LM61430-Q1

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Automotive 3-V to 36-V, 3-A, low-noise synchronous step-down converter

Product details

Iout (max) (A) 3 Vin (min) (V) 3 Vin (max) (V) 36 Topology Buck Type Converter Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200 Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, Wettable flanks package Control mode current mode Vout (min) (V) 1 Vout (max) (V) 34 Rating Automotive Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.000008
Iout (max) (A) 3 Vin (min) (V) 3 Vin (max) (V) 36 Topology Buck Type Converter Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200 Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, Wettable flanks package Control mode current mode Vout (min) (V) 1 Vout (max) (V) 34 Rating Automotive Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.000008
VQFN-HR (RJR) 14 14 mm² 4 x 3.5
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Technical documentation

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Type Title Date
* Data sheet LM61430-Q1 3-V to 36-V, 3-A, Low-EMI Synchronous Step-Down Converter datasheet PDF | HTML 04 Oct 2021
User guide LM61430EVM-AS-2MHZ User's Guide PDF | HTML 27 Sep 2021
Functional safety information LM614xx-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA (Rev. B) PDF | HTML 15 Sep 2021
Certificate LM61430EVM-AS-2MHZ EU Declaration of Conformity (DoC) (Rev. A) 31 Aug 2021

Design & development

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Evaluation board

LM61430Q1EVM — LM61430-Q1 evaluation module 36-V, low EMI 3-A, 5-V synchronous, 2-MHz, step-down converter

The LM61430 evaluation module (EVM) is a fully assembled and tested circuit for evaluating the LM61430 synchronous step-down converter.  The LM61430 provides exceptional efficiency, low IQ and low EMI in small solution size.
User guide: PDF | HTML
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Calculation tool

SNVR516 LM61430-Q1 Design Calculator

Supported products & hardware

Supported products & hardware

Products
AC/DC & DC/DC converters (integrated FET)
LM61430-Q1 Automotive 3-V to 36-V, 3-A, low-noise synchronous step-down converter
PCB layout

LM61430EVM-AS-2MHZ Design Files

SNVR509.ZIP (5103 KB)
Package Pins Download
VQFN-HR (RJR) 14 View options

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