LTC3789IUFD#PBF

Product Overview

Category

LTC3789IUFD#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• Integrated circuit
• Power management functionality
• High efficiency
• Wide input voltage range
• Adjustable output voltage
• Compact package size

Package

LTC3789IUFD#PBF is available in a small form factor package, which ensures easy integration into various electronic devices.

Essence

The essence of LTC3789IUFD#PBF lies in its ability to efficiently manage power in electronic systems, providing stable and adjustable output voltages.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 4V - 60V
• Output Voltage Range: 0.8V - 60V
• Maximum Output Current: 20A
• Switching Frequency: Up to 750kHz
• Operating Temperature Range: -40°C to 125°C
• Package Type: QFN-38

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. SS/TRK: Soft-start/tracking control pin
4. VFB: Feedback voltage pin
5. COMP: Compensation pin
6. FBADJ: Feedback adjustment pin
7. PGND: Power ground pin
8. SW: Switching node pin
9. BST: Boost capacitor connection pin
10. AGND: Analog ground pin
11. SYNC/MODE: Synchronization/mode selection pin
12. CLKOUT: Clock output pin
13. CLKIN: Clock input pin
14. VCC: Supply voltage pin
15. VCCSENSE: Supply voltage sense pin
16. VCCINT: Internal supply voltage pin
17. VCCOUT: Output voltage pin
18. VCCFB: Feedback voltage pin
19. VCCCOMP: Compensation pin
20. VCCADJ: Feedback adjustment pin
21. VCCPGND: Power ground pin
22. VCCSW: Switching node pin
23. VCCBST: Boost capacitor connection pin
24. VCCAGND: Analog ground pin
25. VCCSYNC/MODE: Synchronization/mode selection pin
26. VCCCLKOUT: Clock output pin
27. VCCCLKIN: Clock input pin
28. VCCSENSE: Supply voltage sense pin
29. VCCINT: Internal supply voltage pin
30. VCCOUT: Output voltage pin
31. VCCFB: Feedback voltage pin
32. VCCCOMP: Compensation pin
33. VCCADJ: Feedback adjustment pin
34. VCCPGND: Power ground pin
35. VCCSW: Switching node pin
36. VCCBST: Boost capacitor connection pin
37. VCCAGND: Analog ground pin
38. VCCSYNC/MODE: Synchronization/mode selection pin

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss during operation.
• Adjustable output voltage enables customization according to specific requirements.
• Soft-start/tracking control facilitates smooth startup and shutdown transitions.
• Synchronization/mode selection pin provides flexibility in operation modes.
• Integrated compensation circuitry simplifies design and improves stability.

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings.
• Wide input voltage range enhances compatibility.
• Compact package size enables space-saving designs.
• Adjustable output voltage offers versatility.
• Integrated compensation circuitry simplifies design.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Higher cost compared to non-integrated power management solutions.
• Requires careful consideration of thermal management due to operating temperature range.

Working Principles

LTC3789IUFD#PBF operates based on a boost converter topology. It takes an input voltage within the specified range and efficiently boosts it to a higher output voltage, which can be adjusted as needed. The integrated control circuitry ensures stable and regulated output voltages, while the switching frequency allows for efficient power conversion. The various pins and functions enable customization and control over the operation of the IC.

Detailed Application Field Plans

LTC3789IUFD#PBF finds applications in various fields, including but not limited to: - Industrial automation - Automotive electronics - Renewable energy systems - Telecommunications - Consumer electronics

In industrial automation, this IC can be used to regulate power supply in control systems and motor drives. In automotive electronics, it can be employed for voltage regulation in electric vehicles and hybrid cars. In renewable energy systems, LTC3789IUFD