Solved by
TM
Wide Input
Voltage Range 3Amp 900kHz Buck Regulator
SP7651
FEATURES • 2.
5V to 20V Step Down Achieved Using Dual Input
• Output
Voltage down to 0.
8V
SP7651 DFN PACKAGE
7mm x 4mm
• 3A Output Capability (Up to 5A with Air Flow) • Built in Low RDSON Power FETs (40 mΩ typ) • Highly Integrated Design, Minimal Components • 900 kHz Fixed Frequency Operation • UVLO Detects Both VCC and VIN • Over Temperature Protection • Short Circuit Protection with Auto-Restart
LX 26 LX 25 LX 24 LX 23 VCC 22 GND 21 GND 20
BOTTOM VIEW Heatsink Pad 1 Connect to Lx
Pin 27
Heatsink Pad 2 Connect to GND
1 PGND 2 PGND 3 PGND 4 GND 5 VFB 6 COMP 7 UVIN
• Wide BW Amp Allows Type II or III Compensation
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