LT1170HVCQ#TRPBF

Introduction

The LT1170HVCQ#TRPBF is a high voltage step-down switching regulator belonging to the category of power management integrated circuits (ICs). This device is widely used in various electronic applications due to its unique characteristics and versatile packaging options.

Basic Information Overview

• Category: Power Management IC
• Use: Step-down switching regulator
• Characteristics: High voltage capability, efficient power conversion
• Package: QFN-16
• Essence: Efficient power management for high voltage applications
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: Up to 60V
• Output Voltage Range: 1.25V to 36V
• Maximum Output Current: 2.5A
• Switching Frequency: Adjustable up to 500kHz
• Operating Temperature Range: -40°C to 125°C
• Efficiency: Up to 90%

Detailed Pin Configuration

The LT1170HVCQ#TRPBF features a 16-pin QFN package with the following pin configuration: 1. VIN: Input voltage 2. GND: Ground 3. FB: Feedback 4. SYNC: Synchronization 5. SS/TR: Soft-start/Tracking 6. RT/CLK: Oscillator frequency set 7. VCC: Internal bias supply 8. SW: Switch node 9-16. NC: No connect

Functional Features

• Wide input voltage range for high voltage applications
• Adjustable output voltage and switching frequency
• Synchronization capability for multi-device operation
• Soft-start function for controlled start-up
• Overcurrent and overtemperature protection

Advantages and Disadvantages

Advantages

• High voltage capability suitable for industrial and automotive applications
• Efficient power conversion with high output current capability
• Compact QFN package for space-constrained designs

Disadvantages

• Limited maximum output current compared to some competing models
• Synchronization may require additional external components

Working Principles

The LT1170HVCQ#TRPBF operates on the principle of pulse-width modulation (PWM) to regulate the output voltage. When the input voltage is applied, the internal control circuitry adjusts the duty cycle of the switching transistor to maintain the desired output voltage. The feedback loop ensures stable regulation under varying load conditions.

Detailed Application Field Plans

The LT1170HVCQ#TRPBF finds extensive use in the following application fields: - Industrial power supplies - Automotive electronics - LED lighting systems - Battery charging circuits - Distributed power systems

Detailed and Complete Alternative Models

For users seeking alternative models with similar functionality, the following options are available: - LT1171HVCQ#TRPBF - LT1172HVCQ#TRPBF - LT1173HVCQ#TRPBF - LT1174HVCQ#TRPBF

In conclusion, the LT1170HVCQ#TRPBF offers a reliable solution for high voltage step-down power management in various electronic systems, with its efficient performance and compact packaging making it a preferred choice for designers across different industries.

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