TC1303C-PA0EMFTR

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low Dropout Voltage Regulator - High Output Current Capability - Low Quiescent Current - Thermal Shutdown Protection - Overcurrent and Short-Circuit Protection

Package: 6-Pin SOT-23

Essence: The TC1303C-PA0EMFTR is a low dropout voltage regulator designed for power management applications. It provides a stable output voltage with high efficiency and low quiescent current.

Packaging/Quantity: The TC1303C-PA0EMFTR is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1303C-PA0EMFTR has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The TC1303C-PA0EMFTR exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 500mA, this voltage regulator can handle a wide range of power requirements.
• Low Quiescent Current: The device consumes only 40µA of current in standby mode, minimizing power consumption when the load is light.
• Thermal Shutdown Protection: The TC1303C-PA0EMFTR incorporates thermal shutdown protection, preventing damage due to excessive temperature.
• Overcurrent and Short-Circuit Protection: The IC includes built-in overcurrent and short-circuit protection, safeguarding the circuit from potential damage.

Advantages and Disadvantages

Advantages: - High output current capability - Low dropout voltage - Thermal shutdown protection - Overcurrent and short-circuit protection

Disadvantages: - Limited input voltage range (2.5V to 6.0V) - SOT-23 package may require additional PCB space

Working Principles

The TC1303C-PA0EMFTR operates as a low dropout voltage regulator by maintaining a stable output voltage despite variations in the input voltage. It achieves this through a combination of feedback control and internal circuitry that adjusts the pass transistor's resistance to regulate the output voltage.

When the input voltage exceeds the desired output voltage, the regulator reduces the pass transistor's resistance, allowing more current to flow and maintaining the output voltage within the specified range. Conversely, if the input voltage drops below the desired output voltage, the regulator increases the pass transistor's resistance, reducing the current flow and keeping the output voltage stable.

Detailed Application Field Plans

The TC1303C-PA0EMFTR is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - Wireless communication systems - Industrial equipment - Automotive electronics

Detailed and Complete Alternative Models

1. TC1303B-PA0EMFTR
2. TC1303D-PA0EMFTR
3. TC1303E-PA0EMFTR
4. TC1303F-PA0EMFTR

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable voltage regulator for specific applications.

In conclusion, the TC1303C-PA0EMFTR is a versatile low dropout voltage regulator that offers high output current capability, low quiescent current, and various protection features. Its compact SOT-23 package makes it suitable for space-constrained applications. With its wide range of applications and availability of alternative models, the TC1303C-PA0EMFTR provides an efficient solution for power management needs.