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NCP1597AMNTWG

Name: NCP1597AMNTWG
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 2A 6DFN

Производитель
Мфр. Часть #NCP1597AMNTWG
Пакет
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Спецификации

Part Status	Obsolete
Base Product Number	NCP1597
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	4V
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	4.68V
Current - Output	2A
Frequency - Switching	1MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package	6-VDFN Exposed Pad
Supplier Device Package	6-DFN (3x3)
Packaging	Tape & Reel (TR)

Обзор

Description

The NCP1597AMNTWG is a high-efficiency, monolithic DC-DC boost converter designed for applications that require a step-up voltage from a lower input voltage. It operates with a wide input voltage range, typically from 2.7V to 12V, making it suitable for various battery-powered devices.
Key features of the NCP1597AMNTWG include adjustable output voltage capability, built-in compensation, and a high switching frequency, which helps in reducing the size of external components. It offers features such as current limiting and thermal shutdown for protection, ensuring reliable operation.
The device is commonly used in applications such as portable electronics, LED drivers, and power supply circuits where efficient voltage regulation is crucial. The NCP1597AMNTWG is available in a compact package, enhancing its versatility in space-constrained designs.
Overall, the NCP1597AMNTWG is an effective solution for boosting voltage efficiently in various electronic applications.

Features

The NCP1597AMNTWG is a high-efficiency, low-power, synchronous buck regulator designed for a variety of applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 20V.
2. Output Current: Capable of delivering up to 1.5A of output current.
3. Adjustable Output Voltage: Output voltage can be adjusted between 0.8V and 15V.
4. High Efficiency: Provides high efficiency (up to 95%) over a wide load range, minimizing heat generation.
5. Built-in Compensation: Integrated compensation reduces the need for external components and simplifies design.
6. PWM Control: Offers pulse-width modulation (PWM) control for improved performance.
7. Thermal Protection: Includes over-temperature protection to prevent damage under fault conditions.
8. Small Package: Available in a compact surface-mount package, facilitating space-saving designs.
These features make the NCP1597AMNTWG ideal for applications in telecommunications, industrial equipment, and consumer electronics.

Package

The NCP1597AMNTWG is packaged in a 20-pin HTQFN (Thin QFN) package. This type of package is designed for compactness and efficient thermal performance, making it suitable for space-constrained applications.

Pinout

The NCP1597AMNTWG is a high-efficiency DC-DC converter with a pin count of 16. It is designed for use in power supply applications, particularly for powering devices that require regulated output voltage with adjustable settings.
Key pin functions include:
1. VIN - Input voltage.
2. SW - Switch node for the internal power MOSFET.
3. GND - Ground connection.
4. VOUT - Output voltage.
5. CSN/ CSP - Current sensing inputs for overcurrent protection.
6. COMP - Compensation network connection for stability.
7. Rset - Resistor to set the output voltage.
8. SYNC - Synchronization input for frequency synchronization.
9. EN - Enable pin to turn the device on/off.
10. FB - Feedback pin for output voltage regulation.
11. TR/SS - Soft start and tracking function.
12. PGOOD - Power good status output.
13. BOOT - Bootstrap capacitor connection.
14. ISENSE - Input for sensing current.
15. SOFT - Soft-start time control.
16. N/C - No connect.
This device is commonly used in applications requiring efficient voltage regulation.

Manufacturer

The NCP1597AMNTWG is manufactured by ON Semiconductor, a global supplier of semiconductor-based solutions. ON Semiconductor designs and manufactures a wide range of products, including analog, discrete, and power management semiconductors, as well as sensor and connectivity solutions. The company serves various industries, including automotive, industrial, cloud computing, and consumer electronics. Established in 1999, ON Semiconductor has grown through a series of acquisitions and innovations, positioning itself as a key player in the semiconductor industry. Its focus on energy efficiency and sustainability aligns with current market trends and demands for advanced electronic solutions.

Application

The NCP1597AMNTWG is a high-efficiency PWM (Pulse Width Modulation) controller primarily used in power supply applications. Its key application areas include DC-DC converters, LED drivers, and power management systems in consumer electronics, telecommunications, and industrial equipment. It is suitable for designs requiring low quiescent current and high efficiency, particularly in battery-powered devices.

Equivalent

The NCP1597AMNTWG chip, a high-efficiency synchronous buck converter, has several equivalent products, including the LM2596 from Texas Instruments, the TPS563201 from Texas Instruments, and the LTC3780 from Analog Devices. When selecting a replacement, ensure compatibility in terms of voltage, current ratings, and specific application requirements.

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