TPS6521905RHBR

Overview

The TPS6521905RHBR is a specialized automotive power management integrated circuit (PMIC) from Texas Instruments, designed for processor-centric applications. It operates within an input voltage range of 2.5 V to 5.5 V and supports a maximum output current of 3.5 A. The device features adjustable output voltages ranging from 600 mV to 3.4 V and 1.2 V to 3.3 V. It is housed in a QFN-32 package and functions reliably across an extended temperature range of -40°C to +125°C.

Feature Summary

• User-programmable architecture allows for customized power sequencing and configuration tailored to specific processor requirements.
• Integrated high-current step-down converter capability supports demanding load conditions with up to 3.5 A output.
• Automotive-grade qualification ensures operational reliability under harsh environmental conditions.

Applications

• Processor-based automotive electronic control units
• Infotainment system power distribution
• Telematics control unit power management

Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging and temperature grade. Confirm that the specific revision matches the design-in requirements. Check for moisture sensitivity levels and reflow profile compatibility during assembly planning. Ensure supply chain sources provide valid traceability documentation for automotive quality standards.

Selection Notes

Select this component when a highly configurable, user-programmable PMIC is required for complex processor power domains. It is suitable for designs needing flexible voltage rails and high current delivery within a compact automotive footprint. Evaluate programming tool availability and interface requirements before finalizing the selection.

Part Context

This device belongs to the TPS65219 series of professional automotive PMICs. It complements other Texas Instruments solutions like the TPS65220 and TPS65223 by offering distinct programmability features. The series targets advanced vehicle architectures requiring adaptable power management strategies.

Replacement Considerations

Direct substitutes include TPS6521923WRHBRQ1 for similar automotive PMIC form factors. Verify pinout and electrical parameter compatibility before swapping components in existing designs.