LT3517HFE#PBF

Product Overview

The LT3517HFE#PBF is a high-performance step-up DC/DC converter designed for various applications in the electronics industry. This device falls under the category of power management integrated circuits (PMICs) and is commonly used to efficiently boost voltage levels in electronic systems. With its compact package and advanced features, the LT3517HFE#PBF offers a reliable solution for power conversion needs.

Basic Information

• Category: Power Management Integrated Circuit (PMIC)
• Use: Step-up DC/DC Converter
• Characteristics: High performance, compact design
• Package: 16-Lead TSSOP
• Essence: Efficient voltage boosting
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Input Voltage Range: 2.5V to 30V
• Output Voltage Range: Up to 40V
• Switching Frequency: Up to 2MHz
• Maximum Output Current: 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3517HFE#PBF features a 16-pin TSSOP package with the following pin configuration: 1. VIN: Input Voltage 2. SW: Switch Node 3. FB: Feedback Pin 4. GND: Ground 5. RT/CLK: Oscillator Frequency Set/External Clock Synchronization 6. SYNC/MODE: Synchronization/MODE Selection 7. SS/TR/UVLO: Soft-Start/Tracking/Undervoltage Lockout 8. VCC: IC Supply Voltage

Functional Features

• High Efficiency Operation
• Wide Input Voltage Range
• Adjustable Output Voltage
• Synchronization Capability
• Internal Soft-Start Function
• Overvoltage Protection
• Thermal Shutdown

Advantages and Disadvantages

Advantages

• High efficiency operation leads to reduced power loss
• Wide input voltage range enhances versatility
• Adjustable output voltage for flexibility in different applications
• Synchronization capability for system integration
• Internal soft-start function for controlled start-up

Disadvantages

• Limited maximum output current (1A)
• Requires careful consideration of thermal management at higher operating temperatures

Working Principles

The LT3517HFE#PBF operates by utilizing a high-efficiency step-up switching regulator to convert lower input voltages to higher output voltages. It employs a synchronous rectification topology to minimize power loss and maximize efficiency. The device also incorporates various protection features to ensure safe and reliable operation under different conditions.

Detailed Application Field Plans

The LT3517HFE#PBF finds extensive application in various fields such as: - LED Lighting Systems - Portable Electronic Devices - Industrial Control Systems - Automotive Electronics - Battery-Powered Equipment

Detailed and Complete Alternative Models

For users seeking alternative models, the following options can be considered: - LT3479 - LT8362 - LT3757

In conclusion, the LT3517HFE#PBF offers a high-performance solution for step-up DC/DC conversion needs in diverse electronic applications. Its advanced features, compact design, and wide input voltage range make it a versatile choice for power management requirements.

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