LT1963AEST-3.3#TRPBF

Product Overview

Category

The LT1963AEST-3.3#TRPBF belongs to the category of low dropout voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Low dropout voltage: The LT1963AEST-3.3#TRPBF has a very low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
• High current capability: This regulator can handle high currents, making it suitable for applications that require a stable power supply for power-hungry components.
• Low noise: The LT1963AEST-3.3#TRPBF produces minimal output noise, ensuring clean and reliable power for sensitive electronic devices.
• Thermal shutdown protection: It includes built-in thermal shutdown protection, which prevents the device from overheating and getting damaged.

Package

The LT1963AEST-3.3#TRPBF comes in a small surface-mount package, making it suitable for compact circuit designs.

Essence

The essence of the LT1963AEST-3.3#TRPBF is its ability to provide a stable and regulated output voltage, even when the input voltage is slightly higher than the desired output voltage.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage: 3.3V
• Dropout Voltage: 300mV at 1.5A
• Maximum Output Current: 1.5A
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 1.5mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1963AEST-3.3#TRPBF has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient operation even with small input-output voltage differentials.
• High current capability allows for stable power supply to power-hungry components.
• Low output noise provides clean and reliable power for sensitive electronic devices.
• Thermal shutdown protection prevents overheating and damage to the device.

Advantages and Disadvantages

Advantages

• Low dropout voltage enables efficient operation in various applications.
• High current capability makes it suitable for power-hungry components.
• Low output noise ensures clean power for sensitive devices.
• Thermal shutdown protection enhances reliability.

Disadvantages

• Limited output voltage options, as it is specifically designed for a fixed output voltage of 3.3V.
• Requires external capacitors for stability, adding complexity to the circuit design.

Working Principles

The LT1963AEST-3.3#TRPBF operates based on the principle of a low dropout voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This regulation process ensures that the output voltage remains constant, even when the input voltage fluctuates.

Detailed Application Field Plans

The LT1963AEST-3.3#TRPBF finds applications in various fields, including: 1. Battery-powered devices: It can be used to regulate the voltage in portable electronic devices, ensuring stable operation even as the battery discharges. 2. Automotive electronics: This regulator can provide a stable power supply for automotive components, such as infotainment systems or sensors. 3. Industrial equipment: It is suitable for powering control systems, sensors, and other electronic components in industrial machinery.

Detailed and Complete Alternative Models

Some alternative models to the LT1963AEST-3.3#TRPBF include: 1. LM1117-3.3: A popular low dropout voltage regulator with similar specifications. 2. ADP3339: Another option with high current capability and low dropout voltage. 3. TPS7A3301: A precision voltage regulator with low noise and thermal shutdown protection.

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

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