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LTC3873

Part Number	LTC3873
Manufacturer	Linear Technology
Description	Boost/Flyback/SEPIC DC/DC Controller
Published	Jun 8, 2009
Detailed Description	LTC3873 No RSENSETM Constant Frequency Current Mode Boost/Flyback/SEPIC DC/DC Controller FEATURES n VIN and VOUT Limite...
Datasheet	LTC3873 PDF File

Overview

LTC3873 No RSENSETM Constant Frequency Current Mode Boost/Flyback/SEPIC DC/DC Controller FEATURES n VIN and VOUT Limited Only by External Components n Internal or Programmable External Soft-Start n Constant Frequency 200kHz Operation n Adjustable Current Limit n Current Sense Resistor Optional n Maximum 60V on SW Node with RDS(ON) Sensing n ±1.
5% Voltage Reference Accuracy n Current Mode Operation for Excellent Line and Load Transient Response n Low Quiescent Current: 300µA n Low Profile (1mm) ThinSOTTM and (0.
75mm) 2mm × 3mm DFN Package APPLICATIONS n Telecom Power Supplies n 42V and 12V Automotive Power Supplies n Portable Electronic Equipment DESCRIPTION The LTC®3873 is a constant freq...

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