LT1129CS8#TRPBF

Product Overview

Category

LT1129CS8#TRPBF belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

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

Package

LT1129CS8#TRPBF comes in an 8-pin surface mount package (SMD).

Essence

The essence of LT1129CS8#TRPBF is to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity

This product 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: 300mV at 800mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. ADJ: Adjust pin for setting the output voltage
4. NC: No connection
5. NC: No connection
6. VOUT: Output voltage pin
7. NC: No connection
8. NC: No connection

Functional Features

• Low dropout voltage allows operation with small input-output differentials.
• High output current capability enables it to power a wide range of electronic components.
• Adjustable output voltage provides flexibility in meeting specific voltage requirements.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limit protects the regulator and connected devices from excessive current.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for versatile applications.
• Adjustable output voltage provides customization options.
• Thermal shutdown protection enhances reliability.
• Short-circuit current limit protects against overloads.

Disadvantages

• Limited output current compared to some other voltage regulators.
• Requires external components for proper operation.
• Sensitive to input voltage fluctuations.

Working Principles

LT1129CS8#TRPBF operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in the input voltage or load conditions. This is achieved through a combination of active and passive components within the regulator.

Detailed Application Field Plans

LT1129CS8#TRPBF finds applications in various electronic systems, including but not limited to: - Power supplies for microcontrollers and digital circuits - Battery-powered devices - Automotive electronics - Industrial control systems - Audio amplifiers - LED lighting systems

Detailed and Complete Alternative Models

1. LM317T: Adjustable Voltage Regulator, TO-220 package
2. LM1117-3.3: Fixed 3.3V Voltage Regulator, SOT-223 package
3. LT1084CP-5: Adjustable Voltage Regulator, TO-3 package
4. LM7805: Fixed 5V Voltage Regulator, TO-220 package
5. LDO50V: Low Dropout Voltage Regulator, SOT-89 package

These alternative models offer similar functionality and can be used as substitutes for LT1129CS8#TRPBF depending on specific requirements.

Word count: 431 words