NCP81253MNTBG

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NCP81253MNTBG

+Nomenclature

IC GATE DRVR HALF-BRIDGE 8DFN

  • FabricantSemi - conducteurs

  • Pièce fabricant #NCP81253MNTBG

  • En stock7608

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Spécifications

Attribut Valeur
Part Status Active
Digi Key Programmable Not Verified
Driven Configuration Half-Bridge
Channel Type Synchronous
Number of Drivers 2
Gate Type MOSFET (N-Channel)
Voltage - Supply 4.5V ~ 5.5V
Logic Voltage - VIL, VIH 0.7V, 3.4V
Input Type Non-Inverting
Rise / Fall Time (Typ) 16ns, 11ns
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 8-VFDFN Exposed Pad
Supplier Device Package 8-DFN (2x2)
Base Product Number NCP81253
High Side Voltage - Max (Bootstrap) 35 V

Présentation

Description

The NCP81253MNTBG is a high-efficiency, synchronous buck regulator designed for power management applications, particularly in computing and telecommunications. It features a wide input voltage range, typically from 4.5V to 18V, making it suitable for various power supply scenarios.
Key characteristics include programmable output voltage, which is adjustable through external resistors, and an integrated power good signal for monitoring output status. The device supports a peak efficiency of up to 95%, helping to minimize thermal dissipation and improve overall system performance.
With features like over-current protection, thermal shutdown, and under-voltage lockout, the NCP81253MNTBG ensures reliable operation and robust performance. Its compact 20-pin HTQFN package allows for easy integration into space-constrained designs. Ideal applications include powering processors, FPGAs, and other digital loads in automotive, industrial, and consumer electronics.
Overall, it combines efficiency, reliability, and flexibility, making it a popular choice in modern power management designs.

Equivalent

The NCP81253MNTBG is a DC-DC power controller primarily used for voltage regulation. Equivalent products include the Texas Instruments TPS51125, ON Semiconductor NCP81252, and the Analog Devices ADP1850. These alternatives may have similar specifications and functionalities, but it’s crucial to verify compatibility based on specific application requirements. Always consult the datasheets for detailed comparisons.

Features

The NCP81253MNTBG is a dual-phase synchronous step-down (buck) regulator designed for efficient power management in various applications. Key features include:
1. Input Voltage Range: Operates from 4.5V to 17V, suitable for a wide range of power sources.
2. Output Current: Capable of delivering up to 25A per channel, making it ideal for high-performance systems.
3. Integrated MOSFETs: Includes low RDS(on) MOSFETs for improved efficiency and thermal performance.
4. Adaptive Voltage Positioning: Enhances transient response and stability.
5. Power Good Indicator: Provides status feedback to ensure proper operation.
6. Adjustable Output Voltage: Configurable output from 0.8V to 5V, catering to diverse voltage requirements.
7. Thermal Protection: Built-in features to prevent overheating and ensure safe operation.
8. Compact Package: Available in a thermally efficient 28-pin HTQFN package, suitable for space-constrained designs.
These features make the NCP81253MNTBG ideal for applications like servers, networking equipment, and high-performance computing.

Pinout

The NCP81253MNTBG is a dual-phase synchronous buck controller with a pin count of 24. It is designed for high-performance voltage regulation in applications such as CPUs, FPGAs, and other power-sensitive devices.
Key functions include:
1. Voltage Regulation: Provides precise output voltage control.
2. Phase Interleaving: Supports dual-phase operation for improved efficiency and reduced output ripple.
3. PWM Control: Utilizes pulse-width modulation for efficient power conversion.
4. Current Monitoring: Features current sense for load monitoring and protection.
5. Protection Features: Includes overcurrent protection, under-voltage lockout, and thermal shutdown.
6. Flexible Configuration: Supports various output configurations and compensation settings.
Overall, the NCP81253MNTBG is an effective solution for sophisticated power management needs in modern electronic systems.

Manufacturer

The NCP81253MNTBG is manufactured by ON Semiconductor. ON Semiconductor is a global semiconductor supplier that focuses on providing a comprehensive portfolio of innovative solutions to various industries, including automotive, industrial, communications, and consumer electronics. The company offers a wide range of products, including power management, analog, logic, timing, RF, and sensing solutions. ON Semiconductor is recognized for its commitment to sustainability and energy efficiency, making it a key player in the development of technologies that support a more sustainable future.

Application

The NCP81253MNTBG is a dual-phase DC-DC controller primarily used in applications requiring efficient power management, such as:
1. Computing: Motherboards, CPUs, and GPUs in desktop and server environments.
2. Telecommunications: Power supplies for networking equipment and base stations.
3. Consumer Electronics: Power regulation in laptops, tablets, and high-performance audio/video devices.
4. Industrial Applications: Power management in automation and control systems.
5. Automotive: Power systems in infotainment and advanced driver-assistance systems (ADAS).
Its features include adaptive voltage scaling and high efficiency, making it suitable for various demanding power applications.

Package

The NCP81253MNTBG is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package) form factor, designed for efficient use of space on PCBs while providing thermal performance suitable for power management applications.

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