TC1303B-PG0EUN

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: PG0EUN
• Essence: Regulates voltage with low dropout
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 45µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1303B-PG0EUN has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. VOUT: Output Voltage

Functional Features

• Low dropout voltage regulator for efficient power management
• Wide input voltage range allows flexibility in power supply selection
• Adjustable output voltage to meet specific requirements
• Low quiescent current for power-saving applications
• Thermal shutdown and current limit protection for enhanced reliability

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion
• Wide input voltage range provides versatility in power supply options
• Adjustable output voltage allows customization for various applications
• Low quiescent current enables power-saving operation
• Thermal shutdown and current limit protection enhance reliability

Disadvantages

• Limited output current capacity compared to higher-rated regulators
• Requires external components for proper operation and stability

Working Principles

The TC1303B-PG0EUN is a low dropout voltage regulator that regulates the output voltage with minimal voltage drop between the input and output. It achieves this by utilizing a pass transistor that adjusts its resistance to maintain a constant output voltage, even when the input voltage fluctuates.

The device operates by comparing the output voltage with a reference voltage. If the output voltage falls below the desired level, the pass transistor increases its resistance to compensate and bring the output voltage back to the set value. Conversely, if the output voltage exceeds the desired level, the pass transistor reduces its resistance to lower the output voltage.

Detailed Application Field Plans

The TC1303B-PG0EUN is commonly used in various applications where efficient power management is required. Some of the typical application fields include:

1. Battery-powered devices: Portable electronics, such as smartphones, tablets, and wearable devices, benefit from the low dropout voltage and low quiescent current of the TC1303B-PG0EUN, extending battery life.

2. Industrial automation: The regulator's wide input voltage range and thermal shutdown protection make it suitable for industrial control systems, motor drives, and sensors.

3. Automotive electronics: With its ability to operate in a wide temperature range, the TC1303B-PG0EUN finds applications in automotive systems, including infotainment, lighting, and engine control units.

4. IoT devices: Internet of Things (IoT) devices often require compact and efficient power management solutions. The TC1303B-PG0EUN's small package size and low dropout voltage make it ideal for IoT applications.

Detailed and Complete Alternative Models

• TC1303B-PG0EMF: Similar to TC1303B-PG0EUN but comes in a different package (PG0EMF).
• TC1303B-PG0EUA: Similar specifications but has an adjustable output voltage feature.
• TC1303B-PG0EUNR: Same as TC1303B-PG0EUN but with reverse polarity protection.
• TC1303B-PG0EUNF: Enhanced version with lower dropout voltage and higher output current capability.

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

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