Features
- VIN_Bulk input supply range: 4.25V to 5.5V
- Three step-down switching regulators: SWA, SWB, SWC
- Programmable dual phase and single phase regulator for SWA, SWB
- Error injection capability
- Persistent error log registers
- 2 LDO regulators: VOUT_1.8V, VOUT_1.0V
- Secure Mode and Programmable mode of operation
- Independently programmable output voltages, power up and power down sequence for switch regulators
- Output power good status reporting mechanism
- VIN_Bulk input supply protection feature Input overvoltage
- Flexible Open Drain IO (I²C) and Push Pull (I³C Basic) IO support
- Flexible mechanism to enable switch regulators (w/VR_EN pin or VR Enable command on I²C or I³C Basic interface)
- Idle power state (P1 State)
P8911 - Block Diagram
Description
The P8911 is a power management IC (PMIC) designed for notebook, desktop, and embedded computing platforms. This device enables next-generation client platforms to take full advantage of DDR5 memory to realize greater performance, density, and reliability while reducing overall system power. With over 50% reduction in package footprint vs. P8900, the P8911 features power delivery characteristics tailored towards smaller form factor memory modules that reside in systems that may operate on battery power for extended periods.
Parameters
| Attributes | Value |
|---|---|
| Product Type | Power Management IC |
| Function | DDR5 Client PMIC |
| Application System | Client |
| Input Voltage Range (V) | 4.25 - 5.5 |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| FCQFN | 4.0 x 3.0 x 0.75 | 28 | 0.4 |
Application Block Diagrams
 | DDR5 Gaming DIMM DDR5 DIMM implements the latest power and communication technology. |
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Differences when ordering P8911Y0Z901FNG8/D vs P8911Y0Z901FNG8/H?
What are the designator differences between /D and /H? Are these the same PMIC's, but just different packaging? Is there a reference doc I could review? Thank you!
Jan 7, 2025
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