MN1381SQ

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy
• Package: SQ Package (Surface Mount)
• Essence: Regulates voltage to a specific level
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V - 16V
• Output Voltage Range: 1.2V - 12V
• Dropout Voltage: 0.3V @ 100mA
• Output Current: 100mA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MN1381SQ has the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• High accuracy provides precise output voltage control.
• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation ensures stable output under varying conditions.
• Compact SQ package enables surface mount installation.

Advantages

• Reliable voltage regulation for various electronic devices.
• Low dropout voltage minimizes power dissipation.
• High accuracy ensures consistent performance.
• Wide input voltage range accommodates different power sources.
• Compact package saves space in circuit designs.

Disadvantages

• Limited output current of 100mA may not be sufficient for high-power applications.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

The MN1381SQ is a voltage regulator integrated circuit that maintains a constant output voltage regardless of changes in the input voltage or load conditions. It utilizes a feedback mechanism to adjust the internal circuitry and stabilize the output voltage. The low dropout voltage allows for efficient regulation, while the high accuracy ensures precise voltage control.

Detailed Application Field Plans

The MN1381SQ is commonly used in various electronic devices that require stable voltage supply. Some typical applications include:

1. Battery-powered devices: Portable electronics, such as smartphones, tablets, and portable gaming consoles.
2. Automotive electronics: Vehicle infotainment systems, GPS navigation devices, and dashboard displays.
3. Industrial equipment: Sensors, actuators, and control systems.
4. Communication devices: Wireless routers, modems, and network switches.
5. Consumer electronics: Digital cameras, MP3 players, and handheld gaming devices.

Detailed and Complete Alternative Models

• LM1117: Low dropout voltage regulator with adjustable output voltage.
• LT1763: High-accuracy, low dropout linear regulator with ultra-low quiescent current.
• TPS7A47: Wide-input voltage range, low dropout voltage regulator with high PSRR.
• ADP3339: High-current, low dropout voltage regulator with thermal shutdown protection.

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

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