TC1303B-IA0EMFTR

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: SOT-23-5

Essence: The TC1303B-IA0EMFTR is a low dropout voltage regulator designed for power management applications. It provides a stable output voltage with high efficiency, making it suitable for various electronic devices.

Packaging/Quantity: The TC1303B-IA0EMFTR is available in a SOT-23-5 package. Each package contains one unit of the IC.

Specifications

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

Detailed Pin Configuration

The TC1303B-IA0EMFTR has five pins arranged as follows:

```

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| | --| VOUT | --| GND | --| VIN | --| EN | --| FB | |___________| ```

1. VOUT: Output Voltage Pin
2. GND: Ground Pin
3. VIN: Input Voltage Pin
4. EN: Enable Pin (Active High)
5. FB: Feedback Pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering various components.
• Low quiescent current minimizes power consumption during standby.
• Thermal shutdown protection prevents overheating of the IC.
• Overcurrent and short-circuit protection safeguards against excessive current flow.

Advantages and Disadvantages

Advantages: - Stable output voltage with high efficiency - Wide input voltage range - Compact SOT-23-5 package for space-constrained applications - Protection features enhance reliability

Disadvantages: - Maximum output current limited to 500mA - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The TC1303B-IA0EMFTR operates as a low dropout voltage regulator. It regulates the input voltage to provide a stable output voltage, even when the input voltage fluctuates. The feedback pin (FB) monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. The enable pin (EN) controls the operation of the IC, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The TC1303B-IA0EMFTR is widely used in various electronic devices that require efficient power management. Some common application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players.
2. Wireless Communication Systems: Bluetooth headsets, wireless speakers.
3. Portable Gaming Consoles: Handheld gaming devices, gaming accessories.
4. Wearable Technology: Smartwatches, fitness trackers.
5. IoT Devices: Home automation systems, smart sensors.

Detailed and Complete Alternative Models

1. TC1303B-IA0EMFTR-1.8: Same specifications, but with a fixed output voltage of 1.8V.
2. TC1303B-IA0EMFTR-3.3: Same specifications, but with a fixed output voltage of 3.3V.
3. TC1303B-IA0EMFTR-ADJ: Same specifications, but with an adjustable output voltage.

These alternative models provide flexibility in meeting specific voltage requirements for different applications.

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