SM72240MFX-3.08/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection - Small form factor

Package: SOT-223

Essence: The SM72240MFX-3.08/NOPB is a power management IC designed to regulate voltage efficiently with low dropout. It offers a wide input voltage range and adjustable output voltage, making it suitable for various applications.

Packaging/Quantity: The SM72240MFX-3.08/NOPB is available in a SOT-223 package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.2V - 15V
• Dropout Voltage: 300mV @ 1A
• Maximum Output Current: 1.5A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The SM72240MFX-3.08/NOPB has the following pin configuration:

```

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

• VIN: Input voltage
• GND: Ground
• VOUT: Output voltage
• EN: Enable pin (active high)

Functional Features

• High efficiency: The SM72240MFX-3.08/NOPB provides efficient voltage regulation, minimizing power loss.
• Low dropout voltage: It maintains stable output voltage even when the input voltage is close to the output voltage.
• Wide input voltage range: The IC can handle a wide range of input voltages, making it versatile for different applications.
• Adjustable output voltage: The output voltage can be adjusted within the specified range to meet specific requirements.
• Overcurrent and thermal protection: The IC incorporates protection mechanisms to prevent damage from excessive current or temperature.

Advantages

• High efficiency results in reduced power consumption.
• Low dropout voltage ensures stable output even with varying input voltages.
• Wide input voltage range allows for flexibility in application design.
• Adjustable output voltage accommodates various system requirements.
• Overcurrent and thermal protection enhance reliability and prevent damage.

Disadvantages

• Limited maximum output current of 1.5A may not be sufficient for high-power applications.
• SOT-223 package may have size limitations for certain designs.

Working Principles

The SM72240MFX-3.08/NOPB operates as a linear voltage regulator. It regulates the output voltage by comparing it to a reference voltage and adjusting the internal pass transistor accordingly. The enable pin controls the operation of the IC, allowing the user to turn it on or off as needed.

Application Field Plans

The SM72240MFX-3.08/NOPB is suitable for a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Communication equipment

Alternative Models

• SM72241MFX-3.08/NOPB: Similar specifications, but with a higher maximum output current of 2A.
• SM72242MFX-3.08/NOPB: Similar specifications, but with a lower maximum output current of 1A.

These alternative models provide options for different current requirements while maintaining similar characteristics and functionality.

In conclusion, the SM72240MFX-3.08/NOPB is a versatile power management IC that offers high efficiency, low dropout voltage, and adjustable output voltage. It is suitable for various applications and provides essential protection features. However, its limited maximum output current and package size may be limiting factors in certain designs.