TPS62441QWRQRRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The TPS62441QWRQRRQ1 is an automotive-grade synchronous step-down DC/DC converter from Texas Instruments. It features a dual-output architecture with two independent 1-A channels, supporting an input voltage range of 2.75 V to 6 V and adjustable output voltages from 0.6 V to 5.5 V. The device operates at a switching frequency between 1.8 MHz and 4 MHz, utilizing a VQFN-14 package. It is qualified under AEC-Q100 standards for Grade 1, ensuring reliable operation across a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual-output topology providing two independent 1-A synchronous buck converters in a single compact package.
• Automotive qualification compliant with AEC-Q100 standards for high reliability in vehicle environments.
• Functional safety capability designed to support the development of safety-critical electronic systems.
• Wide operating temperature range suitable for demanding thermal conditions in automotive applications.

Voltage Regulators - DC DC Switching Regulators Applications

• Infotainment system power distribution
• Instrument cluster voltage regulation
• Telematics control unit power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix QRR against official Texas Instruments documentation to confirm the exact reel quantity and tape-and-reel specifications. Ensure that the AEC-Q100 Grade 1 qualification aligns with your project's environmental requirements. Cross-reference the VQFN-14 footprint dimensions with your PCB layout guidelines to guarantee mechanical compatibility during assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a dual-channel solution is required to save board space compared to using two separate single-output regulators. The wide input voltage range accommodates standard automotive battery rails without additional pre-regulation. Consider the 1-A per channel limit to ensure it meets the peak load demands of the downstream circuitry while maintaining efficiency within the specified switching frequency range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS6244x-Q1 family of dual step-down converters designed specifically for automotive electronics. It complements other single-output or higher-current variants in the TPS624xx series by offering a balanced solution for moderate current applications where dual rails are necessary but board area is constrained.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other parts within the TPS6244x-Q1 family, such as the TPS62442QWRQRRQ1, which offers higher current capabilities. Verify pin-to-pin compatibility and electrical parameter differences before swapping components in existing designs.