LT3029HDE

Product Overview

Category

LT3029HDE belongs to the category of voltage regulators.

Use

The LT3029HDE is used to regulate voltage in electronic circuits.

Characteristics

• The LT3029HDE is a high-performance, low-dropout linear regulator.
• It offers a wide input voltage range and can provide a stable output voltage.
• The device is designed to operate in harsh environments and can withstand high temperatures.
• It has excellent load and line regulation characteristics.
• The LT3029HDE is available in a small package, making it suitable for space-constrained applications.

Package

The LT3029HDE comes in a compact surface-mount package.

Essence

The essence of LT3029HDE lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

The LT3029HDE 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 Range: 1.2V to 15V
• Dropout Voltage: 300mV at 500mA Load
• Maximum Output Current: 500mA
• Line Regulation: ±0.02% typical
• Load Regulation: ±0.1% typical
• Operating Temperature Range: -40°C to 125°C
• Package Type: DFN-8

Detailed Pin Configuration

The LT3029HDE has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. NC (No Connection)
5. NC (No Connection)
6. NC (No Connection)
7. NC (No Connection)
8. EN (Enable)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• Excellent load and line regulation characteristics provide a stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features safeguard the device from damage.
• The enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• Small package size enables usage in space-constrained designs.
• High-temperature operation makes it suitable for harsh environments.
• Low dropout voltage ensures efficient power conversion.

Disadvantages

• Maximum output current limited to 500mA, which may not be sufficient for high-power applications.
• Limited number of available pins restricts additional functionality integration.

Working Principles

The LT3029HDE operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The LT3029HDE finds applications in various fields, including but not limited to: 1. Portable electronic devices 2. Battery-powered systems 3. Automotive electronics 4. Industrial control systems 5. Medical equipment

Detailed and Complete Alternative Models

1. LT3029HFE: Similar to LT3029HDE but comes in a different package (TO-220).
2. LT3029IDE: Similar to LT3029HDE but offers adjustable output voltage.
3. LT3029MDE: Similar to LT3029HDE but optimized for low noise applications.

These alternative models provide similar functionality and can be considered as substitutes for the LT3029HDE depending on specific requirements.

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