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LM61430-Q1

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

Product details

Vin (min) (V) 3 Vin (max) (V) 36 Vout (min) (V) 1 Vout (max) (V) 34 Iout (max) (A) 3 Iq (typ) (mA) 0.008 Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200 EMI features Low parasitic Hotrod packaging, Spread Spectrum Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, Wettable flanks package Operating temperature range (°C) -40 to 150 Rating Automotive TI functional safety category Functional Safety-Capable Regulated outputs (#) 1 Control mode current mode Duty cycle (max) (%) 98 Type Converter
Vin (min) (V) 3 Vin (max) (V) 36 Vout (min) (V) 1 Vout (max) (V) 34 Iout (max) (A) 3 Iq (typ) (mA) 0.008 Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 2200 EMI features Low parasitic Hotrod packaging, Spread Spectrum Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, Wettable flanks package Operating temperature range (°C) -40 to 150 Rating Automotive TI functional safety category Functional Safety-Capable Regulated outputs (#) 1 Control mode current mode Duty cycle (max) (%) 98 Type Converter
VQFN-HR (RJR) 14 14 mm² 4 x 3.5
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Technical documentation

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* 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
Technical article Minimize the impact of the MLCC shortage on your power application 29 Mar 2019

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

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
Not available on TI.com
Calculation tool

SNVR516 LM61430-Q1 Design Calculator

Supported products & hardware

Supported products & hardware

Products
Buck converters (integrated switch)
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)
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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VQFN-HR (RJR) 14 View options

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