PT16754 普诚科技 同步DC-DC降压转换器芯片
FEATURES
● Channel Output Current: Up to 3A
● Output Voltage: 0.78 to 24V
● Input Voltage: 4.5 to 30V
● Efficiency up to 90%
● Shutdown Current: <1μA
● Internal Soft Start
● Thermal Shutdown
● Current Limit Protection
● No external Compensation Required
● 100％ Duty Cycle Operation
● 700KHz Switching Frequency
● DFN-8 green package
● Programmable Soft-Start Comprehensive Fault Protection Circuitry
VCC Under-Voltage Lockout (UVLO)
Output Over- voltage Protection (OVP)
Output Under-voltage Protection (UVP)
Cycle-by-Cycle Switch Current Limit
Output over current protection and Thermal Protection
APPLICATIONS
● Set-Top-Box (STB) power supply
● Microprocessor core supply
● Telecom Equipment
● ADSL modem
● Portable electronics product power supply
● Printer and other Peripheral Equipment
● Network king power supply
