IC manufacturers Texas Instruments

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Texas Instruments LM3150 | Demoboard PMP9402

Compact Size Dual 2.5A USB Car Charger Reference Design

Overview

TopologyBuck Converter
Input voltage6-40 V
Output 15 V / 5 A
IC revision1

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

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
Material
LR(µH)
fres(MHz)
Interface Type
Type
Gender
Pins
Mount
IR(A)
Working Voltage(V (AC))
Packaging
Samples
WE-HCC SMT High Current Cube Inductor, 10 µH, 6.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance10 µH
Performance Rated Current6.7 A
Saturation Current @ 10%9.4 A
Saturation Current @ 30%11.7 A
DC Resistance23.1 mΩ
MaterialFerrite 
Rated Inductance5.5 µH
Self Resonant Frequency35 MHz
Pins
MountSMT 
Rated Current9 A
WR-USB Standard Connectors, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Interface TypeType A 
TypeUp Right 
GenderReceptacle 
Pins
MountTHT 
Rated Current1.5 A
Working Voltage30 V (AC)
PackagingTray