High Efficiency Synchronous Step-down DCDC Converter, SCT2280 Replace MPQ8633.
FEATURES

• Wide 4.5V-18V Input Voltage Range

• 0.6V-7V Output Voltage Range

• 8A Continuous Output Current

• Integrated 25mΩ/12mΩ Rdson of HS/LS Power MOSFETs

• Fixed 1ms Soft-start Time

• Selectable 400KHz, 800KHz and 1.2MHz Switching 

  Frequencies

• Selectable PFM, USM and PWM Operation Modes

• Cycle-by-Cycle Current Limiting

• Output Over-Voltage Protection

• Over-Temperature Protection

• Available in a QFN 12-leads 2mmx3mm Package
















PIN CONFIGUTION
优势替代
MPQ8633 MPQ8633.pdf

No.10210

FEATURES

• Wide Input Voltage Range from 2.7 V: 

   2.7 V to 16 V with External 3.3 V Bias, 

   4 V to 16 V with Internal Bias or External 3.3 V Bias 

• Differential Output Voltage Remote Sense

• Programmable Accurate Current Limit Level

• 12 A Output Current

• Low RDS(ON) Integrated Power MOSFETs

• Proprietary Switching Loss Reduction Technique

• Adaptive COT for Ultrafast Transient Response 

• Stable with Zero ESR Output Capacitor 

• 0.5% Reference Voltage over 0°C to 

  +70°C Junction Temperature Range

• 1% Reference Voltage from -40°C to 

  +125°C Junction Temperature Range

• Selectable Pulse Skip or Forced CCM Operation

• Excellent Load Regulation

• Output Voltage Tracking

• Output Voltage Discharge

• PGOOD Active Clamped Low Level during Power Failure

• Programmable Soft-Start Time from 1 ms 

• Pre-Bias Start-Up 

• Selectable Switching Frequency from 600 kHz, 800 kHz, 

  and 1000 kHz

• Non-Latch OCP, UVP, UVLO, Thermal Shutdown, and 

  Latch-Off for OVP.

• Output Adjustable from 0.6 V to 90%*Vin, up to 5.5 V Max.

• Available in a QFN 3mm x 4mm Package

PIN CONFIGUTION
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