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LTC1873

Part Number	LTC1873
Manufacturer	Linear Technology
Description	Dual 550kHz Synchronous 2-Phase Switching Regulator Controller
Published	Mar 27, 2005
Detailed Description	LTC1873 Dual 550kHz Synchronous 2-Phase Switching Regulator Controller with 5-Bit VID FEATURES s s DESCRIPTIO s s s s ...
Datasheet	LTC1873 PDF File

Overview

LTC1873 Dual 550kHz Synchronous 2-Phase Switching Regulator Controller with 5-Bit VID FEATURES s s DESCRIPTIO s s s s s s s s s s Two Independent PWM Controllers in One Package Side 1 Output Is Compliant with Intel Desktop VRM 8.
4 Specifications (Includes 5-Bit VID DAC) 1.
3V to 3.
5V Output Voltage with 50mV/100mV Steps Two Sides Run Out-of-Phase to Minimize CIN All N-Channel External MOSFET Architecture No External Current Sense Resistors Required Precison Internal 0.
8V ± 1% Reference 550kHz Switching Frequency Minimizes External Component Size Very Fast Transient Response Up to 25A Output Current per Channel Low Shutdown Current: < 100µA Small 28-Pin SSOP Package U APPLICATIO S s s s s...

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