LTC3719EG#TRPBF

Product Overview

Category

LTC3719EG#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• High efficiency
• Wide input voltage range
• Adjustable output voltage
• Current mode control
• Overvoltage protection
• Undervoltage lockout

Package

LTC3719EG#TRPBF comes in a small 16-pin QFN package.

Essence

The essence of LTC3719EG#TRPBF lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of LTC3719EG#TRPBF ICs.

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.6V to 34V
• Maximum Output Current: 20A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. VCC: Power supply pin
4. FB: Feedback pin for output voltage regulation
5. COMP: Compensation pin for stability control
6. SS: Soft-start pin for gradual startup
7. PGND: Power ground pin
8. SYNC: Synchronization pin for external clock input
9. RT: Timing resistor pin for switching frequency adjustment
10. BST: Boost pin for high-side gate driver
11. SW: Switch pin for power transfer
12. AGND: Analog ground pin
13. OCSET: Overcurrent protection threshold setting pin
14. SS/TRK: Soft-start/tracking pin for output voltage ramp control
15. VOUT: Output voltage pin
16. PG: Power good indicator pin

Functional Features

• High efficiency power conversion
• Wide input voltage range for versatile applications
• Adjustable output voltage to meet specific requirements
• Current mode control for stable operation
• Overvoltage protection to prevent damage
• Undervoltage lockout for reliable performance

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings
• Wide input voltage range allows compatibility with various power sources
• Adjustable output voltage provides flexibility in design
• Current mode control ensures stability and fast transient response
• Overvoltage protection safeguards connected devices
• Undervoltage lockout prevents improper operation

Disadvantages

• Limited maximum output current of 20A may not be suitable for high-power applications
• Switching frequency up to 2MHz may introduce electromagnetic interference in sensitive systems

Working Principles

LTC3719EG#TRPBF operates on the principle of current mode control, where the output voltage is regulated by adjusting the duty cycle of the internal switch. The feedback loop compares the actual output voltage with the desired value and adjusts the duty cycle accordingly. This control mechanism ensures stable and efficient power transfer.

Detailed Application Field Plans

LTC3719EG#TRPBF finds applications in various fields, including: 1. Industrial automation 2. Telecommunications 3. Automotive electronics 4. Renewable energy systems 5. Consumer electronics

In industrial automation, this IC can be used for power management in motor control systems. In telecommunications, it can regulate power supply in network equipment. In automotive electronics, it enables efficient power distribution in electric vehicles. In renewable energy systems, it helps optimize power conversion from solar panels or wind turbines. In consumer electronics, it can be utilized in portable devices for efficient battery charging.

Detailed and Complete Alternative Models

1. LTC3719EUH#TRPBF
2. LTC3719EGN#TRPBF
3. LTC3719EUF#TRPBF
4. LTC3719IGN#TRPBF
5. LTC3719IUF#TRPBF

These alternative models offer similar functionality and characteristics to LTC3719EG#TRPBF, providing options for different package types or pin configurations.

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