Diodes AUR9707 - Manual (Page 3)

Data Sheet
Dual High-efficiency PWM Step-down DC-DC Converter with OVP AUR9707
Feb. 2012 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
3
Functional Block Diagram
Over Current
Comparator
Bias
Generator
Saw-tooth
Generator
Oscillator
Soft
Start
Bandgap
Reference
Current
Sensing
Control
Logic
Buffer &
Dead Time
Control
Logic
+
Reverse Inductor
Current Comparator
Over Voltage
Comparator
Modulator
Error
Amplifier
-
+
-
+
-
+
-
+
Thermal
Shutdown
FB1 , FB2
4 , 10
GND
3 , 9
LX1 , LX2
8 , 2
VIN1 , VIN2
7 , 1
EN1 , EN2
6 , 12
Figure 3. Functional Block Diagram of AUR9707
Ordering Information
AUR9707 A
Circuit Type
A: Adjustable Output
5
Package
Temperature
Range
Part Number Marking ID Packing Type
WDFN-3×3-12 -40 to 80°C AUR9707AGD 9707A Tape & Reel
BCD Semiconductor's Pb-free products, as designated with "G" in the part number, are RoHS compliant and
green.
Package
D: WDFN-3×3-12
G: Green