LT8391EUFD#TRPBF

Product Overview

Category

LT8391EUFD#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
• Adjustable output voltage
• Compact package size
• Low power consumption

Package

LT8391EUFD#TRPBF is available in a small and compact QFN package.

Essence

The essence of LT8391EUFD#TRPBF lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 100V
• Output Voltage Range: 0.8V to 60V
• Maximum Output Current: 2A
• Switching Frequency: 200kHz to 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin for turning the device on/off
5. VOUT: Output voltage pin
6. SW: Switching pin for controlling the power flow

Functional Features

• Wide input voltage range allows for versatile applications
• Adjustable output voltage provides flexibility in power management
• High efficiency ensures minimal power loss
• Integrated protection features for overvoltage, undervoltage, and overcurrent conditions
• Soft-start function for smooth power-up operation

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings
• Wide input voltage range accommodates various power sources
• Compact package size enables space-saving designs
• Integrated protection features enhance system reliability

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Higher cost compared to some alternative models

Working Principles

LT8391EUFD#TRPBF operates based on a buck-boost switching regulator topology. It utilizes high-frequency switching to efficiently convert the input voltage to the desired output voltage. The feedback mechanism ensures accurate regulation of the output voltage, while the integrated control circuitry provides protection against fault conditions.

Detailed Application Field Plans

LT8391EUFD#TRPBF finds applications in various fields, including: 1. Automotive electronics 2. Industrial automation 3. Renewable energy systems 4. Telecommunications equipment 5. LED lighting

In automotive electronics, it can be used for power management in electric vehicles and hybrid cars. In industrial automation, it can regulate power supply for motor drives and control systems. In renewable energy systems, it can be employed for solar panel voltage regulation. In telecommunications equipment, it can provide efficient power conversion for network devices. Lastly, in LED lighting, it can control the brightness and power supply of LED modules.

Detailed and Complete Alternative Models

1. LT8390EUFD#TRPBF: Similar to LT8391EUFD#TRPBF with a higher maximum output current of 3A.
2. LT8392EUFD#TRPBF: Similar to LT8391EUFD#TRPBF with a wider input voltage range of 4V to 120V.
3. LT8393EUFD#TRPBF: Similar to LT8391EUFD#TRPBF with a lower switching frequency of 100kHz to 1MHz.

These alternative models offer similar functionality but with slight variations in specifications to cater to different application requirements.

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