Datasheet Texas Instruments TPS56921PWP — 数据表

TPS56921
www.ti.com SLVSBL4 – OCTOBER 2012 4.5V to 17V Input, 9A Synchronous Step Down SWIFT™ Converter With VID Control
Check for Samples: TPS56921 FEATURES 1 2 VID Control Range via I C Compatible
Interface: 0.72V to 1.48V in 10mV Steps
I2C Addressing Flexibility: 2 Bits by IC pins
В±1.5% Output Voltage over Temperature for
VID Control
В±1% Reference Voltage over Temperature for
External Regulation Mode
Integrated 26mΩ / 19mΩ MOSFETs
Power Input PVIN Voltage Range: 1.6V to 17V
Switching Frequency: 200kHz to 1.6MHz
Internal Oscillator or Synchronizing to
External Clock
Shutdown Current: 2ВµA
Monotonic Start-Up into Pre-biased Output
Voltage Overcurrent Protection for Both MOSFETs
with Hiccup Mode for Severe Fault Conditions
Thermal and Overvoltage Protection
Adjustable Soft Start
Power Good Monitor for Under-and OverVoltage Conditions
Operating Junction Temperature Range: –40°C
to 125В°C …