12.6V, 7A Fully-Integrated Synchronous Boost Converter，SCT1271 Replace SGM6611.
SCT1271
SCT1271.pdf
SCT1271.pdfFEATURES
? Wide Input Voltage Range: 2.7V-12V
? Wide Output Voltage Range: 4.5V-12.6V
? Fully Integrated 17m? High Side FET and
14m? Low Side FET
? Up to 93% Efficiency at Vin=3.3V, Vout=9V, and
Iout=2A
? Programmable and Up to 9.5A Peak Switch
Current Limit
? Typical Shut-down Current: 1uA
? Quiescent Current: 150uA
? Adjustable Switching Frequency: 200KHz to
2.2MHz
? PFM Operation Mode at Light Load
? Internal Soft Start and External Compensation
? Cycle-by-Cycle Overcurrent Protection
? Output Overvoltage Protection
? Thermal Shutdown Protection: 160°C
? QFN-11 2mm x 2.5mm Package
PIN CONFIGUTION
優勢替代
FEATURES
? Input Voltage Range: 2.7V to 12V
? Output Voltage Range: 4.5V to 12.6V
? Up to 90% Efficiency at VIN = 3.3V, VOUT = 9V,
and IOUT = 2A
? Resistor-Programmable Peak Current Limit Up to
9.5A for High Pulse Current
? Adjustable Switching Frequency: 200kHz to 2.2MHz
? 4ms Built-In Soft-Start Time
? PFM Operation Mode at Light Load (SGM6611A)
? Forced PWM Operation Mode at Light Load
(SGM6611B)
? Internal Output Over-Voltage Protection at 13.2V
? Cycle-by-Cycle Over-Current Protection
? Thermal Shutdown
? Available in Green TQFN-2×2.5-11L Package
PIN CONFIGUTION
