Overview
The NCP81278TMNTXG is a compact 2-phase synchronous buck controller designed and manufactured by onsemi. This power management integrated circuit (PMIC) is tailored for high-performance DC-DC power conversion applications. It integrates gate drivers and a PWM VID interface, making it suitable for systems requiring precise voltage regulation and efficient power management.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | onsemi |
| Topology | 2-Phase Synchronous Buck |
| Voltage Supply (Vcc/Vdd) | 4.5V ~ 20V |
| Switching Frequency | 250kHz ~ 1.2MHz |
| Operating Temperature | -10°C ~ 100°C (TA) |
| Package / Case | 40-VFQFN Exposed Pad |
| Interfaces | I2C, PSI, PWM VID |
Key Features
- Compact 2-phase synchronous buck controller with integrated gate drivers.
- PWM VID interface for precise voltage regulation.
- Wide input voltage range from 4.5V to 20V, accommodating various applications.
- Flexible control options through I2C and PSI interfaces.
- Integrated features for safe and stable operation, including current limit, power good, and soft start functions.
- Thermal management with operating temperatures from -10°C to 100°C.
Applications
The NCP81278TMNTXG is ideal for use in computing systems, servers, and networking equipment where precise power management is crucial. It is also suitable for other advanced electronic applications requiring high-efficiency DC-DC power conversion.
Q & A
- What is the topology of the NCP81278TMNTXG?
The NCP81278TMNTXG is a 2-phase synchronous buck controller.
- What is the input voltage range of the NCP81278TMNTXG?
The input voltage range is from 4.5V to 20V.
- What interfaces does the NCP81278TMNTXG support?
The device supports I2C, PSI, and PWM VID interfaces.
- What is the operating temperature range of the NCP81278TMNTXG?
The operating temperature range is from -10°C to 100°C.
- What are the key safety features of the NCP81278TMNTXG?
The device includes built-in current limit, power good, and soft start functions for secure operation.
- What type of package does the NCP81278TMNTXG come in?
The device comes in a 40-VFQFN Exposed Pad package.
- What are the typical applications for the NCP81278TMNTXG?
It is used in computing systems, servers, and networking equipment.
- Does the NCP81278TMNTXG support surface mount technology?
Yes, it is designed for surface mount technology, ensuring compatibility with modern PCB technologies.
- What is the switching frequency range of the NCP81278TMNTXG?
The switching frequency ranges from 250kHz to 1.2MHz.
- Is the NCP81278TMNTXG currently active in production?
Yes, the product is currently active and not indicated for discontinuation.
