Overview
The NCP6151S52MNR2G is a dual-output, four-phase plus one-phase, dual-edge modulated multiphase PWM controller designed and manufactured by onsemi. This component is optimized to meet Intel VR12 specifications, making it suitable for powering desktop and notebook CPU applications. It features advanced technologies such as true differential voltage sensing, differential inductor DCR current sensing, and adaptive voltage positioning to ensure accurate and efficient power regulation.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Package Type | QFN52 Dual Row | |
| Package Dimensions | 6 x 6 x 0.95 (Max) | mm |
| Lead Shape | No Lead | |
| Mounting Type | Surface Mount | |
| Supply Voltage Range | 4.75 - 5.25 | V |
| Switching Frequency Range | 200 kHz - 1.0 MHz | |
| Operating Junction Temperature Range | -10 to 125 | °C |
| Operating Ambient Temperature Range | -10 to 100 | °C |
| Maximum Storage Temperature Range | -40 to +150 | °C |
| Moisture Sensitivity Level | MSL 1 |
Key Features
- Meets Intel VR12/IMVP7 specifications
- Current mode dual-edge modulation for fast initial response to transient loading
- Dual high-performance operational error amplifiers
- One digital soft start ramp for both rails
- Dynamic Reference Injection® (Patented)
- Accurate Total Summing Current Amplifier (Patented)
- DAC with droop feed-forward injection (Patent Pending)
- Dual high impedance differential voltage and total current sense amplifiers
- Phase-to-phase dynamic current balancing
- “Lossless” DCR current sensing for current balancing
- Summed thermally compensated inductor current sensing for droop
- True differential current balancing sense amplifiers for each phase
- Adaptive voltage positioning (AVP)
- Power saving phase shedding
- Over voltage protection (OVP) & under voltage protection (UVP)
- Over current protection (OCP)
- Dual power good output with internal delays
Applications
- Desktop processors
- Notebook processors
Q & A
- What is the NCP6151S52MNR2G used for?
The NCP6151S52MNR2G is a dual-output, four-phase plus one-phase PWM controller designed to power desktop and notebook CPU applications, meeting Intel VR12 specifications.
- What package type does the NCP6151S52MNR2G come in?
The NCP6151S52MNR2G comes in a QFN52 dual row package.
- What is the switching frequency range of the NCP6151S52MNR2G?
The switching frequency range is from 200 kHz to 1.0 MHz.
- Does the NCP6151S52MNR2G support phase shedding?
- What kind of current sensing does the NCP6151S52MNR2G use?
The NCP6151S52MNR2G uses “lossless” DCR current sensing and summed thermally compensated inductor current sensing for droop.
- Does the NCP6151S52MNR2G have overcurrent protection?
- What is the operating junction temperature range of the NCP6151S52MNR2G?
The operating junction temperature range is from -10°C to 125°C.
- What is the moisture sensitivity level of the NCP6151S52MNR2G?
The moisture sensitivity level is MSL 1.
- Does the NCP6151S52MNR2G support coupled inductor operation?
The NCP6151A version of this controller supports coupled inductor operation, but the NCP6151 does not.
- What kind of voltage sensing does the NCP6151S52MNR2G use?
The NCP6151S52MNR2G uses true differential voltage sensing.
