IFX1117GSV

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high current capability
• Package: SOT-223
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 1.2V at 800mA
• Output Current: Up to 800mA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IFX1117GSV has the following pin configuration:

```

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| | --| Vout | --| Vin | --| GND | --| ADJ | |___________| ```

Functional Features

• Low dropout voltage ensures stable output even with low input voltage.
• High current capability allows for powering a wide range of devices.
• Excellent line and load regulation provide precise voltage control.
• Thermal shutdown and short-circuit protection ensure device safety.

Advantages

• Wide input voltage range enables versatile applications.
• Compact SOT-223 package facilitates easy integration into various designs.
• Low quiescent current minimizes power consumption in standby mode.
• Robust design ensures reliable performance in harsh environments.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Higher dropout voltage compared to some alternative models.

Working Principles

The IFX1117GSV is a linear voltage regulator that maintains a constant output voltage regardless of variations in the input voltage or load conditions. It achieves this by using a pass transistor to regulate the output voltage based on a reference voltage. The device operates in a linear mode, dissipating excess power as heat.

Detailed Application Field Plans

The IFX1117GSV is commonly used in various electronic devices and systems, including:

1. Battery-powered devices: Provides stable voltage for microcontrollers, sensors, and other low-power components.
2. Automotive applications: Regulates voltage for automotive electronics, such as infotainment systems and lighting modules.
3. Industrial equipment: Ensures reliable power supply for control systems, motor drives, and sensors.
4. Communication systems: Maintains constant voltage for RF modules, transceivers, and base stations.
5. Consumer electronics: Used in audio/video equipment, gaming consoles, and portable devices.

Detailed and Complete Alternative Models

1. LM1117: Similar specifications and pin configuration, available in different package options.
2. LT1763: Low dropout voltage, higher output current capability.
3. TPS7A47: Ultra-low dropout voltage, suitable for demanding applications.
4. ADP3339: Wide input voltage range, adjustable output voltage.

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

In conclusion, the IFX1117GSV is a versatile voltage regulator with excellent performance characteristics. Its compact size, wide input voltage range, and high current capability make it suitable for a wide range of applications. However, designers should consider alternative models if higher output current or lower dropout voltage is required.