LT1117CST#TRPBF

Product Overview

Category

LT1117CST#TRPBF belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Adjustable output voltage
• Thermal overload protection
• Short-circuit protection

Package

LT1117CST#TRPBF comes in a TO-263 package.

Essence

The essence of LT1117CST#TRPBF is to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity

It is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 20V
• Output Voltage Range: 1.2V to 18V
• Output Current: Up to 800mA
• Dropout Voltage: 1.2V (typical)
• Line Regulation: ±0.015% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

LT1117CST#TRPBF 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 ensures efficient regulation even with small input-output voltage differentials.
• High output current capability allows it to power a wide range of electronic components.
• Adjustable output voltage provides flexibility in meeting specific voltage requirements.
• Thermal overload protection prevents damage due to excessive heat.
• Short-circuit protection safeguards the regulator and connected devices from damage during a short circuit event.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for versatile applications.
• Adjustable output voltage provides flexibility in design.
• Thermal overload and short-circuit protection enhance reliability.

Disadvantages

• Limited output current compared to higher-rated regulators.
• Higher cost compared to basic linear regulators.

Working Principles

LT1117CST#TRPBF operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This regulation is achieved by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly.

Detailed Application Field Plans

LT1117CST#TRPBF finds applications in various electronic systems, including but not limited to: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LT1117CST#TRPBF are: - LM317 - LM1117 - LT1086 - LP2950 - LDO50V

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

In conclusion, LT1117CST#TRPBF is a voltage regulator with low dropout voltage, high output current capability, and adjustable output voltage. It provides stable and regulated voltage for various electronic devices. While it has advantages such as efficient power conversion and thermal protection, it also has limitations in terms of output current and cost. It finds applications in diverse fields and has alternative models available for consideration.