DCDC Converter
Single-input Voltage, 30 A Buck
Regulators with PVID
FEATURES
OptiMOS™ IPOL
IR38263
DESCRIPTION
Internal LDO allows single 16 V operation
Output Voltage Range: 0.5V to 0.875*PVin
0.5% accurate Reference Voltage
Enhanced line/load regulation with Feedforward
Frequency programmable by PMBus™ up to 1.5
MHz
Enable input with Voltage Monitoring Capability
Remote Sense Amplifier with True Differential
Voltage Sensing
3 pins (PVID) to program output voltage
Fast mode I2C and 400 kHz PMBus™ interface for
programming, sequencing and margining output
voltage, and for monitoring input voltage, output
voltage, output current and temperature.
PMBus™ configurable fault thresholds for input
UVLO, output OVP, OCP and thermal shutdown.
Thermally compensated pulse-by-pulse current
limit and Hiccup Mode Over Current Protection
Dedicated output voltage sensing for power good
indication and overvoltage protection which
remains active even when Enable is low.
Enhanced Pre-Bias Start up
Integrated MOSFET drivers and Bootstrap diode
Operating junction temp: -40oC
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