80V dc Input, 2-Channel, 350mA LED Driver (10V to 60V String)

(ACTIVE) PMP4154

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Description

This reference design contains two duplicate LED drivers. Each circuit drives a 10V to 60V series connected string of LEDs at 350mA. The input range is 70VDC to 90VDC. The TPS40210 boost controller is used in an "upside-down" buck topology for a simple, low-cost solution. This circuit includes an enable, PWM dimming, current trimming, and a current sense functions for interfacing with an external microprocessor.


    

TI Devices (2)

Get more information on the TI products in this reference design.

Part Number Name Product Family
INA193  Voltage Output High-Side Measurement Current Shunt Monitor  High Common Mode Voltage (> = 60V) 
TPS40210  Wide Input Range Current Mode Boost Controller   Controller (External Switch) 


Technical Documents
User Guides (2)
Title Abstract Type Size (KB) Date Views
PDF 152 16 May 2012 281
PDF 1418 14 May 2012 282
More Literature (2)
Title Abstract Type Size (KB) Date Views
PDF 104 14 May 2012 307
PDF 29 14 May 2012 270
Related Tools & Software

Software (1)



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