ADP3196JCPZ-RL

Overview

The ADP3196JCPZ-RL is a 6-bit programmable 2-to-4-phase synchronous buck controller manufactured by onsemi. It operates within an output voltage range of 500 mV to 1.6 V and supports a maximum operating temperature of +85 °C. The device utilizes an LFCSP EP package for surface mount installation. Designed for high-performance applications, it integrates features such as VID input compatibility and phase shedding capabilities to optimize efficiency across varying load conditions.

Feature Summary

• Supports 2 to 4-phase synchronous buck configurations with 6-bit VID programming
• Integrates adaptive on-time control for stable operation under dynamic loads
• Includes comprehensive protection mechanisms against over-current and thermal events

Applications

• Intel VRD/VRM processor power delivery systems
• AMD chipset power regulation modules
• High-density server and workstation mainboard voltage regulation

Procurement Notes

Verify component authenticity through authorized distribution channels due to discontinued status. Confirm lot traceability and RoHS compliance documentation prior to acquisition. Ensure storage conditions meet moisture sensitivity level requirements for the LFCSP package. Validate that the specific revision matches design specifications for VID pinout and thermal performance.

Selection Notes

Select this controller for designs requiring multi-phase synchronization and precise voltage regulation for CPU or chipset rails. Evaluate thermal dissipation requirements given the exposed pad package type. Compare phase count options against peak current demands to ensure adequate headroom. Consider system complexity added by VID interface integration versus simpler PWM alternatives.

Part Context

This component belongs to the ADP3196 family of synchronous buck controllers designed for next-generation CMOS processors. It serves as a critical power management integrated circuit (PMIC) in complex digital systems. The device replaces earlier generation controllers by offering improved transient response and programmability for modern low-voltage, high-current processor architectures.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the discontinued lifecycle status, direct replacements may require redesigning the PCB layout and control loop compensation to accommodate different pinouts or electrical characteristics.