L6984TR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, adjustable output voltage
• Package: TO-220
• Essence: Linear regulator with adjustable output voltage
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 36V
• Output Voltage Range: 1.2V to 35V
• Dropout Voltage: 300mV at 1A
• Maximum Output Current: 1.5A
• Line Regulation: ±0.3%
• Load Regulation: ±0.6%
• Quiescent Current: 100µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The L6984TR has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. ADJ (Adjustment Pin)

Functional Features

• Adjustable output voltage through the ADJ pin
• High efficiency due to low dropout voltage
• Low quiescent current for power-saving applications
• Overcurrent and thermal protection
• Fast transient response

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications
• Adjustable output voltage provides flexibility
• High efficiency results in reduced power dissipation
• Overcurrent and thermal protection ensure device safety
• Fast transient response enables stable operation

Disadvantages

• Limited maximum output current of 1.5A
• Requires external components for stability and filtering

Working Principles

The L6984TR is a linear voltage regulator that regulates the output voltage based on the difference between the input and desired output voltage. It operates by using a pass transistor to control the current flow and maintain a stable output voltage. The adjustable output voltage is achieved by connecting a resistive divider network to the ADJ pin.

Detailed Application Field Plans

The L6984TR is suitable for various applications, including:

1. Power supplies for industrial equipment
2. Battery-powered devices
3. Automotive electronics
4. Telecommunications equipment
5. Consumer electronics

Detailed and Complete Alternative Models

• LM317: Adjustable Linear Voltage Regulator
• LT1084: 5A Low Dropout Positive Fixed Voltage Regulator
• LM1117: Low Dropout Voltage Regulator with Current Limit

These alternative models offer similar functionality and can be considered as alternatives to the L6984TR based on specific requirements.

In conclusion, the L6984TR is a versatile linear voltage regulator with adjustable output voltage, high efficiency, and low dropout voltage. It finds applications in various fields and offers advantages such as wide input voltage range and adjustable output voltage. However, it has limitations in terms of maximum output current and external component requirements. Alternative models like LM317, LT1084, and LM1117 provide additional options for voltage regulation needs.