HCPL-T250

Isolators - Gate Drivers Overview

The HCPL-T250 is a logic output optocoupler featuring an integrated IGBT gate driver. It contains a GaAs LED optically coupled to an IC with a power output stage, designed for driving IGBTs and MOSFETs. Key electrical parameters include a maximum continuous output current of 1.5 A, an isolation voltage of 3750 Vrms, and a propagation delay of 500 ns. The device operates within a temperature range of -20°C to 85°C and supports a forward current of 16 mA.

Isolators - Gate Drivers Feature Summary

• Integrated power output stage specifically engineered for driving IGBTs and MOSFETs
• High isolation capability of 3750 Vrms for robust noise immunity
• Optical coupling between GaAs LED and integrated circuit ensures signal integrity

Isolators - Gate Drivers Applications

• AC motor drive systems
• Brushless DC motor drives
• Switching power supplies

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix (e.g., -000E) against the required packaging type, such as tube or tape-and-reel configurations. Confirm RoHS compliance status and ensure the operating temperature range meets the environmental requirements of the target application before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when a dedicated gate driver interface is needed for high-power switches like IGBTs. Consider the 1.5 A output current capability and 3750 Vrms isolation rating. Ensure the DIP-8 package fits the PCB layout constraints and that the 500 ns propagation delay aligns with the switching frequency requirements.

Isolators - Gate Drivers Part Context

This part belongs to Broadcom's family of logic output optocouplers. It is functionally similar to other industry-standard drivers like the HCPL-3180, offering comparable performance for industrial applications. The series provides reliable galvanic isolation for control circuits interfacing with high-voltage power stages.

Isolators - Gate Drivers Replacement Considerations

The HCPL-3180-000E is a confirmed substitute part number with similar driver capabilities. Verify pinout compatibility and exact electrical parameter matches before swapping components in existing designs.