NCP81218MNTXG

Name: NCP81218MNTXG
Brand: Onsemi
Rating: 4.5 (10 reviews)
Author: Lisleapex

The NCP81218MNTXG is a versatile switching controller designed for IMVP8 systems, offering 1+2+1 control capability

5,465 Effective Inventory

NCP81218MNTXG

Effective Inventory5,465

The NCP81218MNTXG is a versatile switching controller designed for IMVP8 systems, offering 1+2+1 control capability

Manufacturer Part # : NCP81218MNTXG
Package/Case: VFQFN-48
Brand: Onsemi
Product Categories : DC DC Switching Controllers
Series : NCP81218

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NCP81218MNTXG DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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NCP81218MNTXG Details

The NCP81218MNTXG is a multi-phase dual-edge Vcore controller from ON Semiconductor, designed for high-performance computing applications. This device features integrated dual-channel synchronous buck and buck-boost switching regulators, making it ideal for server power supplies, networking equipment, storage devices, industrial PCs, automotive systems, telecommunication equipment, medical devices, data center applications, robotics, and LED lighting.

Pinout

VCCIN (1): Input voltage for the controller
GND (2): Ground reference
EN (3): Enable input for the controller
SCL (4): Synchronous clock input
SDA (5): Synchronous data input/output
VCCOUT (6): Output voltage for the controller
GNDOUT (7): Ground reference output

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Integrated Dual-Channel Synchronous Buck and Buck-Boost Switching Regulators: Provides high-efficiency power conversion for Vcore applications.
Multi-Phase Operation: Enables high-performance computing by allowing multiple phases to operate simultaneously.
Dual-Edge Control: Offers precise control over the switching frequency and duty cycle, ensuring optimal performance and efficiency.

Applications

The NCP81218MNTXG is suitable for various applications that require high-performance computing, including:

Server power supplies
Networking equipment
Storage devices
Industrial PCs
Automotive systems
Telecommunication equipment
Medical devices
Data center applications
Robotics
LED lighting

Where to Use

The NCP81218MNTXG is designed for use in various environments, including:

Data centers and server rooms
Industrial settings with high-performance computing requirements
Automotive systems requiring high-efficiency power conversion
Telecommunication equipment and networking infrastructure

How to Use

To use the NCP81218MNTXG, follow these steps:

Connect the input voltage (VCCIN) to a suitable power source.
Ground the controller using the GND pin.
Apply an enable signal to the EN pin to turn on the controller.
Configure the SCL and SDA pins for communication with other devices, if necessary.

Application Circuit

The application circuit diagram for the NCP81218MNTXG illustrates how to connect the controller to a Vcore power supply. It includes connections for input voltage, ground, enable signal, and communication lines, ensuring proper operation and high-performance computing.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

NCP81217MNTXG: A similar multi-phase dual-edge Vcore controller from ON Semiconductor with comparable features and performance.
TPS54240: An alternative multi-phase DC-DC converter from Texas Instruments offering equivalent functionality for high-performance computing applications.

Complementary

The NCP81218MNTXG can be complemented by the NCP81219MNTXG, which offers additional features such as higher power density and enhanced thermal performance, suitable for more demanding Vcore applications.

When selecting complementary devices, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum input voltage supported by the NCP81218MNTXG?

A: The NCP81218MNTXG supports a maximum input voltage of 12V. For more details, refer to the datasheet for specific operating conditions and limitations.

Q: Can the NCP81218MNTXG be used in automotive systems?

A: Yes, the NCP81218MNTXG is suitable for use in automotive systems that require high-performance computing and efficient power conversion. However, ensure compliance with relevant automotive standards and regulations.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	Switching Controllers	RoHS	Details
Brand	onsemi	Product Type !	Switching Controllers
Factory Pack Quantity	2500	Subcategory	PMIC - Power Management ICs

FAQs

What is NCP81218MNTXG?

The NCP81218MNTXG is a dual-output, high-efficiency synchronous buck converter designed by ON Semiconductor. It is ideal for applications requiring high-efficiency power conversion, such as computing systems, networking equipment, and industrial applications.

How Does NCP81218MNTXG Work?

The NCP81218MNTXG works by efficiently converting input voltage to lower output voltages using synchronous rectification. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage and features programmable soft-start and auto-discharge functions for enhanced system control.

How Many Pins does NCP81218MNTXG have and What are the Functions of the Pinout Configuration?

The NCP81218MNTXG is housed in a 16-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

VIN: Input voltage pin.
PVCC: Power supply voltage input for the internal control circuitry.
LGATE1, HGATE1: Low-side and high-side gate driver outputs for channel 1.
SW1, SW2: Switch node outputs for channel 1 and channel 2.
PGND: Power ground pin.
FB1, FB2: Feedback input for channel 1 and channel 2.
EN1, EN2: Enable input for channel 1 and channel 2.
RT, CLK: External synchronization and clock input pins.

What are the Pros and Cons of NCP81218MNTXG?

Pros:

High Efficiency: Provides high-efficiency power conversion, reducing power dissipation and improving system energy efficiency.
Dual-Channel Outputs: Suitable for applications requiring multiple regulated output voltages.
Programmable Functions: Features programmable soft-start and auto-discharge functions for enhanced system control.
Compact Package: The 16-pin QFN package is space-efficient, suitable for compact designs.
External Synchronization: Supports synchronization with an external clock signal for multi-device operation.

Cons:

External Components: May require additional external components such as inductors and capacitors for proper operation.
Complexity: Synchronous buck converters require careful consideration of layout and component selection for optimal performance.
Thermal Management: High-efficiency converters may require attention to thermal management for prolonged operation.

Are There Any Equivalents/Alternatives to NCP81218MNTXG for Recommendation?

The TPS54332 from Texas Instruments is a similar dual-channel synchronous buck converter with integrated FETs.
Alternatives to the NCP81218MNTXG include the ISL6596 from Renesas Electronics and the LT8640S from Analog Devices.