TPS56837HARPAR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS56837HARPAR is an 8 A synchronous buck converter from Texas Instruments with a 4.5 V to 28 V input range and 4 V to 22 V adjustable output. It features a fixed 500 kHz switching frequency, 45 uA quiescent current, and D-CAP3 control for fast transient response without external compensation. The device supports USB PD dynamic voltage changes, integrates low RDS(on) MOSFETs, and operates within a -40°C to +150°C junction temperature range in a 10-pin VQFN-HR package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports USB Power Delivery applications through dynamic output voltage adjustment capabilities
• Utilizes D-CAP3 control mode to ensure rapid transient response and stable regulation without requiring external compensation networks
• Integrates Eco-mode technology to maintain high conversion efficiency during light-load operating conditions
• Provides comprehensive protection mechanisms including non-latching overvoltage, undervoltage, overcurrent, and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• USB Power Delivery (PD) power supplies
• Industrial PC systems and factory automation controllers
• Multifunction printers and video conferencing equipment
• Speakers, televisions, and portable electronic devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'ARPAR' against the official datasheet to confirm the exact tape-and-reel quantity and moisture sensitivity level. Ensure the ordering information matches the required packaging format for your assembly line. Cross-reference the manufacturer's latest documentation to validate any updates to the RoHS status or recommended operating conditions before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 28 V and high continuous current of 8 A are required. It is suitable for designs needing USB PD compatibility and efficient light-load performance via Eco-mode. Choose this part if the application benefits from D-CAP3 control simplicity and requires operation across an extended industrial temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the TPS5683x family of synchronous buck converters, which share common architectural features such as D-CAP3 control and similar protection schemes. The TPS56837 variant specifically targets higher current applications compared to lower-current siblings like the TPS56637. It is designed for compact power solutions in modern electronics requiring robust voltage regulation.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The TPS56837HRPAR is a pin-to-pin compatible alternative within the same series. Verify that the specific suffix variations do not alter the electrical characteristics or packaging requirements for your design implementation.