CAT1320LI30

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Efficiency
• Package: TO-220
• Essence: Linear Regulator
• Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 3A
• Dropout Voltage: 300mV at 3A
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 100µA typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The CAT1320LI30 has the following pin configuration: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability of up to 3A.
• Excellent line and load regulation for stable output voltage.
• Low quiescent current minimizes power consumption in standby mode.
• Thermal shutdown protection prevents overheating.

Advantages

• Wide input voltage range allows for versatile applications.
• High efficiency results in reduced power dissipation.
• Compact TO-220 package facilitates easy integration into various systems.
• Reliable performance even in extreme temperature conditions.
• Robust protection features enhance device longevity.

Disadvantages

• Limited output voltage range may not suit all applications.
• Higher cost compared to some alternative models.
• Requires external capacitors for stability.

Working Principles

The CAT1320LI30 is a linear regulator that regulates the output voltage by dissipating excess energy as heat. It uses a pass transistor to control the output voltage based on the feedback received from a voltage reference circuit. The dropout voltage is the minimum voltage difference required between the input and output for the regulator to operate correctly.

Detailed Application Field Plans

The CAT1320LI30 is commonly used in various applications, including: - Battery-powered devices - Portable electronics - Automotive systems - Industrial equipment - Communication devices

Detailed and Complete Alternative Models

1. CAT1320LI25: Similar specifications but with a lower maximum output current of 2.5A.
2. CAT1320LI33: Similar specifications but with a higher maximum output current of 3.3A.
3. CAT1320LI50: Similar specifications but with a higher output voltage range of 1.8V to 5.5V.

These alternative models provide flexibility to meet different requirements within the same product family.

In conclusion, the CAT1320LI30 is a versatile linear regulator IC that offers efficient voltage regulation with low dropout and high output current capability. Its compact package, wide input voltage range, and robust protection features make it suitable for various applications. However, it has limitations in terms of output voltage range and cost compared to some alternative models.