TC1271SERCTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output current capability
  • Thermal shutdown protection
• Package: SOT-23
• Essence: Regulates voltage to ensure stable power supply
• 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
• Dropout Voltage: 200mV at 100mA
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TC1271SERCTR has a SOT-23 package with three pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• High output current capability allows for powering various components.
• Thermal shutdown protection prevents the IC from overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range provides flexibility in different applications. - Small package size enables space-saving designs. - Low quiescent current minimizes power consumption.

Disadvantages: - Limited output current may not be suitable for high-power applications. - SOT-23 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The TC1271SERCTR is a linear voltage regulator that maintains a stable output voltage regardless of variations in the input voltage. It achieves this by using a pass transistor to regulate the voltage drop across it. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The TC1271SERCTR is commonly used in various electronic devices and systems, including: - Battery-powered devices: Portable electronics, handheld instruments, etc. - Automotive applications: Infotainment systems, lighting controls, etc. - Industrial equipment: Sensors, actuators, control systems, etc.

Detailed and Complete Alternative Models

1. LM1117-3.3: A similar voltage regulator with a fixed 3.3V output.
2. MCP1700-3302E: Low quiescent current regulator with a fixed 3.3V output.
3. LT1763CS8-3.3: High-performance regulator with a fixed 3.3V output.

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

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