LM2422TE/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: LM2422TE/NOPB is a voltage regulator IC that provides a regulated output voltage for various electronic devices.

Characteristics: - Input Voltage Range: 4.5V to 40V - Output Voltage Range: 1.25V to 37V - Maximum Output Current: 3A - Low Dropout Voltage: 0.6V (typical) - Adjustable Output Voltage - Thermal Shutdown Protection - Short Circuit Protection

Package: TO-220-5L

Essence: The LM2422TE/NOPB is a high-performance voltage regulator IC designed to provide a stable and reliable power supply for electronic circuits.

Packaging/Quantity: The LM2422TE/NOPB is available in a TO-220-5L package. It is typically sold in reels or tubes containing multiple units.

Specifications

The LM2422TE/NOPB has the following specifications:

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Output Current: Up to 3A
• Dropout Voltage: 0.6V (typical)
• Line Regulation: 0.02%/V
• Load Regulation: 0.1%
• Ripple Rejection Ratio: 70dB
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2422TE/NOPB has a TO-220-5L package with the following pin configuration:

____ | | _|____|_ | | | | |________|

Pin Description: 1. Input Voltage (VIN) 2. Ground (GND) 3. Output Voltage (VOUT) 4. Adjust 5. Thermal Pad

Functional Features

• Adjustable Output Voltage: The LM2422TE/NOPB allows the user to adjust the output voltage within a specified range, providing flexibility for different applications.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
• Short Circuit Protection: The LM2422TE/NOPB includes short circuit protection, safeguarding the device and connected components from damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility. - Low dropout voltage minimizes power dissipation. - Thermal shutdown and short circuit protection enhance reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - TO-220-5L package may require additional heat sinking for efficient operation in high-temperature environments.

Working Principles

The LM2422TE/NOPB is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor's resistance to maintain a stable output voltage. The adjustable feature allows the user to set the desired output voltage using an external resistor.

Detailed Application Field Plans

The LM2422TE/NOPB can be used in various applications, including but not limited to: 1. Power supplies for consumer electronics. 2. Automotive electronics. 3. Industrial control systems. 4. Battery charging circuits. 5. LED lighting applications.

Detailed and Complete Alternative Models

Some alternative models to the LM2422TE/NOPB include: - LM317T - LM7805 - LM1117-ADJ - LM1084-ADJ - LT1083CP

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, the LM2422TE/NOPB is a versatile voltage regulator IC with adjustable output voltage, thermal shutdown protection, and short circuit protection. It finds applications in various fields such as consumer electronics, automotive, and industrial control systems. While it has limitations in terms of maximum output current and package type, there are alternative models available to suit different needs.