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Reference Design
SNVS422D
- AUGUST 2006
- REVISED SEPTEMBER 2015
LM2831 High-Frequency 1.5-A Load
- Step-Down DC-DC Regulator
1 Features
- 1 Space-Saving SOT-23 Package
- Input Voltage Range of 3 V to 5.5 V
- Output Voltage Range of 0.6 V to 4.5 V
- 1.5-A Output Current
- High Switching Frequencie
- 1.6 MHz (LM2831X)
- 0.55 MHz (LM2831Y)
- 3 MHz (LM2831Z)
- 130-mΩ PMOS Switch
- 0.6-V, 2% Internal Voltage Reference
- Internal Soft Start
- Current Mode, PWM Operation
- Thermal Shutdown
- Overvoltage Protection
2 Applications
- Local 5 V to Vcore Step-Down Converters
- Core Power in HDDs
-...
