LTC3115EFE-2#TRPBF

Product Overview

Category

The LTC3115EFE-2#TRPBF belongs to the category of high efficiency, synchronous buck-boost DC/DC converters.

Use

It is commonly used for powering low voltage, portable electronics from a variety of input sources.

Characteristics

• High efficiency
• Synchronous operation
• Wide input voltage range
• Low quiescent current
• Adjustable output voltage
• Integrated power path management

Package

The LTC3115EFE-2#TRPBF is available in a 16-lead plastic TSSOP package.

Essence

This product is essential for efficiently managing power conversion in portable electronic devices.

Packaging/Quantity

It is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 1.8V to 5.5V
• Output Voltage Range: 1.8V to 5.25V
• Switching Frequency: 1MHz
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC3115EFE-2#TRPBF features a 16-pin configuration with specific pins allocated for input, output, feedback, and control functions.

Functional Features

• Synchronous buck-boost topology
• PowerPath™ management
• Burst Mode® operation
• Soft-start capability
• Overcurrent protection
• Thermal shutdown

Advantages and Disadvantages

Advantages

• High efficiency across wide input voltage range
• Integrated power path management for seamless transitions between input and battery power
• Compact TSSOP package for space-constrained applications

Disadvantages

• Limited maximum output current compared to some alternative models
• Higher cost compared to non-synchronous converters

Working Principles

The LTC3115EFE-2#TRPBF utilizes a synchronous buck-boost topology to efficiently regulate the output voltage regardless of the input source voltage. It employs a combination of high-side and low-side N-channel MOSFETs to achieve this bidirectional voltage regulation.

Detailed Application Field Plans

This converter is well-suited for applications such as: - Portable medical devices - Handheld test equipment - Battery-powered industrial devices - Portable consumer electronics

Detailed and Complete Alternative Models

Some alternative models to consider include: - LT8494 - High efficiency buck-boost converter with higher maximum output current - LTC3114 - Buck-boost converter with lower quiescent current for ultra-low power applications - LT8582 - Synchronous step-up/step-down converter with integrated MPPT for solar-powered applications

In conclusion, the LTC3115EFE-2#TRPBF offers a high-efficiency solution for power conversion in portable electronics, although it may have limitations in terms of maximum output current and cost compared to alternative models.

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