LT3690HUFE#PBF

Product Overview

The LT3690HUFE#PBF belongs to the category of voltage regulators and is designed for use in various electronic devices. This integrated circuit offers high efficiency, compact packaging, and versatile characteristics, making it suitable for a wide range of applications. The package type is a 20-Lead TSSOP, and it is available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4V to 60V
• Output Voltage Range: 0.8V to 24V
• Maximum Output Current: 2.5A
• Switching Frequency: 400kHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3690HUFE#PBF features a 20-pin TSSOP package with specific pin functions assigned as follows: 1. VIN: Input Voltage 2. SW: Switch Node 3. FB: Feedback Node 4. GND: Ground 5. SS/TRK: Soft-Start/Tracking 6. SYNC/MODE: Synchronization/Mode Selection 7. RT/CLKOUT: Timing Resistor/Clock Output 8. VCC: Supply Voltage 9. PGATE: Power MOSFET Gate Drive 10. AGND: Analog Ground 11. BST: Bootstrap Capacitor Connection 12. COMP: Compensation Node 13. SS/TRK: Soft-Start/Tracking 14. SYNC/MODE: Synchronization/Mode Selection 15. RT/CLKOUT: Timing Resistor/Clock Output 16. VCC: Supply Voltage 17. PGATE: Power MOSFET Gate Drive 18. AGND: Analog Ground 19. BST: Bootstrap Capacitor Connection 20. COMP: Compensation Node

Functional Features

The LT3690HUFE#PBF offers precise output voltage regulation, high efficiency, and a wide input voltage range. It also includes soft-start and tracking capabilities, synchronization options, and clock output for system timing. Additionally, it provides robust gate drivers for external power MOSFETs, ensuring reliable performance in various operating conditions.

Advantages and Disadvantages

Advantages

• Wide input voltage range
• High efficiency
• Compact packaging
• Versatile features for system integration
• Robust gate drivers for external power MOSFETs

Disadvantages

• Limited maximum output current compared to some alternative models
• Slightly higher cost compared to basic linear regulators

Working Principles

The LT3690HUFE#PBF operates based on a switching regulator topology, utilizing high-frequency switching to regulate the output voltage efficiently. It employs feedback control to maintain the desired output voltage and incorporates various protection features to ensure safe operation under different load and fault conditions.

Detailed Application Field Plans

The LT3690HUFE#PBF is well-suited for a wide range of applications, including but not limited to: - Industrial power supplies - Automotive electronics - Telecommunications equipment - Battery-powered systems - LED lighting - Distributed power architectures

Detailed and Complete Alternative Models

Some alternative models to the LT3690HUFE#PBF include: - LT3690IUH#PBF - LT3690IMSE#PBF - LT3690HMSE#PBF - LT3690IMS#PBF

These alternatives offer similar functionality and performance, providing flexibility for design considerations and component availability.

In conclusion, the LT3690HUFE#PBF is a versatile voltage regulator with a wide range of applications, offering high efficiency, precise regulation, and robust features for reliable performance in various electronic systems.

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