TL3116IDRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, adjustable output voltage
• Package: SOIC-8
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.25V to 16V
• Output Current: Up to 1.5A
• Dropout Voltage: 300mV at 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TL3116IDRG4 has a standard SOIC-8 package with the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage
4. NC: No Connection
5. NC: No Connection
6. NC: No Connection
7. NC: No Connection
8. ADJ: Adjustable Pin for Output Voltage

Functional Features

• High efficiency linear voltage regulation
• Low dropout voltage ensures stable output even with small input-output differentials
• Adjustable output voltage allows flexibility in various applications
• Overcurrent and thermal protection for safe operation
• Fast transient response for sudden load changes

Advantages and Disadvantages

Advantages

• High efficiency results in less power dissipation
• Wide input voltage range enables versatile usage
• Adjustable output voltage suits different requirements
• Compact SOIC-8 package saves board space
• Overcurrent and thermal protection enhance reliability

Disadvantages

• Dropout voltage may limit performance in low input-output differential scenarios
• Quiescent current of 75µA might be relatively high for power-sensitive applications

Working Principles

The TL3116IDRG4 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from the adjustable pin (ADJ). The pass transistor adjusts its resistance to maintain a stable output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The TL3116IDRG4 is suitable for various applications requiring regulated voltage supply. Some potential fields of application include:

1. Battery-powered devices: Provides stable voltage for portable electronics.
2. Automotive electronics: Regulates voltage for automotive systems, such as infotainment and lighting.
3. Industrial equipment: Ensures consistent voltage for control systems and sensors.
4. Communication devices: Stabilizes voltage for routers, modems, and other network equipment.
5. Consumer electronics: Powers audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. LM317: Adjustable Linear Voltage Regulator, TO-220 package.
2. LT1084: Low Dropout Positive Adjustable Regulator, TO-220 package.
3. LM1117: Low Dropout Voltage Regulator, SOT-223 package.
4. TPS7A4700: High-Voltage Ultra-Low-Iq Wide VIN Low-Dropout Linear Regulator, VQFN package.
5. MAX603: Low-Dropout Linear Regulator, SOT-23 package.

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

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