NCP1589AMNTWG

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NCP1589AMNTWG

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IC REG CTRLR BUCK 10DFN

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規格

屬性 價值
Part Status Obsolete
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4.5V ~ 13.2V
Frequency - Switching 300kHz
Duty Cycle (Max) 75%
Synchronous Rectifier Yes
Clock Sync No
Control Features Enable, Power Good
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount, Wettable Flank
Package / Case 10-VFDFN Exposed Pad
Supplier Device Package 10-DFN (3x3)
Base Product Number NCP1589

概述

Description

The NCP1589AMNTWG is a high-efficiency, synchronous buck controller designed for step-down voltage regulation. It is primarily used in applications like power supplies for laptops, servers, and other electronic devices that require efficient power management. The device operates with a wide input voltage range, typically from 4.5V to 17V, and can deliver adjustable output voltages.
Key features include high-frequency operation, which allows for compact designs, and integrated high-side and low-side gate drivers for improving efficiency. The NCP1589AMNTWG supports various control methods, including voltage mode control, facilitating stability and transient response. Additional functionalities include overvoltage protection, overcurrent protection, and thermal shutdown, enhancing system reliability.
The package type is typically a thermally enhanced TQFN, ensuring efficient heat dissipation. Overall, this controller is ideal for applications requiring precise voltage regulation and efficient power delivery in compact spaces.

Equivalent

The NCP1589AMNTWG is a buck-boost converter commonly used in power management applications. Equivalent products include the Texas Instruments TPS63060, Analog Devices LTC3780, and Maxim Integrated MAX8676. These alternatives provide similar functionality for voltage regulation and power conversion, but it's essential to verify specifications such as input/output voltage ranges, current capacity, and efficiency to ensure compatibility with your specific application.

Features

The NCP1589AMNTWG is a high-efficiency, step-up DC-DC converter designed for various applications, including LED drivers and battery-powered devices. Key features include:
1. Wide Input Voltage Range: Operates from 2.7V to 10V, making it suitable for a variety of power sources.
2. Adjustable Output Voltage: Output can be adjusted to meet specific application requirements.
3. High Efficiency: Offers efficiencies up to 95%, reducing thermal dissipation and extending battery life.
4. Built-in Switch: Integrates a power MOSFET for compact design.
5. Adjustable Frequency: Operation frequency can be adjusted for optimization of performance and component size.
6. Soft Start: Reduces inrush current during startup, protecting the circuit.
7. Overcurrent Protection: Ensures safe operation by limiting output current.
8. Thermal Shutdown: Protects the device from overheating.
Overall, the NCP1589AMNTWG is ideal for applications requiring reliable, efficient voltage boosting in a compact form factor.

Pinout

The NCP1589AMNTWG is a dual-output, adjustable synchronous buck regulator. It has a pin count of 20.
Key functions of the pins include:
1. VIN: Input voltage supply.
2. VOUT: Output voltage.
3. GND: Ground connection.
4. SW: Switch node for the inductor connection.
5. COMP: Compensation network connection for stability.
6. FB: Feedback voltage input to regulate output.
7. ILIM: Current limit setting.
8. EN: Enable pin to activate the regulator.
9. SS: Soft-start function to control startup time.
10. PSP: Power good indicator.
Other pins are for features like frequency selection, remote sensing, and over-voltage protection. The NCP1589AMNTWG is designed for efficiency and flexibility in power management applications.

Manufacturer

The NCP1589AMNTWG is manufactured by ON Semiconductor. ON Semiconductor is a global semiconductor company that specializes in designing and manufacturing a wide range of semiconductor products, including power management solutions, analog devices, sensors, and automotive solutions. The company focuses on providing energy-efficient technologies and is involved in various sectors such as automotive, industrial, communications, and consumer electronics. They aim to enable customers' innovations by delivering high-performance and reliable semiconductor solutions.

Application

The NCP1589AMNTWG is a high-efficiency, synchronous step-down (buck) converter primarily used in applications such as power management for microprocessors, FPGAs, and other digital circuits. It is suitable for powering devices in consumer electronics, automotive systems, and industrial equipment. Its features include adjustable output voltage, overcurrent protection, and thermal shutdown, making it ideal for applications requiring reliable power delivery with compact design and high efficiency. Additionally, it can be employed in battery-powered devices due to its low quiescent current.

Package

The NCP1589AMNTWG is packaged in a 16-pin HTQFN (Thin Quad Flat No-lead) package type.

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