LT3481IMSE#TRPBF

Product Overview

Category

LT3481IMSE#TRPBF belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a step-up DC/DC converter.

Characteristics

• High efficiency
• Wide input voltage range
• Adjustable output voltage
• Low quiescent current
• Internal compensation
• Soft-start capability

Package

LT3481IMSE#TRPBF is available in an MSOP-16 package.

Essence

The essence of LT3481IMSE#TRPBF lies in its ability to efficiently convert a lower input voltage to a higher output voltage, making it suitable for various applications.

Packaging/Quantity

This product is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: Up to 34V
• Switching Frequency: 400kHz
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. SW: Switching node connection
3. GND: Ground reference
4. FB: Feedback pin for output voltage regulation
5. VCC: Supply voltage for internal circuitry
6. SS/TR: Soft-start/Shutdown control pin
7. SYNC: Synchronization input/output pin
8. PGND: Power ground reference

Functional Features

• High efficiency up to 94%
• Integrated power switch
• Adjustable output voltage through feedback pin
• Soft-start capability for controlled startup
• Synchronization capability with external clock signal
• Overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power dissipation
• Wide input voltage range allows for versatile applications
• Adjustable output voltage provides flexibility
• Soft-start capability prevents excessive inrush current
• Synchronization feature enables system integration

Disadvantages

• Limited maximum output voltage of 34V
• Requires external components for operation
• May require additional heat sinking for high-power applications

Working Principles

LT3481IMSE#TRPBF operates as a step-up DC/DC converter by utilizing an internal power switch and control circuitry. The input voltage is boosted to a higher output voltage through a series of switching cycles. The feedback pin regulates the output voltage, while the soft-start feature ensures a controlled startup. The device also incorporates various protection mechanisms to safeguard against overcurrent and thermal issues.

Detailed Application Field Plans

LT3481IMSE#TRPBF finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - LED lighting systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LT3481IMSE#TRPBF are: - LM2577-ADJ - MAX1771 - TPS61200

These models can be considered based on specific application requirements and design constraints.

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