LM2753SDX/NOPB

Product Overview

Category: Integrated Circuits (ICs)

Use: The LM2753SDX/NOPB is a high-performance voltage regulator designed for use in various electronic devices. It provides stable and regulated power supply to ensure proper functioning of the connected components.

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

Package: The LM2753SDX/NOPB is available in a small outline package (SOP) with 8 pins. This compact package allows for easy integration into space-constrained applications.

Essence: The essence of the LM2753SDX/NOPB lies in its ability to regulate voltage efficiently, ensuring reliable operation of electronic devices.

Packaging/Quantity: The LM2753SDX/NOPB is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 500mA
• Quiescent Current: 45µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM2753SDX/NOPB features the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input voltage | | 2 | GND | Ground | | 3 | EN | Enable control | | 4 | FB | Feedback voltage | | 5 | VOUT | Output voltage | | 6 | SW | Switching node | | 7 | PG | Power good indicator | | 8 | VREF | Reference voltage |

Functional Features

• High Efficiency: The LM2753SDX/NOPB offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range, providing flexibility for different applications.
• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection mechanisms to safeguard against potential damage caused by excessive current or temperature.

Advantages and Disadvantages

Advantages: - High efficiency leads to improved battery life - Wide input voltage range allows for compatibility with various power sources - Adjustable output voltage enhances versatility - Overcurrent and thermal protection ensure device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may affect performance in low-voltage scenarios

Working Principles

The LM2753SDX/NOPB operates as a voltage regulator by maintaining a stable output voltage regardless of variations in the input voltage. It achieves this through a combination of feedback control and switching techniques. The internal circuitry continuously monitors the output voltage and adjusts the switching frequency to regulate it within the desired range.

Detailed Application Field Plans

The LM2753SDX/NOPB finds application in a wide range of electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Handheld gaming consoles

Its compact size, adjustable output voltage, and efficient operation make it suitable for powering various components within these devices.

Alternative Models

For those seeking alternatives to the LM2753SDX/NOPB, the following models offer similar functionality: - LM1117-ADJ - LT1763-3.3 - TPS79633

These alternatives can be considered based on specific requirements and compatibility with the target application.

In conclusion, the LM2753SDX/NOPB is a versatile voltage regulator that provides stable power supply in electronic devices. Its high efficiency, adjustable output voltage, and protection features make it an ideal choice for various portable applications.

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