TC1269-3.0VUATR

Product Overview

Category

The TC1269-3.0VUATR belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.0V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV (typical)
• Low Quiescent Current: 120µA (typical)
• Package Type: SOT-23
• Operating Temperature Range: -40°C to +125°C

Package and Quantity

The TC1269-3.0VUATR is available in a SOT-23 package. It is typically sold in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.0V ±2%
• Output Current: Up to 500mA
• Dropout Voltage: 300mV (typical) at 100mA load
• Quiescent Current: 120µA (typical)
• Line Regulation: 0.02%/V (typical)
• Load Regulation: 0.1% (typical)
• Ripple Rejection: 70dB (typical) at 1kHz
• Thermal Shutdown Protection: Yes
• Short Circuit Protection: Yes
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The TC1269-3.0VUATR has the following pin configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: VOUT (Output Voltage)

Functional Features

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient regulation even with low input voltages.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short circuit protection safeguards the device and connected components from damage.

Advantages

• Compact SOT-23 package enables space-saving designs.
• Wide operating temperature range makes it suitable for harsh environments.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• High ripple rejection ratio provides clean and reliable output voltage.

Disadvantages

• Limited maximum output current may not be sufficient for high-power applications.
• Dropout voltage of 300mV may result in higher power dissipation compared to low dropout regulators.

Working Principles

The TC1269-3.0VUATR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a constant output voltage. The device employs various protection mechanisms such as thermal shutdown and short circuit protection to ensure safe operation.

Application Field Plans

The TC1269-3.0VUATR finds applications in a wide range of electronic devices and systems, including but not limited to:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from the regulated voltage provided by the TC1269-3.0VUATR.
2. Automotive electronics: The device's wide operating temperature range makes it suitable for automotive applications, such as infotainment systems, lighting controls, and sensors.
3. Industrial control systems: The TC1269-3.0VUATR can be used in automation equipment, motor control circuits, and power management modules.
4. IoT devices: Internet of Things (IoT) devices, including sensors, actuators, and smart home appliances, can benefit from the stable voltage regulation provided by this voltage regulator.

Alternative Models

1. LM1117-3.0: This popular voltage regulator offers similar specifications and pin configuration to the TC1269-3.0VUATR.
2. MCP1703-3002E/DB: Another alternative with comparable characteristics and package type.
3. LT1763-3.0: This model provides a higher maximum output current while maintaining low dropout voltage.

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

In conclusion, the TC1269-3.0VUATR is a voltage regulator that offers a wide input voltage range, low dropout voltage, and low quiescent current. It is suitable for various applications in different industries. However, its limited maximum output current and dropout voltage should be taken into consideration when selecting the appropriate voltage regulator for a particular application.