NCP1423DMR2G

Product Overview

Category

NCP1423DMR2G belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• The NCP1423DMR2G is a high-performance voltage regulator.
• It offers excellent efficiency and low power dissipation.
• This IC provides stable output voltage regulation.

Package

The NCP1423DMR2G comes in a small outline package (SOP) with 8 pins.

Essence

The essence of this product lies in its ability to regulate and stabilize output voltage in power management systems.

Packaging/Quantity

The NCP1423DMR2G is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Maximum Output Current: 1.5A
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCP1423DMR2G has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. COMP (Compensation)
5. EN (Enable)
6. SS (Soft Start)
7. VOUT (Output Voltage)
8. SW (Switch)

Functional Features

• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation ensures stable output voltage.
• Built-in protection features such as overcurrent and thermal shutdown.
• Soft start function prevents excessive inrush current during startup.

Advantages and Disadvantages

Advantages

• High efficiency and low power dissipation.
• Stable output voltage regulation.
• Wide input voltage range for flexibility in various applications.
• Built-in protection features enhance reliability.

Disadvantages

• Limited maximum output current of 1.5A may not be suitable for high-power applications.
• Requires external components for proper operation.

Working Principles

The NCP1423DMR2G operates as a step-down (buck) voltage regulator. It uses a pulse width modulation (PWM) control scheme to regulate the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch accordingly to maintain a stable output.

Detailed Application Field Plans

The NCP1423DMR2G is widely used in various power management applications, including but not limited to:

1. Battery-powered devices: Provides regulated voltage for portable electronics.
2. Automotive systems: Used in automotive electronics for voltage regulation.
3. Industrial equipment: Suitable for powering control circuits and sensors.
4. LED lighting: Enables efficient power supply for LED drivers.
5. Telecom infrastructure: Used in power supplies for communication equipment.

Detailed and Complete Alternative Models

1. LM2596S-ADJ: A similar buck voltage regulator with adjustable output voltage.
2. TPS5430: Step-down converter with higher maximum output current capability.
3. LT1763: Low dropout voltage regulator with excellent line and load regulation.

These alternative models offer similar functionality and can be considered as substitutes for the NCP1423DMR2G depending on specific requirements.

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