SM72240MFE-4.63/NOPB

Overview

Product Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: SOP-8

Essence: Voltage Regulator

Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 4.63V
• Output Current: Up to 2A
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The SM72240MFE-4.63/NOPB IC has the following pin configuration:

```

---

| | --| Vout Vin|-- --| GND EN |-- --| FB NC |-- |___________| ```

Pin Description: - Vout: Output Voltage - Vin: Input Voltage - GND: Ground - EN: Enable Pin - FB: Feedback Pin - NC: No Connection

Functional Features

1. High Efficiency: The SM72240MFE-4.63/NOPB offers high efficiency, ensuring minimal power loss during voltage regulation.
2. Low Power Consumption: With a quiescent current of only 120µA, the IC minimizes power consumption in standby or low-load conditions.
3. Wide Input Voltage Range: The IC can handle input voltages ranging from 4.5V to 28V, making it suitable for various applications.
4. Overcurrent Protection: It incorporates overcurrent protection, safeguarding the circuit and connected devices from excessive current.
5. Thermal Shutdown Protection: The IC features thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages: - High efficiency ensures optimal power utilization. - Wide input voltage range allows for versatile applications. - Overcurrent and thermal shutdown protection enhance safety and reliability. - Low power consumption minimizes energy wastage.

Disadvantages: - Limited output current capacity (up to 2A). - Dropout voltage of 300mV may affect performance in low voltage scenarios.

Working Principles

The SM72240MFE-4.63/NOPB is a voltage regulator that maintains a stable output voltage of 4.63V regardless of fluctuations in the input voltage. It achieves this through a combination of feedback control and internal circuitry. The feedback pin (FB) monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. The enable pin (EN) allows for easy on/off control of the regulator.

Detailed Application Field Plans

The SM72240MFE-4.63/NOPB finds application in various fields, including:

1. Consumer Electronics: Power management for portable devices, such as smartphones, tablets, and digital cameras.
2. Industrial Automation: Voltage regulation for control systems, motor drives, and sensors.
3. Automotive: Power supply for automotive electronics, including infotainment systems, lighting, and navigation devices.
4. Telecommunications: Power management for networking equipment, routers, and communication devices.
5. Renewable Energy: Voltage regulation in solar panels, wind turbines, and battery charging systems.

Detailed and Complete Alternative Models

1. LM1117-4.63: Similar voltage regulator with a fixed output voltage of 4.63V. Available in various package options.
2. LT1086-4.63: Adjustable voltage regulator with a wide input voltage range and high output current capability.
3. TPS7A4901-4.63: Ultra-low dropout voltage regulator suitable for low-power applications.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

Word count: 496 words