Compact Size Dual 2.5A USB Car Charger Reference Design PMP9402 (ACTIVE)

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Description

PMP9402 is a dual USB car charger. This design utilizes the LM3150, TPS2561 Dual Channel Power Switch and a TPS2513 USB Dedicated Charging Port Controller. This design operates from 6 to 40V in. The output is set to 5V; both channels have a 2.5A current limit. This design has a switching frequency of 300 kHz. This design is intended for after-market automotive applications.

Features
  • Dual USB charger complete system design, 12.5W output each
  • 2.5A current limit protection for each channel by TPS2561 power switch
  • Compact solution size: 990mm²
  • Wide Vin range 6V to 40V, suitable for 12V car battery input
  • Constant On-Time controller, no loop compensation required, fast transient response

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Design Files

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Parametrics
 PMP9402.1
(Output Voltage 1)
Vin (Min) (V)6
Vin (Max) (V)40
Vout (Nom) (V)5
Iout (Max) (A)5
Output Power (W)25
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBuck- Synchronous

TI Devices (3)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
LM3150  6V to 42V Synchronous Step-Down Controller with Adjustable Output Voltage  Step-down (buck)  Sample & Buy View Design Kits & Evaluation Modules
TPS2513  Dual USB Dedicated Charging Port Controllers  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS2561  Dual Channel Precision Adjustable Current-Limited Power Switches   Power management  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
LM3150 Download Download
TPS2513 Download
TPS2561 Download Download

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Technical Documents

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User guides (1)
Title Type Size (KB) Date
PDF 1468 07 May 2015
Design files (6)
Title Type Size (KB) Date
ZIP 215 07 May 2015
ZIP 584 07 May 2015
PDF 611 07 May 2015
PDF 100 07 May 2015
PDF 112 07 May 2015
PDF 273 07 May 2015

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