TC1265-3.0VAT

Product Overview

Category

The TC1265-3.0VAT belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.0V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV
• Low Quiescent Current: 50µA
• Thermal Shutdown Protection
• Short Circuit Protection
• SOT-23 Package

Package and Quantity

The TC1265-3.0VAT is available in a SOT-23 package. It is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.0V ±2%
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV (at 100mA)
• Quiescent Current: 50µA (typical)
• Line Regulation: 0.05%/V
• Load Regulation: 0.1%/mA
• Ripple Rejection: 70dB (typical)
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-23

Pin Configuration

The TC1265-3.0VAT has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground pin.
3. VOUT (Pin 3): Output voltage pin.

Functional Features

• Voltage regulation: The TC1265-3.0VAT ensures a stable output voltage of 3.0V, regardless of input voltage fluctuations.
• Low quiescent current: With a typical quiescent current of 50µA, the regulator minimizes power consumption when in standby mode.
• Thermal shutdown protection: The device includes built-in thermal shutdown protection to prevent overheating and potential damage.
• Short circuit protection: It offers short circuit protection, safeguarding the circuit from excessive current flow.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient power conversion.
• Small SOT-23 package enables space-saving designs.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Limited maximum output current of 500mA may not be suitable for high-power applications.
• Output voltage fixed at 3.0V may not meet the requirements of all circuits.

Working Principles

The TC1265-3.0VAT is a linear voltage regulator that utilizes a feedback mechanism to maintain a constant output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage at the desired level. The regulator operates by dissipating excess voltage as heat, resulting in a stable output voltage.

Detailed Application Field Plans

The TC1265-3.0VAT finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Automotive electronics - Industrial control systems - Medical equipment

Alternative Models

1. LM1117-3.0V: A popular alternative with similar specifications and pin configuration.
2. MCP1703-3002E/DB: Another alternative offering comparable performance and package type.
3. TS2937CZ-3.0: An alternative model with additional features such as adjustable output voltage.

These alternatives can be considered based on specific application requirements and availability.

In conclusion, the TC1265-3.0VAT is a voltage regulator with a fixed 3.0V output voltage, suitable for a wide range of electronic applications. Its compact size, low quiescent current, and built-in protection features make it an attractive choice for power regulation needs.