17V Vin, 2A Synchronous Step down DCDC Converter, SCT2220 Replace TPS562231.
FEATURES

 Wide Input Voltage: 4.2-17V

 2A Continuous Output Current with

  Integrated 90mΩ/65mΩFETs 

 Wide Output Voltage Range:0.8V-7V

 Quiescent Current 135µA

 Cycle-by-Cycle Current Limiting 

• Internal 2.5ms Soft-Start 

  Limits the inrush current 

 Fixed 750kHz Switching Frequency 

• Input Under-Voltage Lockout

 Power save mode at light load

 Over-Temperature Protection

 Available in a SOT563 and TSOT23 Package




PIN CONFIGUTION
优势替代
TPS562231 TPS562231.pdf

No.13251

FEATURES

• 2-A converter integrated 95-mΩ and 55-mΩ FETs

• D-CAP3™ Mode Control with fast transient

  response

• Input voltage range: 4.5 V to 17 V

• Output voltage range: 0.6 V to 7 V

• Pulse skip mode

• 850-kHz switching frequency

• Low shutdown current less than 2 μA (typical)

• 2% feedback voltage accuracy (25ºC)

• Startup from pre-biased output voltage

• Cycle-by-cycle over current limit

• Hiccup-mode over current protection

• Non-latch UVP and TSD protections

• 6-pin SOT563 package

• Precision enable

• Pin-to-pin compatible with TPS563231

PIN CONFIGUTION
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