IC manufacturers Texas Instruments

IC manufacturers (103)

Texas Instruments LMR14030Q

LMR14030 SIMPLE SWITCHER® 40 V 3.5 A, 2.2 MHz Step-Down Converter with 40 µA IQ

Overview

TopologyBuck Converter
Input voltage7-40 V
Switching frequency200-2500 kHz
Output 15 V / 3.5 A

Description

The LMR14030-Q1 is a 40 V / 3.5 A step-down regulator with 40 μA quiescent current. With a wide-input range from 4 V to 40 V, it is suitable for a wide range of applications from automotive to industry for power conditioning from unregulated sources. The LMR14030QDPREVM evaluation board is designed to provide the design engineer with a fully functional power converter based on the buck topology to evaluate the LMR14030-Q1 series operation and performance.

Features

  • 7 V to 40 V Input Voltage Range
  • Jumper Selectable Output Options (5.0 V or 3.3 V)
  • Up to 3.5 A Output Current
  • Switching Frequency 600 kHz
  • Internal Compensation

Typical applications

  • Industrial Power Supplies
  • Battery Powered System
  • Telecom and Datacom Systems
  • Automotive Battery Regulation

More information

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC(mΩ)
fres(MHz)
Material
Samples
WE-HCI SMT Flat Wire High Current Inductor, 5.5 µH, 12 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance5.5 µH
Performance Rated Current12 A
Saturation Current @ 10%4.5 A
Saturation Current @ 30%12 A
DC Resistance10.3 mΩ
Self Resonant Frequency30 MHz
MaterialSuperflux