TC1266VUATR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
• Package: SOT-23-5
• Essence: The TC1266VUATR is a voltage regulator IC that provides 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 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TC1266VUATR has a SOT-23-5 package with the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. EN (Enable)
5. BYP (Bypass)

Functional Features

• High Efficiency: The TC1266VUATR offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of 200mV at 100mA, it ensures stable output even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, providing flexibility for different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected devices from excessive current.
• Thermal Shutdown Protection: It includes thermal shutdown protection to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection - Small package size (SOT-23-5) - Wide operating temperature range

Disadvantages: - Limited output current (up to 500mA)

Working Principles

The TC1266VUATR operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage obtained from a voltage divider network. The internal circuitry adjusts the pass transistor to maintain a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The TC1266VUATR is suitable for various applications that require stable voltage regulation, such as:

1. Battery-powered devices
2. Portable electronic devices
3. IoT devices
4. Automotive electronics
5. Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, SOT-223 package, up to 800mA output current.
2. LT1763-3.3: Fixed Voltage Regulator, SOT-23 package, 3.3V output voltage, low dropout voltage.
3. MCP1700-3302E/TO: Fixed Voltage Regulator, TO-92 package, 3.3V output voltage, low quiescent current.

These alternative models provide similar functionality and can be considered based on specific requirements and constraints.

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