LT3690HUFE#TRPBF

Product Overview

Category

The LT3690HUFE#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

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

Characteristics

• High efficiency: The LT3690HUFE#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.
• Compact package: The IC is available in a compact package, enabling space-saving designs.
• Low quiescent current: It has a low quiescent current, reducing power consumption when the load is light.

Package

The LT3690HUFE#TRPBF is typically packaged in a small outline integrated circuit (SOIC) package. This package provides mechanical protection and facilitates easy integration into circuit boards.

Essence

The essence of the LT3690HUFE#TRPBF lies in its ability to efficiently regulate and control power supply voltages, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

The IC is usually supplied in reels or tubes, with a typical quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 36V
• Output Voltage Range: 0.8V to 34V
• Maximum Output Current: 2A
• Switching Frequency: Up to 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3690HUFE#TRPBF features a standard pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. SW: Switching pin
4. FB: Feedback pin
5. EN: Enable pin
6. VOUT: Output voltage pin

Functional Features

• High efficiency synchronous buck regulator
• Adjustable output voltage through external resistors
• Soft-start and tracking functionality for controlled startup
• Overcurrent protection and thermal shutdown features for enhanced safety
• Low dropout voltage operation for improved efficiency

Advantages and Disadvantages

Advantages

• High conversion efficiency leads to reduced power losses
• Wide input voltage range allows for versatile applications
• Compact package enables space-saving designs
• Low quiescent current minimizes power consumption

Disadvantages

• Limited maximum output current (2A)
• Requires external resistors for output voltage adjustment

Working Principles

The LT3690HUFE#TRPBF operates as a synchronous buck regulator, utilizing pulse-width modulation (PWM) techniques to regulate the output voltage. It employs an internal switch to control the energy transfer from the input to the output, achieving efficient voltage conversion.

Detailed Application Field Plans

The LT3690HUFE#TRPBF finds applications in various fields, including but not limited to: - Industrial automation systems - Telecommunications equipment - Automotive electronics - Portable electronic devices - Power supply modules

Detailed and Complete Alternative Models

1. LT3690HMPFE#TRPBF: Similar to LT3690HUFE#TRPBF, but packaged in a micro SMD package.
2. LT3690HIFE#TRPBF: Similar to LT3690HUFE#TRPBF, but with extended temperature range (-40°C to 150°C).
3. LT3690HSE#TRPBF: Similar to LT3690HUFE#TRPBF, but with a higher maximum output current of 3A.

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

In conclusion, the LT3690HUFE#TRPBF is a highly efficient synchronous buck regulator IC used for power management applications. Its compact size, wide input voltage range, and low quiescent current make it an ideal choice for various electronic devices and systems. While it has some limitations, its advantages outweigh the disadvantages, making it a reliable solution for voltage regulation.