NCP81248MNTXG

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NCP81248MNTXG

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IC CONTROLLER MULTIPHASE 48QFN

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Especificações

Atributo Valor
Part Status Active
Applications Controller, Intel IMVP8
Voltage - Input 4.75V ~ 5.25V
Number of Outputs 3
Operating Temperature -40°C ~ 100°C (TA)
Mounting Type Surface Mount
Package / Case 48-VFQFN Exposed Pad
Supplier Device Package 48-QFN (6x6)
Base Product Number NCP81248

Visão Geral

Description

The NCP81248MNTXG is a highly integrated power management IC designed for applications requiring efficient voltage regulation. It features a synchronous buck converter that can deliver up to 12A of output current. This chip operates with an input voltage range of 4.5V to 20V, making it suitable for a variety of power supply applications, including motherboards, graphics cards, and other telecommunications equipment.
Key features include programmable output voltages, high efficiency (over 90%), and a compact package size (HTQFN-16). The device incorporates advanced protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable operation. Its adjustable switching frequency allows for optimization based on specific design requirements.
The NCP81248MNTXG is ideal for designers looking for a robust and efficient solution to power sensitive electronics while minimizing board space and thermal management challenges.

Equivalent

The NCP81248MNTXG is a buck controller used in power management applications. Equivalent products include the TPS53355 from Texas Instruments, the LM25117 from Texas Instruments, and the ISL62713 from Renesas. These alternatives also support multiple output configurations and are suitable for similar applications in power supply design. Always verify specifications for exact compatibility.

Features

The NCP81248MNTXG is a high-performance synchronous buck converter designed for efficient power management. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 18V, making it suitable for various applications.
2. Output Current: Capable of delivering up to 5A of output current, ideal for powering processors and other demanding loads.
3. Fixed Output Voltage: Offers fixed output voltage options (typically 0.8V to 1.5V) with high accuracy.
4. High Efficiency: Achieves efficiency rates exceeding 90%, helping to reduce thermal management requirements.
5. Integrated MOSFETs: Features integrated high-side and low-side MOSFETs, minimizing external component count.
6. Current Mode Control: Provides excellent transient response and stability through its current mode control architecture.
7. Protection Features: Includes features such as overcurrent protection, thermal shutdown, and under-voltage lockout for enhanced reliability.
8. Compact Package: Available in a small surface-mount package (HTSSOP-16), facilitating space-saving designs.
These features make the NCP81248MNTXG suitable for a range of applications, including computing, networking, and consumer electronics.

Pinout

The NCP81248MNTXG is a dual-output DC-DC regulator from ON Semiconductor. It has a total of 36 pins. The device is designed to provide high-efficiency power management solutions, typically used in applications such as CPU and GPU power supplies in computing systems.
Key functions of the NCP81248 include:
1. Buck Converter Functionality: It supports two synchronous buck converters for step-down voltage regulation.
2. Power Management: It features adaptive voltage positioning, which optimizes the output voltage based on load conditions.
3. Compensation Network: Integrated compensation simplifies design and enhances stability.
4. Protection Features: Includes over-voltage, over-current, and thermal shutdown protection, ensuring safe operation.
5. Control Interface: Offers an I²C interface for monitoring and control.
Overall, the NCP81248MNTXG is designed to provide reliable power conversion with advanced features for high-performance applications.

Manufacturer

The NCP81248MNTXG is manufactured by ON Semiconductor, a global semiconductor company that produces a wide range of electronic components. ON Semiconductor specializes in power management solutions, analog and mixed-signal devices, and various other semiconductor products for automotive, industrial, communications, and consumer markets. The company focuses on energy-efficient innovations and sustainable practices, catering to the growing demand for high-performance electronic applications. Headquartered in Phoenix, Arizona, ON Semiconductor plays a significant role in the semiconductor industry, providing essential components that enable advanced technologies across various sectors.

Application

The NCP81248MNTXG is a dual-channel, high-efficiency DC-DC synchronous buck regulator, primarily used in applications such as:
1. Computing Devices: Powering CPUs and GPUs in laptops and desktops.
2. Telecommunications: Supporting power management in networking equipment.
3. Consumer Electronics: Providing regulated voltage for devices like tablets and smartphones.
4. Industrial Equipment: Powering sensors and control circuits in automation systems.
5. Automotive Applications: Used in power distribution for electronic control units (ECUs).
Its versatility makes it suitable for various applications requiring efficient voltage regulation and power management.

Package

The NCP81248MNTXG is packaged in a 10-pin MSOP (Micro Small Outline Package) form factor, which is designed for space-constrained applications.

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