LM2724ASD/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Wide input voltage range - Adjustable output voltage - Low quiescent current - Over-temperature protection

Package: SOIC-8

Essence: The LM2724ASD/NOPB is a voltage regulator IC that provides efficient power conversion for various applications.

Packaging/Quantity: The LM2724ASD/NOPB is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 1.23V to 34V
• Maximum Output Current: 1A
• Quiescent Current: 120µA
• Switching Frequency: 550kHz
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM2724ASD/NOPB has the following pin configuration:

```

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| | --| VIN GND |-- Pin 1: Ground --| EN FB |-- Pin 2: Feedback Input --| SW NC |-- Pin 3: Switch Node --| VOUT NC |-- Pin 4: Output Voltage |___________| ```

Functional Features

• High Efficiency: The LM2724ASD/NOPB utilizes a synchronous buck topology, resulting in high efficiency power conversion.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 36V, the LM2724ASD/NOPB can be used in a wide range of applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 1.23V to 34V, providing flexibility for different requirements.
• Low Quiescent Current: The IC has a low quiescent current of 120µA, minimizing power consumption during standby or light load conditions.
• Over-Temperature Protection: The LM2724ASD/NOPB incorporates over-temperature protection, ensuring safe operation even under high temperature conditions.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input voltage range - Adjustable output voltage - Low quiescent current - Over-temperature protection

Disadvantages: - Limited maximum output current (1A)

Working Principles

The LM2724ASD/NOPB operates based on the synchronous buck topology. It uses a high-side MOSFET and a low-side synchronous rectifier to efficiently step down the input voltage to the desired output voltage. The integrated control circuitry ensures stable and regulated output voltage, while the feedback mechanism adjusts the duty cycle of the switching waveform to maintain the desired output voltage.

Detailed Application Field Plans

The LM2724ASD/NOPB is suitable for various applications, including but not limited to: - Power supplies for industrial equipment - Battery-powered devices - Automotive electronics - Telecommunications equipment - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM2724ASD/NOPB include: - LM2576-ADJ - LM2596S-ADJ - TPS5430DDAR - LT1376CN8-5

These alternative models provide comparable features and can be considered as substitutes depending on specific application requirements.

In conclusion, the LM2724ASD/NOPB is a versatile voltage regulator IC with high efficiency, wide input voltage range, and adjustable output voltage. Its compact SOIC-8 package and various protection features make it suitable for a wide range of applications. However, its limited maximum output current may be a drawback in certain high-power applications.