Integrated PowIRstage is a synchronous buck gate driver IC with co-packed control and synchronous MOSFETs and Schottky diode.
- Peak efficiency up to 94.5% at 12VIN to 1.8VOUT, 93.3% at 1.2VOUT
- 40A PowIRstage® includes: Integrated Driver, Control MOSFET, Synchronous MOSFET and Schottky Diode
- <1uA Disabled ICC Bias Current
- <500uA Enabled ICC Bias Current
- Input voltage (VIN) range of 4.5V to 17V with available 14:1 VIN_DIV monitor pin
- Flexible Drive Voltage (VDRV) from 4.5V to 13.2V to optimize converter efficiency
- Integrated bootstrap PFET for improved high side MOSFET enhancement
- VDRV under voltage lockout protection
- 5V VCC with under voltage lockout protection
- Switching frequency up to 1.5MHz
- Over-temperature TFAULT alert flag with internal temperature exceeds 150°C
- MODE pin selectable 3.3V tri-state PWM logic or IR Active Tri-Level (ATL) PWM logic
- Efficient dual sided cooling
- Small 4mm x 6 mm x 0.9mm PQFN package
- Lead-free RoHS compliant package
- Desktop and Workstations
- Graphic Boards
- MultiPhase PowIRstage
- Servers and Storage
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