LT3796IFE-1#PBF

Product Overview

Category

The LT3796IFE-1#PBF belongs to the category of integrated circuits (ICs) used in power management applications.

Use

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

Characteristics

• High efficiency power conversion
• Wide input voltage range
• Adjustable output voltage
• Current mode control
• Dimming capability
• Fault protection features

Package

The LT3796IFE-1#PBF is available in a small form factor, 28-lead TSSOP package.

Essence

The essence of LT3796IFE-1#PBF lies in its ability to efficiently manage power conversion, providing stable and regulated output voltages.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 100V
• Output Voltage Range: 0.8V to 60V
• Maximum Switching Frequency: 1MHz
• Maximum Output Current: 4A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3796IFE-1#PBF has a total of 28 pins. The pin configuration is as follows:

1. VIN: Input voltage pin
2. VCC: Supply voltage pin
3. GND: Ground pin
4. SW: Switching node pin
5. FB: Feedback pin
6. COMP: Compensation pin
7. SS: Soft-start pin
8. RT: Timing resistor pin
9. CT: Timing capacitor pin
10. EN/UVLO: Enable/Undervoltage lockout pin
11. SYNC: Synchronization pin
12. CLKOUT: Clock output pin
13. CLKIN: Clock input pin
14. VREF: Reference voltage pin
15. ITH: Current sense threshold pin
16. SS/TRK: Soft-start/Tracking pin
17. ADJ: Output voltage adjustment pin 18-28. NC: No connection pins

Functional Features

1. High Efficiency: The LT3796IFE-1#PBF offers high efficiency power conversion, minimizing energy losses.
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 output voltage can be easily adjusted to meet specific requirements.
4. Current Mode Control: The IC utilizes current mode control for improved stability and response.
5. Dimming Capability: It supports dimming functionality, allowing for brightness control in lighting applications.
6. Fault Protection: The IC incorporates various fault protection features, such as overvoltage and overcurrent protection.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Wide input voltage range
• Adjustable output voltage
• Dimming capability
• Fault protection features

Disadvantages

• Limited maximum output current (4A)

Working Principles

The LT3796IFE-1#PBF operates based on a combination of current mode control and pulse width modulation (PWM) techniques. It regulates the output voltage by adjusting the duty cycle of the switching waveform. The feedback loop continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

The LT3796IFE-1#PBF finds applications in various fields, including but not limited to: - LED lighting systems - Automotive electronics - Industrial automation - Telecommunications equipment - Power supplies

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT3796IFE-1#PBF include: - LT3796A - LT8396 - LT3763

These models provide comparable features and can be considered as alternatives depending on specific requirements.

In conclusion, the LT3796IFE-1#PBF is a versatile integrated circuit used for power management applications. With its high efficiency, wide input voltage range, and adjustable output voltage, it offers flexibility and reliability in various electronic systems. While it has a limited maximum output current, its numerous functional features and fault protection make it an excellent choice for diverse applications.