IR3555
Overview
Integrated PowIRstage is a synchronous buck gate driver IC with co-packed control and synchronous MOSFETs and Schottky diode.
Benefits
- Integrated driver, Schottky diode, control MOSFET and synchronous MOSFET
- 5mV / A on-chip MOSFET current sensing with temperature compensated reporting
- Input voltage (VIN) range of 4.5V to 15V
- VCC and VDRV supply of 4.5V to 7V
- Output voltage range from 0.25V up to 5.5V
- Output current capability of 60A
- Operation up to 1.0MHz
- VCC under voltage lockout (UVLO)
- 8mV / oC temperature analog output and thermal flag pull-up to 3.3V
- Over temperature protection (OTP)
- Cycle-by-cycle self-preservation over current protection (OCP)
- MOSFET phase fault detection and flag
- Preliminary overvoltage protection (Pre-OVP)
- Compatible with 3.3V tri-state PWM Input
- Body-Braking™ load transient support through PWM Tri-state
- Diode emulation mode (DEM) for improved light load efficiency
- Efficient dual sided cooling
- Small 6mm x 6mm x 0.9mm PQFN package
- Lead free RoHS compliant package
Support