LT3763EFE#TRPBF

Product Overview

Category

LT3763EFE#TRPBF belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a high-performance synchronous buck-boost DC/DC converter.

Characteristics

• High efficiency
• Wide input voltage range
• Adjustable output voltage and current
• Synchronous rectification
• Programmable soft-start
• Fault protection features

Package

LT3763EFE#TRPBF is available in a 28-lead TSSOP package.

Essence

The essence of LT3763EFE#TRPBF lies in its ability to efficiently convert DC power from one voltage level to another, making it suitable for various applications.

Packaging/Quantity

This product is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 4V to 60V
• Output Voltage Range: -0.5V to 60V
• Maximum Switching Frequency: 1MHz
• Maximum Output Current: 6A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. SS/TRK: Soft-start/tracking pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. SYNC/MODE: Synchronization/mode selection pin
7. RT/CLKOUT: External resistor or clock output pin
8. CLKIN: Clock input pin
9. SW: Switch pin
10. PGND: Power ground pin
11. ITH: Current sense threshold pin
12. SS/TRK: Soft-start/tracking pin
13. VCC: Supply voltage pin
14. VCC: Supply voltage pin
15. VCC: Supply voltage pin
16. VCC: Supply voltage pin
17. VCC: Supply voltage pin
18. VCC: Supply voltage pin
19. VCC: Supply voltage pin
20. VCC: Supply voltage pin
21. VCC: Supply voltage pin
22. VCC: Supply voltage pin
23. VCC: Supply voltage pin
24. VCC: Supply voltage pin
25. VCC: Supply voltage pin
26. VCC: Supply voltage pin
27. VCC: Supply voltage pin
28. VCC: Supply voltage pin

Functional Features

• Buck-boost operation
• Constant current and constant voltage modes
• Adjustable switching frequency
• Overvoltage protection
• Undervoltage lockout
• Thermal shutdown protection
• Programmable soft-start
• Synchronization capability

Advantages and Disadvantages

Advantages

• High efficiency conversion
• Wide input voltage range
• Flexible output voltage and current adjustment
• Compact package size
• Comprehensive fault protection features

Disadvantages

• Relatively high cost compared to non-integrated solutions
• Requires careful thermal management due to high power dissipation

Working Principles

LT3763EFE#TRPBF operates by utilizing a buck-boost topology, which allows it to regulate the output voltage regardless of whether the input voltage is higher or lower than the desired output voltage. It achieves this through synchronous rectification and high-frequency switching.

The IC monitors the feedback voltage and adjusts the duty cycle of the internal switches to maintain the desired output voltage. It also provides various protection mechanisms to safeguard against faults such as overvoltage, undervoltage, and excessive temperature.

Detailed Application Field Plans

LT3763EFE#TRPBF finds applications in various fields, including but not limited to: - Automotive electronics - Industrial power supplies - LED lighting systems - Battery charging systems - Portable devices

Detailed and Complete Alternative Models

Some alternative models to LT3763EFE#TRPBF that offer similar functionality include: - LT8390 - LTC3789 - LM5118 - TPS63020

These alternatives can be considered based on specific requirements and design constraints.

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