators Part Context

The TLP388 series belongs to Toshiba's family of transistor output photocouplers designed for general-purpose isolation applications. This model variant utilizes a GaAs LED for improved efficiency compared to standard infrared LEDs. The series is known for its reliability in industrial and consumer electronics. It complements other models in the lineup that may offer different packaging or electrical specifications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: TLP388(E, TLP388(TPR,E, TLP388(D4-TPL,E.