NCP4687DSN28T1G - English Editing Encyclopedia Entry

Product Overview

Category

The NCP4687DSN28T1G belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Power management features
• Compact size
• High efficiency
• Low power consumption

Package

The NCP4687DSN28T1G is available in a surface-mount package, specifically the DSN28 package.

Essence

The essence of this product lies in its ability to regulate voltage and manage power efficiently in electronic devices.

Packaging/Quantity

The NCP4687DSN28T1G is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 5.5V
• Output Voltage Range: 0.6V - 3.3V
• Maximum Output Current: 1A
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Quiescent Current: 50µA

Detailed Pin Configuration

The NCP4687DSN28T1G has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. EN (Enable)
5. VOUT (Output Voltage)

Functional Features

• Voltage regulation: The NCP4687DSN28T1G ensures a stable output voltage within the specified range.
• Power management: It efficiently manages power consumption, optimizing energy usage.
• Enable control: The EN pin allows for easy on/off control of the device.
• Feedback mechanism: The FB pin provides feedback to maintain the desired output voltage.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power wastage.
• Compact size allows for integration in space-constrained designs.
• Wide input and output voltage range provides flexibility in various applications.
• Enable control simplifies device operation.
• Low quiescent current minimizes power consumption during standby.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

The NCP4687DSN28T1G operates based on a feedback mechanism. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable output voltage. The enable pin controls the device's operation, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The NCP4687DSN28T1G finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Wearable devices - IoT devices

In these applications, it ensures efficient power management and voltage regulation, contributing to the overall performance and reliability of the devices.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCP4687DSN28T1G include: - LM317: A popular linear voltage regulator IC. - LT1084: A high-current adjustable linear voltage regulator. - TPS5430: A synchronous buck converter IC.

These alternative models can be considered based on specific requirements and design constraints.

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