L296HT

Voltage Regulators - DC DC Switching Regulators Overview

The L296HT is a synchronous step-down DC-DC converter and switching regulator chip designed for high-current applications. It delivers an output current of 4A with an adjustable output voltage range from 5.1V to 40V, operating from an input voltage of 9V to 46V. The device utilizes a buck topology and supports switching frequencies up to 200kHz. It is housed in a 15-pin (15+Tab) MULTIWATT H tube package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated soft start and thermal protection mechanisms
• Includes reset output compatible with microprocessors
• Features PWM comparator input for synchronization

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive power systems
• Industrial control circuits
• High-efficiency DC-DC conversion stages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix HT against official STMicroelectronics documentation to confirm the MULTIWATT H package variant. Confirm obsolete status through authorized distributors or direct manufacturer channels before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 4A synchronous buck converter is required with integrated thermal shutdown and microprocessor reset capabilities. Ensure the design accommodates the 15-pin MULTIWATT H package constraints and operates within the specified 9V to 46V input range.

Voltage Regulators - DC DC Switching Regulators Part Context

The L296HT belongs to the L296 family of step-down power switching regulators manufactured by STMicroelectronics. This series is engineered for robust performance in demanding environments, offering efficient operation at high switching frequencies while minimizing external component count.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The L296 is a related single-output variant in the same family. Verify pinout compatibility and package differences between the HT and standard versions before substitution.