TC1173-2.5VUA

Product Overview

Category

TC1173-2.5VUA belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.7V to 13.2V
• Output Voltage: 2.5V
• Maximum Output Current: 250mA
• Low Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 30µA
• Thermal Shutdown Protection
• Short Circuit Protection
• Small Package Size: SOT-23-5

Packaging/Quantity

The TC1173-2.5VUA is typically packaged in reels or tubes, containing a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 13.2V
• Output Voltage: 2.5V ±2%
• Output Current: Up to 250mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-23-5

Detailed Pin Configuration

The TC1173-2.5VUA has five pins arranged as follows:

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Pin 1: Input Voltage (VIN) Pin 2: Ground (GND) Pin 3: Enable (EN) Pin 4: Bypass Capacitor (BP) Pin 5: Output Voltage (VOUT)

Functional Features

• Voltage Regulation: The TC1173-2.5VUA provides a stable output voltage of 2.5V, regardless of input voltage fluctuations.
• Low Dropout Voltage: With a dropout voltage as low as 200mV at 100mA, it ensures efficient power conversion even with low input-output differentials.
• Thermal Shutdown Protection: The regulator incorporates thermal shutdown protection to prevent damage due to excessive temperature.
• Short Circuit Protection: It features built-in short circuit protection, safeguarding the device and the connected circuitry.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption in standby mode.
• Small package size enables space-saving designs.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Limited output current capacity may restrict usage in high-power applications.
• Output voltage fixed at 2.5V may not be suitable for all voltage requirements.

Working Principles

The TC1173-2.5VUA operates based on a linear voltage regulation principle. It utilizes an internal reference voltage and feedback mechanism to maintain a constant output voltage of 2.5V. When the input voltage exceeds the desired output voltage, the regulator reduces the excess voltage to ensure a stable output.

Detailed Application Field Plans

The TC1173-2.5VUA 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

Detailed and Complete Alternative Models

1. LM1117-2.5: Similar specifications and pin configuration, available in different package types.
2. MCP1700-2502E/TO: Low quiescent current, compatible pinout, and adjustable output voltage.
3. TS2937CP-2.5: Higher output current capability and wider operating temperature range.

These alternative models offer similar functionality and can be considered as substitutes for the TC1173-2.5VUA in various applications.

In conclusion, the TC1173-2.5VUA is a voltage regulator with a fixed output voltage of 2.5V. It offers low dropout voltage, thermal shutdown protection, and short circuit protection. With its compact size and wide input voltage range, it finds applications in diverse electronic systems. Alternative models such as LM1117-2.5, MCP1700-2502E/TO, and TS2937CP-2.5 provide similar functionality and can be used as alternatives to the TC1173-2.5VUA.