LT3795HFE#TRPBF

Product Overview

Category

The LT3795HFE#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is primarily used for controlling and regulating power in various electronic devices and systems.

Characteristics

• High efficiency: The LT3795HFE#TRPBF offers high efficiency power conversion, minimizing energy loss.
• 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 levels, providing flexibility in power supply design.
• Current mode control: It utilizes current mode control architecture, ensuring stable and reliable operation.

Package

The LT3795HFE#TRPBF is available in a compact and industry-standard surface mount package.

Essence

The essence of LT3795HFE#TRPBF lies in its ability to efficiently manage power conversion, enabling optimal performance and reliability in electronic systems.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4V to 60V
• Output Voltage Range: 0.8V to 55V
• Maximum Switching Frequency: 1MHz
• Maximum Output Current: 4A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3795HFE#TRPBF features a 20-pin configuration as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VCC: Supply voltage pin
4. FB: Feedback pin for output voltage regulation
5. COMP: Compensation pin for stability control
6. SS: Soft-start pin for gradual power-up
7. RT: Timing resistor pin for switching frequency control
8. SYNC: Synchronization pin for external clock input
9. EN/UVLO: Enable/Undervoltage lockout pin
10. PGND: Power ground pin
11. SW: Switching node pin 12-20. NC: No connection pins

Functional Features

1. High Efficiency Conversion: The LT3795HFE#TRPBF offers high efficiency power conversion, reducing energy loss and improving overall system performance.
2. Wide Input Voltage Range: It can handle a wide range of input voltages, making it suitable for various applications.
3. Adjustable Output Voltage: The IC allows for adjustable output voltage levels, providing flexibility in power supply design.
4. Current Mode Control: Utilizing current mode control architecture ensures stable and reliable operation even under varying load conditions.
5. Protection Features: The IC incorporates various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, enhancing system safety and reliability.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Wide input voltage range
• Adjustable output voltage
• Current mode control for stability
• Integrated protection features

Disadvantages

• Limited maximum output current (4A)
• Requires careful consideration of thermal management due to high power dissipation

Working Principles

The LT3795HFE#TRPBF operates based on a current mode control architecture. It regulates the power conversion process by continuously monitoring the current flowing through the power switch. By adjusting the duty cycle of the switch, it maintains a stable output voltage regardless of load variations. This control mechanism ensures efficient power transfer and reliable operation.

Detailed Application Field Plans

The LT3795HFE#TRPBF finds application in various fields, including but not limited to: - LED lighting systems - Automotive electronics - Industrial automation - Telecommunications equipment - Renewable energy systems

Detailed and Complete Alternative Models

1. LT3794HFE#TRPBF: Similar to LT3795HFE#TRPBF with a higher maximum output current of 6A.
2. LT3796HFE#TRPBF: Similar to LT3795HFE#TRPBF with additional features such as adjustable switching frequency and synchronization capability.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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