
Anpec Electronics
General Description
The APW7058 integrates one synchronous-rectified Buck PWM controller and one linear controller to provide two regulated voltages for graphics cards and other embedded processor applications.
FEATUREs
• Provides Two Regulated Voltages
- One Synchronous-Rectified Buck PWM Controller
- One Linear Controller
• Low Reference Voltage for Further Applications
- Both Controllers : 0.8V ± 2% Over Temperature
• Both Controllers Drive N-Channel MOSFETs
- PWM Controller Drives Dual N-Channel MOSFETs
- Linear Controller Drives N-Channel MOSFET
• Built-in PWM Feedback Compensation
- No Steady-State Error
- Voltage-Mode PWM Control
- Full 0~100% Duty Ratio
- Fast Transient Response
• Adjustable Outputs by External Resistor Dividers
• Under-Voltage Monitoring on Both Controllers
• Small Converter Size
- 600kHz Constant Switching Frequency
- Built-In Soft-Start
- Simple SO-8 Package
• Shutdown Control
• Lead Free Available (RoHS Compliant)
APPLICATIONs
• Motherboard
• Graphics Cards
• 12V, 5V and 3.3V Inputs DC-DC Converter