LT1521IS8#TRPBF

Product Overview

Category

The LT1521IS8#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 voltage accuracy
• Low quiescent current
• Thermal shutdown protection

Package

The LT1521IS8#TRPBF comes in an 8-pin surface mount package.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The LT1521IS8#TRPBF 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: 1.22V to 20V
• Dropout Voltage: 0.4V (typical)
• Output Current: Up to 500mA
• Quiescent Current: 75µA (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1521IS8#TRPBF has the following 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. NC: No connection
7. VOUT: Output voltage pin
8. NC: No connection

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output voltage accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption when the load is light.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Wide input voltage range
• Low dropout voltage
• High output voltage accuracy
• Low quiescent current
• Thermal shutdown protection

Disadvantages

• Limited output current capacity (up to 500mA)

Working Principles

The LT1521IS8#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 constant output voltage, regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

The LT1521IS8#TRPBF finds applications in various electronic devices and systems, including: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1521IS8#TRPBF include: - LM317: Adjustable voltage regulator with higher output current capacity. - LT1084: Adjustable voltage regulator with lower dropout voltage. - LM1117: Fixed voltage regulator with different output voltage options.

These alternative models can be considered based on specific requirements and design constraints.

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