LT3641EUFD#PBF

Product Overview

Category

LT3641EUFD#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• Integrated circuit
• Power management functionality
• Small form factor
• High efficiency
• Wide input voltage range
• Low quiescent current

Package

LT3641EUFD#PBF is available in a compact and durable package, suitable for various electronic devices.

Essence

The essence of LT3641EUFD#PBF lies in its ability to efficiently manage power in electronic systems, ensuring optimal performance and energy utilization.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 45V
• Output Voltage Range: 0.8V - 40V
• Maximum Output Current: 4A
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C
• Package Type: QFN-28

Detailed Pin Configuration

1. VIN: Input voltage pin
2. SW: Switching node connection
3. PGND: Power ground pin
4. FB: Feedback pin for output voltage regulation
5. SS: Soft-start capacitor connection
6. VCC: Supply voltage for internal control circuitry
7. GND: Ground reference pin
8. EN: Enable pin for turning the device on/off
9. SYNC: Synchronization input for external clock
10. BST: Boost capacitor connection
11. LX: Inductor connection
12. VOUT: Output voltage pin
13. COMP: Compensation pin for stability optimization
14. RT: Timing resistor connection for switching frequency adjustment
15. SS/TRK: Soft-start/tracking capacitor connection
16. AGND: Analog ground pin

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Integrated protection features such as overvoltage and overcurrent protection
• Adjustable output voltage for flexibility in different systems
• Soft-start functionality for smooth power-up sequencing
• Synchronization capability for synchronization with external clock signals

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings
• Wide input voltage range enables compatibility with various power sources
• Compact package size saves board space
• Integrated protection features enhance system reliability
• Adjustable output voltage provides versatility

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Requires careful consideration of external components for optimal performance

Working Principles

LT3641EUFD#PBF operates based on a switching regulator topology. It converts the input voltage to the desired output voltage by controlling the duty cycle of an internal switch. This switching action allows for efficient power conversion, minimizing power loss and maximizing energy utilization.

Detailed Application Field Plans

LT3641EUFD#PBF finds applications in various fields, including but not limited to: - Portable electronic devices - Automotive electronics - Industrial automation - Telecommunications equipment - Renewable energy systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LT3641EUFD#PBF include: - LT3642EUFD#PBF - LT3643EUFD#PBF - LT3644EUFD#PBF - LT3645EUFD#PBF

These alternative models provide options with different specifications and features, allowing designers to choose the most suitable solution for their specific requirements.

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