Automotive Radio USB Power Port (5V@2.1A) and LED Backlight Driver Reference Design
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Key Document


The PMP11136 reference design supplies cable drop compensated USB outputs of 5V @ 2.1A and 5V @ 1A. Additionally, there is a buck converter output of 3.3V @ 2.5A and a 12V @ 0.163A current regulated LED boost converter.

  • 1.9MHz synrhronized operation on all switching regulators
  • Low cost design
  • Switched 12V @ 50mA antenna supply
  • Multiple low noise linear regulator output options

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Schematic/Block Diagram

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Design Guide

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Design Files

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(Output Voltage 1)
(Output Voltage 2)
(Output Voltage 3)
(Output Voltage 4)
(Output Voltage 5)
(Output Voltage 6)
(Output Voltage 7)
(Output Voltage 8)
(Output Voltage 9)
(Output Voltage 10)
Vin (Min) (V)93999994.533
Vin (Max) (V)163.616161616165.53.63.6
Vout (Nom) (V)3.31212553.353.31.21.8
Iout (Max) (A)
Output Power (W)8.251.956.610.
TopologyBuck- Non SyncBoost- Integrated SwitchOtherBuck- Non SyncBuck- Non SyncLinear RegulatorLinear RegulatorLinear RegulatorLinear RegulatorLinear Regulator

TI Devices (8)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
INA213-Q1  AEC-Q100, 26V, Bi-Directional, Zero-Drift, Low-/High-Side, Voltage Output Current Sense Amp  Current sense amplifiers  Sample & Buy View Design Kits & Evaluation Modules
LMR14030-Q1  Automotive 40V, 3.5A SIMPLE SWITCHER®, 2.2MHz Step-Down Regulator with 40uA IQ  Step-down (buck)  Sample & Buy View Design Kits & Evaluation Modules
TLV700-Q1  Automotive 200mA Low-Iq Low-Dropout (LDO) Regulator for Portables  Power management  Sample & Buy Not Available
TLV70018-Q1  Automotive 300mA Low-Iq Low-Dropout (LDO) Regulator  Power management  Sample & Buy Not Available
TPS57140-Q1  Automotive 3.5V to 42V, 1.5A Buck Converter with Eco-Mode™  Step-down (buck)  Sample & Buy Not Available
TPS61175  3-A ,40V High Voltage Boost Converter with Soft-start and Programmable Switching Frequency  Step-up (boost)  Sample & Buy View Design Kits & Evaluation Modules
TPS74701-Q1  Automotive single-output 500mA LDO regulator, adjustable (0.8V to 3.6V), programmable soft start  Power management  Sample & Buy Not Available
TPS7B4250-Q1  Automotive 50mA 40V Voltage-Tracking LDO With 5mV Tracking Tolerance  Power management  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
INA213-Q1 Download Download
LMR14030-Q1 Download Download
Download Download
TLV700-Q1 Download
TLV70018-Q1 Download -
TPS57140-Q1 Download Download
Download Download
TPS61175 Download Download
TPS74701-Q1 Download Download
TPS7B4250-Q1 Download Download

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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 4316 31 Oct 2016
Design files (6)
Title Type Size (KB) Date
ZIP 514 31 Oct 2016
ZIP 67424 31 Oct 2016
PDF 900 31 Oct 2016
PDF 162 31 Oct 2016
PDF 127 31 Oct 2016
PDF 231 31 Oct 2016

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