PMP7755 Reference Design

Texas Instruments

Non sync buck controller with 24V input and 18V @ 4.2A output

Description

PMP7755 is a non-synchronous buck controller for LM3409 with 24V DC input and 18V output@ 4.2A. The load is 9 strings with 6 LEDs per string. It uses a motion detector with PIR (passive infarared) dimming as well as 0-10V analog dimming. It has differential high side current sensing which enables setting the dimpoint on PIR. It also has a turn on/off delay.

Features
Applications
Product Categories
  • Power management

Parts

Part Number Name Companion Part
LM3409 LM3409 Buy Datasheet
LM3409-Q1 LM3409-Q1 Buy Datasheet

Bill Of Materials

Download the bill of materials for PMP7755 Download

Other Documents

Title Updated Type Size (KB)
PMP7755 BOM 06 Jan 2012 PDF 99
PMP7755 Schematic 06 Jan 2012 PDF 221