TC1263-3.3VOATR

Product Overview

Category

TC1263-3.3VOATR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: TO-263-5 (D2PAK)
• Essence: Low dropout linear regulator
• Packaging/Quantity: Available in reels, with 2500 units per reel

Specifications

The specifications of TC1263-3.3VOATR are as follows:

• Output Voltage: 3.3V
• Dropout Voltage: 300mV at 500mA
• Maximum Input Voltage: 6V
• Maximum Output Current: 500mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.4%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

TC1263-3.3VOATR has the following pin configuration:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. NC (No Connection)
5. EN (Enable)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Low quiescent current minimizes power consumption.
• Overcurrent and thermal shutdown protection safeguards the device and connected circuitry.
• Fast transient response enables quick stabilization of output voltage.

Advantages

• Compact TO-263-5 package allows for easy integration into various electronic systems.
• Wide operating temperature range makes it suitable for use in extreme environments.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Low dropout voltage enables efficient power conversion.

Disadvantages

• Limited maximum input voltage of 6V may restrict its use in certain applications.
• Maximum output current of 500mA may not be sufficient for high-power devices.

Working Principles

TC1263-3.3VOATR operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

TC1263-3.3VOATR finds application in various electronic systems, including but not limited to:

1. Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearable devices.
2. Automotive electronics: Ensures stable voltage supply for automotive control units, sensors, and infotainment systems.
3. Industrial equipment: Used in industrial automation, control systems, and instrumentation devices.
4. Communication systems: Regulates voltage in wireless routers, modems, and network switches.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to TC1263-3.3VOATR include:

1. LM1117-3.3: Low dropout voltage regulator with a fixed 3.3V output.
2. LT1763-3.3: Ultra-low dropout linear regulator with a fixed 3.3V output.
3. MCP1703-3302E: Low quiescent current LDO regulator with a fixed 3.3V output.

These alternatives can be considered based on specific requirements and design constraints.

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