LT1129IT#PBF

Product Overview

Category

LT1129IT#PBF belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection

Package

LT1129IT#PBF comes in a TO-220 package.

Essence

The essence of LT1129IT#PBF is to provide stable and regulated voltage output for various electronic devices.

Packaging/Quantity

It is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 300mV at 800mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

LT1129IT#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

• High accuracy voltage regulation ensures stable output.
• Low dropout voltage allows for efficient power conversion.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating and damage.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low power consumption
• Thermal protection

Disadvantages

• Limited input voltage range
• Dropout voltage may affect efficiency in some applications

Working Principles

LT1129IT#PBF operates by comparing the output voltage with a reference voltage and adjusting the internal circuitry to maintain a stable output. It uses a feedback mechanism to continuously monitor and regulate the voltage.

Detailed Application Field Plans

LT1129IT#PBF finds applications in various electronic devices, including: - Battery-powered devices - Portable electronics - Embedded systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LT1129IT#PBF are: - LM317T - LM1117-3.3 - LT1085CT

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, LT1129IT#PBF is a voltage regulator with high precision and low dropout voltage. It provides stable voltage output for a wide range of electronic devices. Its compact TO-220 package makes it suitable for various applications. However, it has limitations in terms of input voltage range and efficiency. Alternatives such as LM317T, LM1117-3.3, and LT1085CT can be considered based on specific needs.