TPS62046DGQR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS62046DGQR is a fixed-output step-down switching converter from Texas Instruments, designed for high-efficiency power management in compact systems. It provides a stable 3.3 V output with a maximum load current of 1.2 A. The device operates within an input voltage range of 2.5 V to 6 V and utilizes a buck topology. Key electrical specifications include a switch frequency of 1.25 MHz, a quiescent current of 263 uA, and a shutdown supply current of 18 uA. It functions reliably across an operating temperature range of -40°C to +85°C and is housed in a 10-pin HVSSOP-EP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-efficiency buck converter with a fixed 3.3 V output for simplified design.
• Supports up to 1.2 A continuous load current for powering sensitive digital loads.
• Features low quiescent and shutdown currents to extend battery life in portable applications.
• Operates at a 1.25 MHz switching frequency to minimize external component size.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring efficient voltage regulation
• Battery-powered devices needing extended operational time
• Embedded systems utilizing 3.3 V logic levels

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the 'R' suffix to confirm reel packaging configuration. Ensure compatibility with the HVSSOP-EP-10 footprint during PCB layout. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Validate thermal performance requirements against the specified operating temperature range.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V output is required without external feedback resistors. It is suitable for designs prioritizing efficiency over adjustable voltage ranges. Consider the 1.2 A current limit when sizing external inductors and capacitors. Evaluate the 1.25 MHz frequency trade-off between component size and electromagnetic interference.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the TPS6204x series of high-efficiency step-down converters. It shares architectural similarities with other members like the TPS62020 but offers higher output current capability. The series targets mobile and handheld applications where space and power efficiency are critical constraints.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for compatible alternatives within the TPS620xx family. Verify pinout and thermal pad configurations before replacing with similar packages. Ensure equivalent electrical parameters match system requirements.