LT1129CT-3.3#PBF

Product Overview

Category

The LT1129CT-3.3#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage Output: 3.3V
• Package Type: TO-220
• Essence: Linear regulator
• Packaging/Quantity: Tape & Reel, 1000 units per reel

Specifications

The LT1129CT-3.3#PBF has the following specifications:

• Input Voltage Range: 2.5V to 20V
• Dropout Voltage: 300mV at 800mA
• Output Current: Up to 800mA
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1129CT-3.3#PBF has three pins:

1. Vin (Pin 1): Input voltage pin.
2. Vout (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• Low dropout voltage: The LT1129CT-3.3#PBF has a low dropout voltage, allowing it to regulate voltage even when the input voltage is close to the desired output voltage.
• High output current: With a maximum output current of 800mA, this voltage regulator can handle a wide range of applications.
• Excellent line and load regulation: The LT1129CT-3.3#PBF provides precise and stable output voltage regardless of variations in input voltage or load conditions.
• Low quiescent current: The regulator consumes only 75µA of current when in standby mode, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• High output current capability
• Low dropout voltage
• Excellent line and load regulation
• Low quiescent current

Disadvantages

• Limited input voltage range (2.5V to 20V)

Working Principles

The LT1129CT-3.3#PBF is a linear regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LT1129CT-3.3#PBF can be used in various applications, including but not limited to: 1. Battery-powered devices: It can regulate the voltage for microcontrollers, sensors, and other low-power components. 2. Automotive electronics: It can provide stable voltage for automotive modules and subsystems. 3. Industrial control systems: It can be used in PLCs, motor control circuits, and other industrial applications requiring precise voltage regulation.

Detailed and Complete Alternative Models

Some alternative models to the LT1129CT-3.3#PBF include: - LM1117-3.3 - MCP1703-3302E/DB - TPS73633DBVR

These alternatives offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

Word count: 334 words