PMP6877

Automotive input range (10V - 50V) SEPIC LED driver

PMP6877

Design files

Overview

This reference design uses the TPS40211 current mode controller in a SEPIC converter to regulate the current in a series string of 12 to 14 LEDs (44V) at 0.5A. Efficiency is greater than 88%.

Output voltage options PMP6877.1
Vin (Min) (V) 10
Vin (Max) (V) 80
Vout (Nom) (V) 44
Iout (Max) (A) .5
Output Power (W) 22
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Sepic- CCM

A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

SLUU923.PDF (1860 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

SLUR873.PDF (41 K)

Detailed schematic diagram for design layout and components

SLUR872.PDF (26 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

Products

Includes TI products in the design and potential alternatives.

Boost controllers (external switch)

TPS402114.5-V to 52-V wide input range current mode boost controller with 260-mV reference voltage

Data sheet document-pdfAcrobat PDF open-in-new HTML

Technical documentation

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Type Title Date
Test report PMP6877 Test Results Apr. 03, 2012

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