LT3645EUD#TRPBF

Product Overview

Category

LT3645EUD#TRPBF belongs to the category of integrated circuits (ICs).

Use

It is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• High efficiency
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

LT3645EUD#TRPBF is available in a small 12-pin QFN package.

Essence

The essence of LT3645EUD#TRPBF lies in its ability to efficiently regulate voltage and manage power in electronic devices.

Packaging/Quantity

This product is typically sold in reels, with each reel containing a specific quantity of LT3645EUD#TRPBF ICs.

Specifications

• Input Voltage Range: 2.7V to 40V
• Output Voltage Range: 0.6V to 38V
• Maximum Output Current: 4A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. SW: Switching node pin
4. FB: Feedback pin
5. SS: Soft-start pin
6. VCC: Supply voltage pin
7. PGND: Power ground pin
8. SYNC: Synchronization pin
9. RT: Timing resistor pin
10. CT: Timing capacitor pin
11. EN: Enable pin
12. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility in different scenarios.
• Overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents overheating and damage.
• Low quiescent current minimizes power consumption.

Advantages

• High efficiency leads to reduced power loss.
• Wide input voltage range enables compatibility with various power sources.
• Adjustable output voltage allows for customization based on specific requirements.
• Overcurrent and thermal shutdown protection enhance the reliability and safety of the circuit.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• The small package size may pose challenges during assembly and soldering processes.

Working Principles

LT3645EUD#TRPBF operates as a step-down (buck) switching regulator. It converts a higher input voltage to a lower output voltage by controlling the duty cycle of the internal switch. This regulation process ensures efficient power transfer while maintaining a stable output voltage.

Detailed Application Field Plans

LT3645EUD#TRPBF finds application in various electronic devices, including but not limited to: - Portable electronic devices - Automotive electronics - Industrial equipment - Power supplies - LED lighting systems

Detailed and Complete Alternative Models

1. LT3645AED#TRPBF
2. LT3645BED#TRPBF
3. LT3645CED#TRPBF
4. LT3645DED#TRPBF
5. LT3645EFD#TRPBF

These alternative models offer similar functionality and characteristics to LT3645EUD#TRPBF, providing options for different design requirements.

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