LM61495Q5RPHRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM61495Q5RPHRQ1 is a synchronous step-down (buck) converter from Texas Instruments, designed for automotive applications. It delivers a fixed 5V output at up to 10A. The device operates with an input voltage range of 3V to 36V and features an adjustable switching frequency between 200kHz and 2.2MHz. It utilizes a 16-pin VQFN-HR package and supports junction temperatures from -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Automotive-grade AEC-Q100 qualification for high reliability
• Synchronous rectification for improved efficiency
• Wide input voltage capability for flexible system design
• Adjustable switching frequency for EMI optimization

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems
• Telematics control units
• Body control modules
• ADAS sensor power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Q5' confirms the fixed 5V output variant, distinct from adjustable versions in the same family. Confirm the 'HR' package designation matches the required thermal and footprint specifications for your PCB layout. Ensure the component meets AEC-Q100 Grade 1 requirements if operating under extreme temperature conditions. Cross-reference the datasheet revision date to ensure compatibility with your design constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 5V rail is required for automotive loads drawing up to 10A. The wide input range accommodates standard 12V and 24V automotive battery systems. Consider the adjustable frequency feature if noise sensitivity requires shifting the switching point away from critical audio or RF bands. The compact VQFN-HR package aids in space-constrained board designs.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM61495-Q1 series of high-current automotive buck converters. It shares architectural similarities with other TI automotive PMICs but is distinguished by its 10A continuous current capability and fixed output options. The series targets robust power delivery in harsh automotive environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM61495QRPHRQ1 offers similar performance but features an adjustable output voltage instead of a fixed 5V rail. Designers must verify if the fixed output requirement can be met by external resistor networks or if the fixed variant is strictly necessary for simplicity.