APW7089
APW7089 is Asynchronous Step-Down Converter manufactured by ANPEC.
Features
General Description
- Wide Input Voltage from 4.5V to 26V
- Output Current up to 4A
- Adjustable Output Voltage from 0.8V to 90% V IN
- 0.8V Reference Voltage
- ±2.5% System Accuracy
- 80mΩ Integrated P-Channel Power MOSFET
- High Efficiency up to 91%
- Pulse-Skipping Mode (PSM) / PWM Mode Op- eration
- Current-Mode Operation
- Stable with Ceramic Output Capacitors
- Fast Transient Response
- Power-On-Reset Monitoring
- Fixed 380k Hz Switching Frequency in PWM Mode
- Built-in Digital Soft-Start
- Output Current-Limit Protection with Frequency
Foldback
- 70% Under-Voltage Protection
- Over-Temperature Protection
- <5µA Quiescent Current During Shutdown
- Thermal-Enhanced SOP-8P Package
- Lead Free and Green Devices Available
(Ro HS pliant)
Applications
- LCD Monitor / TV
- Set-Top Box
- Portable DVD
- Wireless LAN
- ADSL, Switch HUB
- Notebook puter
-...
