Automotive Range Boost Converter Drives Two Strings of LEDs Reference Design

(ACTIVE) PMP8948

Description & Features

Technical Documents

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Description

This wide input voltage range boost operates from an input of 9V - 32V and regulates current in two strings of 13 LEDs. Additionally, a second control loop monitors and regulates the input current during drop outs or faults. This low cost design operates at greater than 94% efficiency.

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Bill of Materials (BOM)

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Parametrics
 PMP8948.1
(Output Voltage 1)
Vin (Min) (V)9
Vin (Max) (V)32
Vout (Nom) (V)33
Iout (Max) (A).22
Output Power (W)7.26
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBoost- Non Sync
Boost- CCM

TI Devices (3)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
INA169  60V, High-Side, High-Speed, Current Output Current Sense Amplifier  Current sense amplifiers  Sample & Buy Not Available
TLV272  550-uA/Ch 3-MHz Rail-to-Rail Output Operational Amplifier  Operational amplifiers (op amps)  Sample & Buy View Design Kits & Evaluation Modules
TPS40211  Wide Input Range Current Mode Boost Controller   LED drivers  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
INA169 Download Download
TLV272 Download Download
Download Download
Download Download
TPS40211 Download -
Download Download

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 1025 24 Jun 2013 3
Design files (4)
Title Abstract Type Size (KB) Date Views
PDF 1956 02 Jul 2013 3
ZIP 198 02 Jul 2013 6
PDF 21 24 Jun 2013 3
PDF 141 24 Jun 2013 8

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