PMP4729 Reference Design

Texas Instruments

SEPIC (13.5 - 18.0V @ 1.2A) for LED Drivers


PMP4729 is a wide input voltage range (8024V) LED driver for automotive application. It supplies a string of 3-4 LEDs (13.5 .. 18V) with a current of 1.2A. The converter with TPS40211 is in sepic configuration: has a dimming input (100..200 Hz PWM) and additional circuitry for input protection (transient protection: active reverse polarity protection).

Product Categories
  • Power management


Part Number Name Companion Part
TPS40211 TPS40211 Buy Datasheet

Bill Of Materials

Download the bill of materials for PMP4729 Download

Other Documents

Title Updated Type Size (KB)
PMP4729 Schematic 12 Nov 2010 PDF 108
PMP4729 BOM 12 Nov 2010 PDF 28