LTC3872EDDB-1#TRPBF

Product Overview

Category

The LTC3872EDDB-1#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various electronic devices and systems to efficiently regulate and control power supply voltages.

Characteristics

• High efficiency: The LTC3872EDDB-1#TRPBF offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable output voltage: The output voltage can be easily adjusted to meet specific requirements.
• Current limit protection: This IC incorporates current limit protection to prevent damage due to excessive current flow.
• Thermal shutdown: It includes a thermal shutdown feature that safeguards against overheating.

Package

The LTC3872EDDB-1#TRPBF comes in a compact and industry-standard DDB package. This package ensures easy integration into various circuit designs.

Essence

The essence of the LTC3872EDDB-1#TRPBF lies in its ability to efficiently regulate and control power supply voltages, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4V to 38V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 20A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3872EDDB-1#TRPBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. VOUT: Output voltage pin
5. SYNC: Synchronization pin for external clock input
6. SS/TR: Soft-start/Tracking pin for controlling the startup behavior
7. PG: Power Good pin indicating the output voltage is within the desired range
8. EN: Enable pin to turn the IC on/off

Functional Features

• Voltage Regulation: The LTC3872EDDB-1#TRPBF provides precise and stable output voltage regulation, ensuring reliable operation of connected devices.
• Current Limit Protection: It incorporates current limit protection to prevent damage caused by excessive current flow.
• Soft-Start/Tracking: The soft-start feature allows for a controlled startup, minimizing inrush current. The tracking function enables synchronized voltage changes with an external reference.
• Power Good Indicator: The power good pin indicates whether the output voltage is within the desired range, providing a signal for system monitoring.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power losses.
• Wide input voltage range allows for versatile applications.
• Adjustable output voltage meets specific requirements.
• Current limit protection prevents damage from excessive current flow.
• Thermal shutdown protects against overheating.

Disadvantages

• Limited maximum output current (20A) may not be suitable for high-power applications.
• Requires careful consideration of thermal management due to potential heat dissipation.

Working Principles

The LTC3872EDDB-1#TRPBF operates based on a switching regulator topology. It utilizes high-frequency switching to efficiently convert the input voltage to the desired output voltage. By controlling the duty cycle of the switching signal, the IC regulates the output voltage according to the feedback received from the FB pin. This feedback loop ensures precise voltage regulation.

Detailed Application Field Plans

The LTC3872EDDB-1#TRPBF finds applications in various fields, including but not limited to: - Power supplies for computer systems and servers - Industrial automation and control systems - Telecommunications equipment - Automotive electronics - Renewable energy systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LTC3872EDDB-1#TRPBF include: - LT8610ABEMSE#PBF - TPS54332DDAR - MAX15062AASA+ - ADP2386ACPZ-R7

These alternatives should be evaluated based on specific requirements and compatibility with the intended application.

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