LT4256-3CGN#PBF

Product Overview

Category

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

Use

This product is commonly used in electronic devices for power management and control.

Characteristics

• The LT4256-3CGN#PBF is a high voltage, isolated flyback controller.
• It operates with input voltages ranging from 9V to 80V.
• This IC provides excellent regulation and transient response.
• It offers adjustable output voltage and current limiting features.
• The LT4256-3CGN#PBF is designed to withstand harsh industrial environments.

Package

This product comes in a compact 16-pin SSOP package.

Essence

The LT4256-3CGN#PBF is an essential component for efficient power management and control in various electronic applications.

Packaging/Quantity

The LT4256-3CGN#PBF is typically packaged in reels containing 250 units.

Specifications

• Input Voltage Range: 9V to 80V
• Output Voltage Range: Adjustable
• Maximum Output Current: Varies based on application
• Operating Temperature Range: -40°C to 85°C
• Package Type: 16-pin SSOP

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. COMP: Compensation pin for stability control
5. RT/CLK: External resistor or clock input for frequency control
6. SYNC: Synchronization input pin
7. VCC: Supply voltage pin
8. VCCSENSE: Supply voltage sensing pin
9. VCCREF: Reference voltage output pin
10. VCCSW: Switching voltage supply pin
11. SW: Switching node pin
12. SWSENSE: Switching node sensing pin
13. VCCINT: Internal voltage supply pin
14. INTVCC: Internal voltage reference pin
15. INTFB: Internal feedback pin
16. NC: No connection

Functional Features

• High voltage flyback controller for isolated power supplies
• Wide input voltage range for versatile applications
• Adjustable output voltage and current limiting capabilities
• Excellent regulation and transient response for stable operation
• Robust design suitable for harsh industrial environments

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Adjustable output voltage and current limiting features provide customization options.
• Excellent regulation and transient response ensure stable and reliable performance.
• Robust design makes it suitable for use in harsh industrial environments.

Disadvantages

• The 16-pin SSOP package may require careful handling during assembly.
• Limited availability of alternative models with similar specifications.

Working Principles

The LT4256-3CGN#PBF operates as a high voltage, isolated flyback controller. It regulates the output voltage by adjusting the duty cycle of the switching transistor. The feedback pin (FB) monitors the output voltage and provides the necessary control signals to maintain the desired voltage level. The compensation pin (COMP) ensures stability by compensating for any variations in the system. The LT4256-3CGN#PBF also incorporates current limiting features to protect the circuit from excessive currents.

Detailed Application Field Plans

The LT4256-3CGN#PBF finds application in various fields, including: 1. Industrial automation systems 2. Power distribution systems 3. Renewable energy systems 4. Automotive electronics 5. Telecommunications equipment 6. Medical devices 7. Consumer electronics

Detailed and Complete Alternative Models

While the LT4256-3CGN#PBF is a highly capable IC, there are alternative models available with similar specifications. Some notable alternatives include: 1. LT8309-3CGN#PBF 2. LT8305-3CGN#PBF 3. LT8310-3CGN#PBF 4. LT8311-3CGN#PBF

These alternative models offer comparable features and can be considered as substitutes for the LT4256-3CGN#PBF in specific applications.

In conclusion, the LT4256-3CGN#PBF is a versatile high voltage, isolated flyback controller used for power management and control in various electronic devices. Its adjustable output voltage, current limiting capabilities, and excellent regulation make it an ideal choice for demanding applications. While careful handling may be required due to its package type, the LT4256-3CGN#PBF's robust design ensures reliable performance even in harsh industrial environments.