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LTC3859AL - Buck/Buck/Boost Synchronous Controller

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Part number LTC3859AL
Manufacturer Linear Technology
File Size 1.18 MB
Description Buck/Buck/Boost Synchronous Controller
Datasheet download datasheet LTC3859AL Datasheet
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Description

n Low Operating IQ: 28μA (One Channel On) n Dual Buck Plus Single Boost Synchronous Controllers n Outputs Remain in Regulation Through Cold Crank Down to 2.5V n Wide Bias Input Voltage Range: 4.5V to 38V n Buck Output Voltage Range: 0.8V ≤ VOUT ≤ 24V n Boost Output Voltage Up to 60V n RSENSE or DCR Current Sensing n 100% Duty Cycle for Boost Synchronous MOSFET Even in Burst Mode® Operation n Phase-Lockable Frequency (75kHz to 850kHz) n Programmable Fixed Frequency (50kHz to 900kHz) n

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