Datasheet Analog Devices LTC3126MPFE#PBF — Даташит

LTC3126
42V, 2.5A Synchronous
Step-Down Regulator with
No-Loss Input PowerPath
Description Features Seamless, Automatic Transition Between Two Input
Power Sources
n Wide Input Voltage Range: 2.4V to 42V
n Wide Output Voltage Range: 0.818V to V
IN
n Up to 2.5A Continuous Output Current
n Pin-Selectable Priority and Ideal Diode-OR Modes
n Burst Mode® Operation, I = 2µA
Q
n 95% Efficiency at 1A, V = 12V, V
IN
OUT = 5V
n 1µA Current in Shutdow Programmable Input UVLO Thresholds
n Input Valid, Priority Channel and PGOOD Indicators
n 200kHz to 2.2MHz Fixed Frequency PWM
n Synchronizable to an External Clock
n Current Mode Control with 60ns Minimum On-Time
n Minimal External Components
n Thermally Enhanced 28-Lead 4mm × 5mm QFN and …