LM2672M-ADJ/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Adjustable output voltage - High efficiency - Low dropout voltage - Wide input voltage range - Compact package - Thermal shutdown protection

Package: SOP-8 (Small Outline Package)

Essence: The LM2672M-ADJ/NOPB is a versatile voltage regulator IC that provides an adjustable output voltage with high efficiency and low dropout voltage. It is commonly used in various electronic devices to regulate the voltage levels and ensure stable power supply.

Packaging/Quantity: The LM2672M-ADJ/NOPB is typically available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 8V to 40V
• Output Voltage Range: 1.2V to 37V
• Maximum Output Current: 3A
• Dropout Voltage: 1.2V (typical)
• Efficiency: Up to 92%
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2672M-ADJ/NOPB has the following pin configuration:

___________ | | IN |1 5| GND | | FB |2 4| SW | | EN |3 6| VOUT |___________|

Functional Features

• Adjustable Output Voltage: The LM2672M-ADJ/NOPB allows users to adjust the output voltage according to their specific requirements.
• High Efficiency: The voltage regulator operates with high efficiency, minimizing power losses and maximizing energy conversion.
• Low Dropout Voltage: The device maintains a low dropout voltage, ensuring stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The LM2672M-ADJ/NOPB can accept a wide range of input voltages, making it suitable for various applications.
• Compact Package: The SOP-8 package offers a compact form factor, allowing for space-efficient designs.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Adjustable output voltage provides flexibility in different applications. - High efficiency reduces power consumption and heat dissipation. - Low dropout voltage ensures stable output voltage under varying input conditions. - Wide input voltage range allows compatibility with different power sources. - Compact package enables space-saving designs. - Thermal shutdown protection enhances reliability and safety.

Disadvantages: - Limited maximum output current (3A) may not be sufficient for high-power applications. - Requires external components for proper operation, increasing complexity and cost.

Working Principles

The LM2672M-ADJ/NOPB operates as a step-down voltage regulator. It uses a switching converter topology to efficiently convert the input voltage to the desired output voltage. The device controls the duty cycle of an internal switch to regulate the output voltage. By adjusting the feedback voltage, users can set the desired output voltage within the specified range.

Detailed Application Field Plans

The LM2672M-ADJ/NOPB finds applications in various fields, including: 1. Power supplies for industrial equipment 2. Automotive electronics 3. Battery-powered devices 4. Telecommunications equipment 5. LED lighting systems 6. Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models to the LM2672M-ADJ/NOPB include: - LM2672-ADJ - LM2672M-12 - LM2672M-15 - LM2672M-3.3 - LM2672M-5.0

These models offer similar functionality and characteristics, but with different fixed output voltage options.

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