ADP4101JCPZ-REEL

Special Purpose Regulators Overview

The ADP4101JCPZ-REEL is a VR11.1 compliant six-phase synchronous buck switching controller manufactured by onsemi. It operates with a fixed switching frequency of 9 MHz and supports output voltages ranging from 375 mV to 1.6 V. The device utilizes a 48-pin LFCSP (7x7 mm) package and functions within an operating temperature range of 0°C to +85°C. Designed for high-density power delivery, it integrates PMBus interface capabilities for digital control and monitoring.

Special Purpose Regulators Feature Summary

• Supports VR11.1 specification for CPU core voltage regulation
• Integrates PMBus interface for digital communication
• Features six-phase synchronous buck topology

Special Purpose Regulators Applications

• CPU core voltage regulation
• High-performance computing power supplies
• Server and workstation power management

Special Purpose Regulators Procurement Notes

Verify the specific suffix REEL against the manufacturer's current datasheet to confirm packaging details and pinout compatibility. Ensure the design supports the required 9 MHz switching frequency constraints and thermal dissipation for the LFCSP package. Confirm that the target application aligns with the specified 0°C to +85°C operating temperature range.

Special Purpose Regulators Selection Notes

Select this component when designing multi-phase power stages requiring precise digital control via PMBus. It is suitable for applications demanding high transient response and efficiency in compact form factors. Compare against similar VR11.1 controllers if lower switching frequencies or different package options are preferred for thermal management.

Special Purpose Regulators Part Context

This part belongs to the ADP4100/ADP4101 series of high-frequency multiphase controllers. It serves as a specialized solution for next-generation processors requiring rapid load transitions. The series distinguishes itself through its integration of digital interfaces and high-speed switching capabilities compared to older analog-only counterparts.

Special Purpose Regulators Replacement Considerations

The ADP4100JCPZ-REEL is a related variant within the same family, potentially differing in switching frequency or feature set. Verify functional equivalence regarding phase count and control interface before substitution.