LTC3869EUFD#TRPBF

Product Overview

Category

LTC3869EUFD#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
• Low quiescent current
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

LTC3869EUFD#TRPBF comes in a 28-pin QFN package.

Essence

The essence of this product lies in its ability to efficiently manage power in various applications.

Packaging/Quantity

LTC3869EUFD#TRPBF is typically packaged in reels and available in quantities suitable for mass production.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.8V to 24V
• Maximum Continuous Output Current: 10A
• Switching Frequency Range: 100kHz to 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin
4. EN: Enable pin
5. SS: Soft-start pin
6. VCC: Supply voltage pin
7. PGND: Power ground pin
8. BST: Boost pin
9. SW: Switch node pin
10. COMP: Compensation pin
11. SYNC: Synchronization pin
12. RT: Timing resistor pin
13. SS/TR: Soft-start/Timing capacitor pin
14. VFB: Feedback voltage pin
15. ITH: Current sense threshold pin
16. MODE: Mode selection pin
17. OCSET: Overcurrent limit set pin
18. PGOOD: Power good indicator pin
19. VOUT: Output voltage pin
20. VCC2: Secondary supply voltage pin
21. PGND2: Secondary power ground pin
22. SS2/TR2: Soft-start/Timing capacitor pin for secondary output
23. FB2: Feedback pin for secondary output
24. ITH2: Current sense threshold pin for secondary output
25. MODE2: Mode selection pin for secondary output
26. OCSET2: Overcurrent limit set pin for secondary output
27. SYNC2: Synchronization pin for secondary output
28. GND2: Ground pin for secondary output

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Adjustable output voltage provides flexibility.
• Overcurrent protection safeguards the circuit from damage.
• Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings.
• Wide input voltage range enables compatibility with various power sources.
• Adjustable output voltage offers customization options.
• Overcurrent protection enhances system reliability.
• Thermal shutdown protection prevents component damage.

Disadvantages

• Limited maximum continuous output current may restrict certain high-power applications.
• Higher cost compared to some alternative models.

Working Principles

LTC3869EUFD#TRPBF operates as a step-down (buck) switching regulator. It converts a higher input voltage to a lower output voltage efficiently by controlling the duty cycle of the internal power switch. The feedback mechanism ensures the output voltage remains stable within the desired range. Various control features, such as soft-start and overcurrent protection, enhance the performance and safety of the system.

Detailed Application Field Plans

LTC3869EUFD#TRPBF finds applications in various fields, including but not limited to: 1. Industrial automation 2. Automotive electronics 3. Telecommunications 4. Renewable energy systems 5. Consumer electronics

Detailed and Complete Alternative Models

1. LTC3869EUFD#PBF
2. LTC3869IUFD#TRPBF
3. LTC3869IUFD#PBF
4. LTC3869EFE#TRPBF
5. LTC3869EFE#PBF

These alternative models offer similar functionality and can be considered as substitutes for LTC3869EUFD#TRPBF.

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