TC1174VUATR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT-23-5
• Essence: Regulates voltage with low power consumption
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 13.2V
• Output Voltage Range: 1.2V to 6.0V
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 120µA
• Output Current: 250mA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TC1174VUATR is a 5-pin device with the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Low quiescent current minimizes power consumption in standby or idle mode.
• Fast transient response enables quick stabilization of the output voltage.
• Built-in thermal shutdown protection prevents damage due to excessive temperature.

Advantages

• Wide input voltage range allows for versatile applications.
• Small package size (SOT-23-5) makes it suitable for space-constrained designs.
• Low dropout voltage reduces power dissipation and extends battery life.
• Excellent line and load regulation ensures stable output voltage under varying conditions.

Disadvantages

• Limited output current (250mA) may not be sufficient for high-power applications.
• SOT-23-5 package may require additional heat sinking for higher power dissipation.

Working Principles

The TC1174VUATR is a linear voltage regulator that uses a PNP pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The TC1174VUATR is commonly used in various electronic devices, including:

1. Battery-powered portable devices such as smartphones, tablets, and digital cameras.
2. Automotive applications for voltage regulation in vehicle electronics.
3. Industrial equipment requiring stable power supply for sensors and control circuits.
4. Communication systems for regulating voltage in transceivers and base stations.
5. Consumer electronics like gaming consoles, audio/video equipment, and wearable devices.

Detailed and Complete Alternative Models

1. LM317: A versatile adjustable voltage regulator with a wide input voltage range.
2. LT1763: Low dropout voltage regulator with high output current capability.
3. MAX603: Ultra-low quiescent current voltage regulator for battery-powered applications.
4. ADP3339: High-accuracy, low dropout voltage regulator with thermal shutdown protection.

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

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