LT4256-3IGN#PBF

Product Overview

Category

The LT4256-3IGN#PBF belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

• The LT4256-3IGN#PBF is a high voltage, isolated flyback controller.
• It operates over a wide input voltage range and provides excellent regulation.
• This IC is designed to drive an external N-channel MOSFET for efficient power conversion.
• It offers various protection features such as overvoltage, overcurrent, and overtemperature protection.

Package

The LT4256-3IGN#PBF is available in a 16-pin SSOP package.

Essence

The essence of this IC lies in its ability to provide high voltage isolation and efficient power conversion in power management applications.

Packaging/Quantity

The LT4256-3IGN#PBF is typically packaged in reels and comes in quantities of 250 units per reel.

Specifications

• Input Voltage Range: 4.5V to 100V
• Output Voltage Range: Up to 100V
• Maximum Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to 125°C
• Quiescent Current: 1.2mA

Detailed Pin Configuration

The LT4256-3IGN#PBF has the following pin configuration:

1. VCC
2. GND
3. FB
4. COMP
5. RT
6. SYNC
7. SS
8. INTVCC
9. VCCSENSE
10. VCCREF
11. VCCSW
12. SW
13. VCCINT
14. VCCOUT
15. VCCIN
16. NC

Functional Features

• High voltage isolation for improved safety and reliability.
• Wide input voltage range allows for versatile applications.
• Excellent regulation ensures stable output voltage.
• Protection features safeguard against overvoltage, overcurrent, and overtemperature conditions.
• External MOSFET driver enables efficient power conversion.

Advantages

• High voltage isolation enhances safety in power management systems.
• Wide input voltage range provides flexibility in various applications.
• Excellent regulation ensures stable and reliable power conversion.
• Comprehensive protection features protect the IC and the system from potential damage.
• External MOSFET driver improves power efficiency.

Disadvantages

• The LT4256-3IGN#PBF may require additional external components for certain applications.
• Limited pin configuration options may restrict its use in specific circuit designs.

Working Principles

The LT4256-3IGN#PBF operates as a high voltage, isolated flyback controller. It utilizes an external N-channel MOSFET to regulate the power conversion process. The IC incorporates various control and protection features to ensure efficient and safe operation.

Detailed Application Field Plans

The LT4256-3IGN#PBF finds applications in various fields, including:

1. Industrial power supplies
2. Telecom infrastructure
3. Automotive electronics
4. Renewable energy systems
5. Medical equipment

Detailed and Complete Alternative Models

1. LT8300-3IGN#PBF
2. LT8315-3IGN#PBF
3. LT8309-3IGN#PBF
4. LT8310-3IGN#PBF
5. LT8311-3IGN#PBF

These alternative models offer similar functionality and can be considered as alternatives to the LT4256-3IGN#PBF.

In conclusion, the LT4256-3IGN#PBF is a high voltage, isolated flyback controller that provides efficient power conversion and excellent regulation. With its wide input voltage range and comprehensive protection features, it finds applications in various fields such as industrial power supplies, telecom infrastructure, automotive electronics, renewable energy systems, and medical equipment. While it may require additional external components for certain applications and has limited pin configuration options, alternative models are available to suit specific requirements.