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The RT8801B is a multi-phase synchronous buck controller which is implemented with full control functions for AMD K8 compliant CPU. The RT8801B could be operated with 2, 3 or 4 buck switching stages operating in interleaved phase set automatically. The multiphase architecture www.DataSheet4U.com provides high output current while maintaining low power dissip.
z z z z z z z z z z z z Multi-Phase Power Conversion with Automatic Phase Selection 6-bits AMD K8 DAC Output with Active Droop Compensation for Fast Load Transient Smooth VCORE Transition at VID Jump Power Stage Thermal Balance by DCR Current Sense Hiccup Mode Over-Current Protection Adjustable Switching Frequency (50kHz to 400kHz per Phase) Under-Voltage Lockout and Soft-Start High Ripple Frequency Times Channel Number 2-Wires Programming Interface Software Programmable VID 32-Lead VQFN Package RoHS Compliant and 100% Lead (Pb)-Free Applications z z z AMD K8 compliant Processors Volta.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | RT8801 |
Richtek Technology |
Multi-Phase PWM Controller |
|
| 2 | RT8800 |
Richtek Technology |
General Purpose 2/3-Phase PWM Controller |
|
| 3 | RT8800A |
Richtek Technology |
General Purpose 3-Phase PWM Controller |
|
| 4 | RT8800B |
Richtek Technology |
General Purpose 2/3-Phase PWM Controller |
|
| 5 | RT8802A |
Richtek Technology |
2/3/4/5-Phase PWM Controller |
|
| 6 | RT8803A |
Richtek Technology |
2/3-Phase PWM Controller |
|
| 7 | RT8805 |
Richtek Technology |
Two Phase General Purpose PWM Controller |
|
| 8 | RT8805C |
Richtek Technology |
Two Phase General Purpose PWM Controller |
|
| 9 | RT8807 |
Richtek Technology |
Two Phases Synchronous Buck PWM Controller |
|
| 10 | RT8807A |
Richtek Technology |
Two Phases Synchronous Buck PWM Controller |
|
| 11 | RT8809A |
Richtek Technology |
Multi-Phase PWM Controller |
|
| 12 | RT8809B |
Richtek Technology |
Multi-Phase PWM Controller |
|