TC1303B-ZH0EMFTR

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Regulator
• Characteristics:
  • Low Dropout Voltage
  • High Accuracy
  • Low Quiescent Current
  • Thermal Shutdown Protection
• Package: SOT-23-5
• Essence: This product is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.
• Packaging/Quantity: 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 5.5V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30μA typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1303B-ZH0EMFTR has a standard SOT-23-5 package with the following pin configuration:

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• Pin 1: Enable (EN)
• Pin 2: Ground (GND)
• Pin 3: Output (OUT)
• Pin 4: Feedback (FB)
• Pin 5: Input (IN)

Functional Features

• Low Dropout Voltage: The TC1303B-ZH0EMFTR exhibits a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Accuracy: This voltage regulator provides high output voltage accuracy, ensuring stable and reliable performance for sensitive electronic components.
• Low Quiescent Current: The IC has a low quiescent current, minimizing power consumption when the load is light or in standby mode.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - High accuracy output voltage - Low dropout voltage - Low quiescent current - Thermal shutdown protection

Disadvantages: - Limited output current capacity (up to 300mA)

Working Principles

The TC1303B-ZH0EMFTR operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. Any difference between these voltages is amplified and used to adjust the pass transistor, maintaining a stable output voltage.

Detailed Application Field Plans

The TC1303B-ZH0EMFTR can be used in various applications that require a stable voltage supply. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often require a stable power source for their internal circuitry.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, rely on consistent power delivery for reliable operation.
3. Industrial Control Systems: Voltage regulation is crucial in industrial control systems to ensure accurate and stable operation of machinery and equipment.
4. Automotive Electronics: This voltage regulator can be used in automotive applications, providing a stable power source for various electronic components.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative voltage regulator with similar specifications and pin configuration.
2. MCP1700-3302E/TO: Another alternative option offering comparable performance and package compatibility.
3. LP2985-33DBVR: A low dropout voltage regulator with a different package option (SOT-23-3).

These alternative models can be considered based on specific requirements and availability.

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