General Description
●The APW7120 is a fixed 300kHz frequency, voltage mode,and synchronous PWM controller . The device drives two low cost N-channel MOSFETs and is designed to work with single 5~12V or two supply voltage(s), providing excellent regulation for load transients.
●Features
●• Operatingwith Single 5~12V Supply Voltage or Two Supply V oltages
●• Drive Dual Low Cost N-Channel MOSFETs
●- Adaptive Shoot-Through Protection
●• Built-in Feedback Compensation
●- V oltage-ModePWM Control
●\- 0~100% Duty Ratio
●- Fast Transient Response
●• ±2% 0.8V Reference
●- Over Line, Load Regulation, and Operating T emperature
●• Programmable Over-Current Protecti on
●- Using RDS(ON) of Low-Side MOSFET
●• Hiccup-Mode Under-V oltage Protection
●• 1 18% Over-V oltage Protection
●• Adjustable Output Voltage
●• Small Converter Size
●- 300kHz Constant Switching Frequency
●- Small SOP-8 Package
●• Built-In Digital Soft-Start
●• Shutdown Control Using an External MOSFET
●• Lead Free and Green Devices Available (RoHSCompli ant)
●Applications
●• Motherboard
●• Graphics Card
●• High Current, up to 20A, DC-DC Converters
