LT1963EQ-3.3#TRPBF

Product Overview

Category

The LT1963EQ-3.3#TRPBF belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision: The LT1963EQ-3.3#TRPBF offers a high level of voltage regulation accuracy.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low noise: This voltage regulator minimizes electrical noise, ensuring clean power supply to sensitive components.
• Thermal shutdown: The LT1963EQ-3.3#TRPBF includes a thermal shutdown feature that protects it from overheating.

Package

The LT1963EQ-3.3#TRPBF comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of the LT1963EQ-3.3#TRPBF lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

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

Detailed Pin Configuration

The LT1963EQ-3.3#TRPBF 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 LT1963EQ-3.3#TRPBF maintains a constant output voltage of 3.3V, regardless of changes in input voltage or load conditions.
• Current Limiting: It incorporates current limiting protection to prevent excessive current flow and protect connected components.
• Thermal Protection: The thermal shutdown feature safeguards the regulator from overheating, ensuring its longevity and reliability.

Advantages and Disadvantages

Advantages

• High precision voltage regulation.
• Low dropout voltage for efficient operation.
• Low noise output for clean power supply.
• Thermal shutdown protection.
• Suitable for compact electronic devices.

Disadvantages

• Limited maximum output current (1.5A).
• Relatively narrow input voltage range (2.5V to 20V).

Working Principles

The LT1963EQ-3.3#TRPBF operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 3.3V. The dropout voltage is minimized to ensure efficient operation even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The LT1963EQ-3.3#TRPBF finds applications in various electronic systems, including:

1. Power supplies for microcontrollers and digital circuits.
2. Battery-powered devices requiring stable voltage levels.
3. Audio amplifiers and signal processing circuits.
4. Industrial control systems and automation equipment.
5. Automotive electronics, such as infotainment systems and navigation units.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and performance.
2. LT1763-3.3: Offers higher maximum output current and lower dropout voltage.
3. LM317: A versatile adjustable voltage regulator suitable for various applications.

These alternative models provide similar functionality and can be considered based on specific requirements and design constraints.

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