LT3755EMSE#PBF

Product Overview

Category

The LT3755EMSE#PBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various power supply and lighting applications, where it efficiently controls and regulates the power flow.

Characteristics

• High efficiency: The LT3755EMSE#PBF offers high efficiency power conversion, minimizing energy losses.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable output voltage: The IC allows for adjustable output voltage, providing flexibility in different power supply scenarios.

Package

The LT3755EMSE#PBF comes in a small MSOP-16 package, which ensures compactness and ease of integration into electronic systems.

Essence

The essence of this product lies in its ability to efficiently manage power flow, ensuring stable and reliable operation of various devices and systems.

Packaging/Quantity

The LT3755EMSE#PBF is typically packaged in reels, containing a specific quantity of ICs per reel. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4V to 40V
• Output Voltage Range: 0.8V to 36V
• Maximum Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C
• Package Type: MSOP-16

Detailed Pin Configuration

The LT3755EMSE#PBF features a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VCC: Power supply pin
4. SW: Switching node pin
5. FB: Feedback pin
6. RT: Timing resistor pin
7. CT: Timing capacitor pin
8. SYNC: Synchronization pin
9. SS/TR: Soft-start/Tracking pin
10. VREF: Reference voltage pin
11. COMP: Compensation pin
12. EN/UVLO: Enable/Undervoltage lockout pin
13. PGND: Power ground pin
14. LX1: Inductor connection pin 1
15. LX2: Inductor connection pin 2
16. VOUT: Output voltage pin

Functional Features

• High-efficiency synchronous buck regulator
• Adjustable output voltage and current limit
• Programmable switching frequency
• Soft-start and tracking capability
• Overvoltage and overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and heat dissipation.
• Wide input voltage range allows for versatile applications.
• Compact package enables easy integration into various systems.
• Adjustable output voltage provides flexibility in power supply design.

Disadvantages

• Limited maximum switching frequency may not be suitable for certain high-frequency applications.
• Requires external components for complete functionality, increasing overall system complexity.

Working Principles

The LT3755EMSE#PBF operates as a synchronous buck regulator, converting the input voltage to a regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the power flow efficiently. The IC incorporates various protection features to ensure safe operation under different conditions.

Detailed Application Field Plans

The LT3755EMSE#PBF finds applications in a wide range of fields, including but not limited to: - LED lighting systems - Automotive electronics - Industrial power supplies - Battery charging systems - Telecom infrastructure

Detailed and Complete Alternative Models

1. LT3754EMSE#PBF: Similar to LT3755EMSE#PBF, but with a different pin configuration.
2. LT3756EMSE#PBF: Offers higher maximum switching frequency and additional features.
3. LT3757EMSE#PBF: Designed for high-power applications with increased current handling capability.

These alternative models provide similar functionality and can be considered as substitutes based on specific requirements.

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