LM22679TJE-5.0/NOPB

Product Overview

Category

The LM22679TJE-5.0/NOPB belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Package

The LM22679TJE-5.0/NOPB is available in a TO-263 package.

Essence

This voltage regulator is an essential component in electronic devices as it ensures a stable and reliable power supply.

Packaging/Quantity

The LM22679TJE-5.0/NOPB is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4.5V to 42V
• Output Voltage Range: 1.285V to 37V
• Output Current: Up to 3A
• Dropout Voltage: 0.6V (typical)
• Quiescent Current: 120µA (typical)

Pin Configuration

The LM22679TJE-5.0/NOPB has the following pin configuration:

```

---

| | --| VIN GND|-- --| VOUT EN |-- --| FB SW |-- |___________| ```

• VIN: Input voltage
• GND: Ground
• VOUT: Output voltage
• EN: Enable pin
• FB: Feedback pin
• SW: Switching node

Functional Features

• High Efficiency: The LM22679TJE-5.0/NOPB offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: It has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The regulator can handle a wide range of input voltages, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility in different circuit designs.
• Overcurrent and Thermal Protection: The LM22679TJE-5.0/NOPB incorporates protection features to prevent damage from overcurrent and excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile use.
• Adjustable output voltage provides flexibility in circuit design.
• Overcurrent and thermal protection ensure device safety.

Disadvantages

• Dropout voltage may cause a slight voltage drop across the regulator.
• Limited output current capacity compared to higher-rated regulators.

Working Principles

The LM22679TJE-5.0/NOPB operates based on a switching regulator topology. It uses an internal oscillator to control the switching of an internal power MOSFET. This switching action converts the input voltage into a regulated output voltage. The feedback mechanism adjusts the duty cycle of the switching to maintain the desired output voltage.

Detailed Application Field Plans

The LM22679TJE-5.0/NOPB finds applications in various fields, including:

1. Power supply modules for industrial equipment
2. Automotive electronics
3. Telecommunications systems
4. Consumer electronics
5. LED lighting systems
6. Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM22679TJE-5.0/NOPB include:

1. LM2596-5.0/NOPB
2. LM317T
3. LT1084CP-5.0
4. TPS7A4700RGWT
5. ADP3339AKCZ-5.0-R7

These models provide comparable voltage regulation capabilities and can be considered as alternatives based on specific application requirements.

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