LM61430AASQRJRRQ1

$3.15

Description：IC REG BUCK ADJ 3A 14VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:0b0a4b18d282 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM61430AASQRJRRQ1 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ 3A 14VQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM61430AASQRJRRQ1

Description：IC REG BUCK ADJ 3A 14VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3V
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：1V
Voltage - Output (Max)：34.2V
Current - Output：3A
Frequency - Switching：200kHz ~ 2.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：14-PowerVFQFN
Supplier Device Package：14-VQFN-HR (4x3.5)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM61430AASQRJRRQ1

LM61430AASQRJRRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM61430AASQRJRRQ1 is an automotive-grade synchronous step-down converter featuring a wide input voltage range of 3.0 V to 36 V and support for up to 3 A output current. It withstands 42 V transients, ensuring robust performance in demanding environments. The device operates within a junction temperature range of –40 °C to +150 °C and meets AEC-Q100 standards. It utilizes a 14-pin VQFN-HR package to minimize electromagnetic interference through optimized pinout and reduced switch-node ringing.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-side and low-side MOSFETs enable compact design with wide input voltage tolerance.
Optimized low EMI architecture includes adjustable SW node rise time and HotRod™ packaging.
Supports 42 V load dump conditions for enhanced automotive system resilience.
Features dropout soft recovery to eliminate output overshoot during transient events.

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Instrument clusters and body control modules
ADAS sensor power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'AA' against the manufacturer datasheet to confirm exact thermal and electrical specifications. Ensure the component matches the required AEC-Q100 Grade 1 qualification for your target operating temperature range. Cross-reference the 14-VQFN-HR package dimensions with your PCB footprint library to guarantee mechanical compatibility before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing for automotive applications requiring high efficiency and strict EMI limits. It is suitable for systems needing 42 V transient protection and precise output regulation. Consider its small form factor for space-constrained layouts. Evaluate the fixed switching frequency options against noise sensitivity requirements in your specific circuit topology.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM61430-Q1 family of synchronous buck converters designed specifically for automotive electronics. It shares architectural similarities with other members like the LM61435-Q1 and LM61440-Q1 but offers distinct current and feature configurations. The series emphasizes low electromagnetic interference and high reliability for harsh automotive environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LM61435-Q1 and LM61440-Q1 are pin-compatible alternatives within the same family. Verify if their respective current ratings or switching frequency adjustments better suit your specific load requirements before substituting.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.