Datasheet Details
| Part number | TPS51222 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.27 MB |
| Description | Notebook System Power Controller |
| Datasheet |
 TPS51222 Datasheet
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General Description
The TPS51222 is a dual synchronous buck regulator controller with two LDOs.
It is optimized for 5-V/3.3-V system controller, enabling designers to cost effectively complete 2-cell to 4-cell notebook system power supply.
Key Features
- 1.
- 2 Input Voltage Range: 4.5 V to 32 V.
- Output Voltage Range: 1 V to 12 V.
- Selectable Light Load Operation (Continuous / Auto Skip / Out-Of-Audio™ Skip).
- Programmable Droop Compensation.
- Voltage Servo Adjustable Soft Start.
- 200-kHz to 1-MHz Fixed-Frequency PWM.
- Current Mode Architecture.
- 180° Phase Shift Between Channels.
- Resistor or Inductor DCR Current Sensing.
- Current Monitor Output for Each Channel.