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 17mΩ High Side FET and
14mΩ 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
优势替代
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
