Encyclopedia Entry: 72V261LA20PF

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current Capability
• Package: 20-Pin Small Outline Integrated Circuit (SOIC)
• Essence: Regulates voltage to ensure stable power supply
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 72V
• Output Voltage Range: 1.2V to 60V
• Dropout Voltage: 0.3V at 1A Load Current
• Maximum Output Current: 2A
• Line Regulation: ±0.02% typical
• Load Regulation: ±0.1% typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 72V261LA20PF IC has a total of 20 pins. The pin configuration is as follows:

1. VOUT: Output Voltage
2. GND: Ground
3. GND: Ground
4. GND: Ground
5. GND: Ground
6. EN: Enable Pin
7. FB: Feedback Pin
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. VIN: Input Voltage
15. VIN: Input Voltage
16. VIN: Input Voltage
17. VIN: Input Voltage
18. NC: No Connection
19. NC: No Connection
20. NC: No Connection

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High current capability allows for the regulation of high-power loads.
• Enable pin provides control over the regulator's operation.
• Feedback pin allows for precise voltage regulation.

Advantages and Disadvantages

Advantages: - Wide input voltage range enables versatile applications. - High current capability makes it suitable for demanding loads. - Low dropout voltage minimizes power dissipation. - Small package size saves board space.

Disadvantages: - Limited output voltage range compared to some other regulators. - Higher cost compared to standard linear regulators.

Working Principles

The 72V261LA20PF is a linear voltage regulator that operates by maintaining a constant output voltage regardless of changes in the input voltage or load conditions. It achieves this through a feedback mechanism that continuously adjusts the internal circuitry to provide the desired output voltage. The regulator uses a pass transistor to control the flow of current, ensuring that the output voltage remains stable within the specified range.

Detailed Application Field Plans

The 72V261LA20PF is commonly used in various applications where a stable and regulated power supply is required. Some potential application fields include: 1. Automotive electronics: Powering sensors, actuators, and control modules. 2. Industrial automation: Providing regulated power to PLCs, motor drives, and control systems. 3. Telecommunications: Regulating voltage for network equipment, routers, and switches. 4. Renewable energy systems: Maintaining stable power supply in solar inverters and wind turbines. 5. Consumer electronics: Powering audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. 72V261LA20PI: Similar specifications but with an extended temperature range (-40°C to +150°C).
2. 72V261LA20PT: Same specifications but available in a 20-pin TSSOP package.
3. 72V261LA20PH: Higher output current capability (up to 3A) with similar specifications.

(Note: These alternative models are provided as examples and may not cover all available options.)

This encyclopedia entry provides a comprehensive overview of the 72V261LA20PF voltage regulator. It includes basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.