LT3758EMSE#PBF

Product Overview

Category

The LT3758EMSE#PBF belongs to the category of integrated circuits (ICs) used in power management applications.

Use

This IC is specifically designed for controlling and regulating the power supply in various electronic devices.

Characteristics

• High efficiency: The LT3758EMSE#PBF offers high efficiency power conversion, minimizing energy loss.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable output voltage: The output voltage can be easily adjusted to meet specific requirements.
• Current mode control: This IC utilizes current mode control for improved stability and response.

Package

The LT3758EMSE#PBF is available in a small MSOP-16 package, which provides compactness and ease of integration into circuit designs.

Essence

The essence of the LT3758EMSE#PBF lies in its ability to efficiently regulate and control power supply, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with each reel or tube containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 3V to 40V
• Output Voltage Range: 0.6V to 36V
• Maximum Switching Frequency: 500kHz
• Maximum Output Current: 4A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. FB: Feedback pin for adjusting the output voltage
4. VCC: Supply voltage for internal circuitry
5. SS: Soft-start pin for controlling the startup behavior
6. SYNC: Synchronization pin for external clock input
7. RT/CLKOUT: External resistor connection for setting the switching frequency or outputting a clock signal
8. SW: Switching node pin for connecting the power switch

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage enables customization for specific device requirements.
• Current mode control ensures stable and responsive power regulation.
• Soft-start feature provides controlled startup, reducing inrush current.
• Synchronization capability allows synchronization with an external clock source.

Advantages and Disadvantages

Advantages

• High efficiency power conversion reduces energy loss.
• Compact MSOP-16 package facilitates integration into space-constrained designs.
• Wide input voltage range enhances versatility.
• Adjustable output voltage accommodates diverse application needs.
• Current mode control improves stability and response.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires external components for operation, increasing complexity.

Working Principles

The LT3758EMSE#PBF operates based on a current mode control architecture. It regulates the power supply by continuously monitoring the current flowing through the power switch. By adjusting the duty cycle of the switch, it maintains a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The LT3758EMSE#PBF finds applications in various fields, including but not limited to: 1. Industrial automation systems 2. Automotive electronics 3. Telecommunications equipment 4. Consumer electronics 5. LED lighting systems 6. Battery charging circuits 7. Power supplies for embedded systems

Detailed and Complete Alternative Models

1. LT3758AEMSE#PBF: Similar to LT3758EMSE#PBF, but with extended temperature range (-40°C to 150°C).
2. LT3758HMS#PBF: Higher maximum output current (6A) for more demanding applications.
3. LT3758EMSE-1#PBF: Lower maximum output current (2A) for lower power requirements.

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

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