
Anpec Electronics
General Description
The APW7083 is a 5A, synchronous, step-down converter with integrated 50mW P-channel power MOSFET and 20mW N-channel power MOSFET. The device, with current-mode control scheme, can convert 4.5~26V input voltage to the output voltage adjustable from 0.8 to 90% VIN to provide excellent output voltage regulation.
FEATUREs
● Wide Input Voltage from 4.5V to 26V
● Output Current Up to 5A
● Adjustable Output Voltage from 0.8V to 90%VIN
- 0.8V Reference Voltage
- ±2.5% System Accuracy
● Integrated 50mW P-Channel Power MOSFET and 20mW N-Channel Power MOSFET
● High Efficiency up to 95%
● Current-Mode Operation
- Stable with Ceramic Output Capacitors
- Fast Transient Response
● Power-On-Reset Monitoring
● Fixed 380kHz Switching Frequency in PWM Mode
● Automatic Pulse-Skipping Mode (PSM)/PWM Mode Operation
● Built-in Digital Soft-Start
● Output Current-Limit Protection with Frequency Foldback
● 70% Under-Voltage Protection
● Over-Temperature Protection
● 118% Over-Voltage Protection
● <5μA Quiescent Current During Shutdown
● Thermal-Enhanced TQFN5x6-28 Package
● Pb-Free Available as an Option
● Lead Free and Green Devices Available (RoHS Compliant)
APPLICATIONs
● LCD Monitor / TV
● SetTop Box
● Portable DVD
● Wireless LAN
● ADSL, Switch HUB
● Notebook Computer
● Step-Down Converters Requiring High Efficiency and 5A Output Current