LT1129IT-3.3#PBF

Product Overview

The LT1129IT-3.3#PBF is a voltage regulator belonging to the category of integrated circuits. It is commonly used in electronic devices to provide a stable and regulated output voltage. The LT1129IT-3.3#PBF is known for its high efficiency, low dropout voltage, and compact package. It is available in a TO-220 package and is designed to be used in various electronic applications where a reliable voltage regulation is required.

Basic Information

• Category: Integrated Circuits
• Use: Voltage Regulation
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: TO-220
• Essence: Stable and Regulated Output Voltage
• Packaging/Quantity: Available in Tape & Reel packaging, quantity varies

Specifications

• Output Voltage: 3.3V
• Input Voltage Range: 4.5V to 15V
• Dropout Voltage: 0.6V at 800mA
• Quiescent Current: 1.2mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1129IT-3.3#PBF has a standard TO-220 pin configuration with three pins: 1. Input (VIN): Accepts the input voltage to be regulated. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

• High Efficiency: The LT1129IT-3.3#PBF offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of 0.6V at 800mA, it can maintain a stable output even when the input voltage is close to the output voltage.
• Compact Package: Housed in a TO-220 package, it provides a robust and thermally efficient solution for voltage regulation applications.

Advantages and Disadvantages

Advantages

• High efficiency
• Low dropout voltage
• Compact package

Disadvantages

• Limited input voltage range
• Higher quiescent current compared to some alternatives

Working Principles

The LT1129IT-3.3#PBF operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a stable output voltage. It utilizes a feedback mechanism to continuously monitor and regulate the output voltage, ensuring a consistent supply to the connected load.

Detailed Application Field Plans

The LT1129IT-3.3#PBF is suitable for a wide range of applications, including: - Battery-powered devices - Embedded systems - Consumer electronics - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the LT1129IT-3.3#PBF include: - LM1117 - L78M05 - NCP1117

In summary, the LT1129IT-3.3#PBF is a versatile voltage regulator with high efficiency and low dropout voltage, making it an ideal choice for various electronic applications requiring stable and regulated power supply.

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