Overview
The NCP81206MNTXG is a multiphase synchronous buck controller designed by onsemi, optimized for advanced power management in computing and graphics applications. This device is part of onsemi's power management IC portfolio and is tailored for high-performance power regulation. It supports multiple phases, adaptive voltage positioning, and features a power saving interface (PSI) to enhance efficiency in various load conditions.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage Range | 4.5 | 20 | V | |
| Switching Frequency (4 Phase) | 250 kHz | 1.2 MHz | ||
| Operating Junction Temperature Range | -40 | 150 | °C | |
| Operating Ambient Temperature Range | -10 | 100 | °C | |
| Maximum Storage Temperature Range | -55 | 150 | °C | |
| Thermal Resistance, Junction-to-Air | 68 | °C/W | ||
| Under Voltage Protection (UVP) Threshold | 300 | mV | ||
| Over Voltage Protection (OVP) Threshold | 400 | mV |
Key Features
- Compliant with NVIDIA® OVR4+ Specifications
- Supports up to 4 phases
- Configurable adaptive voltage positioning (AVP)
- True differential current balancing sense amplifiers for each phase
- Phase-to-phase dynamic current balancing
- Current mode dual edge modulation for fast initial response to transient loading
- Power saving interface (PSI) with automatic phase shedding and user settable thresholds
- PWM_VID and I2C control interface
- Compact 40 Pin QFN package (5 × 5 mm body, 0.4 mm pitch)
- Pb-Free and RoHS compliant
- Under voltage protection (UVP), over voltage protection (OVP), and over current protection (OCP)
- Power good output and startup into pre-charged loads while avoiding false OVP
Applications
- GPU and CPU power management
- Graphic cards
- Desktop and notebook applications
- Servers, workstations, and networking hardware
- High-end consumer electronics and telecommunications equipment
Q & A
- What is the NCP81206MNTXG used for?
The NCP81206MNTXG is used for multiphase synchronous buck control in computing and graphics applications, providing high-performance power regulation.
- What is the supply voltage range of the NCP81206MNTXG?
The supply voltage range is from 4.5 V to 20 V.
- What are the key protection features of the NCP81206MNTXG?
The device includes under voltage protection (UVP), over voltage protection (OVP), and over current protection (OCP).
- How many phases does the NCP81206MNTXG support?
The device supports up to 4 phases.
- What is the switching frequency range for the 4-phase operation?
The switching frequency range is from 250 kHz to 1.2 MHz.
- Does the NCP81206MNTXG have a power saving interface?
Yes, it features a power saving interface (PSI) with automatic phase shedding and user settable thresholds.
- What is the package type and size of the NCP81206MNTXG?
The device is packaged in a 40 Pin QFN package with a 5 × 5 mm body and 0.4 mm pitch.
- Is the NCP81206MNTXG Pb-Free and RoHS compliant?
Yes, the device is Pb-Free and RoHS compliant.
- What are the typical applications of the NCP81206MNTXG?
Typical applications include GPU and CPU power management, graphic cards, desktop and notebook applications, and high-end consumer electronics.
- Does the NCP81206MNTXG support I2C control interface?
Yes, the device supports PWM_VID and I2C control interface.
