LT3905EUD#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3905EUD#PBF

Manufacturer

Analog Devices

Introduction

The LT3905 is a step-up (boost) DC/DC switching regulator designed for power management applications.

Product Features and Performance

Adjustable output voltage from 1.248V to 65V

Switch current capability of 350mA

Operating frequency adjustable between 1MHz and 2MHz

Capable of operating over a wide input voltage range from 2.7V to 12V

Features an internal soft-start to minimize inrush current

Product Advantages

High flexibility in voltage regulation suitable for a wide range of applications

High efficiency due to optimized switching frequency

Compact design facilitated by a high-frequency operation allowing smaller inductors and capacitors

Key Technical Parameters

Voltage Input (Min): 2.7V

Voltage Input (Max): 12V

Voltage Output (Min/Fixed): 1.248V

Voltage Output (Max): 65V (Switch)

Current Output: 350mA (Switch)

Frequency Switching: 1MHz ~ 2MHz

Operating Temperature: -40°C ~ 125°C (TA)

Quality and Safety Features

Operates over a wide temperature range ensuring reliability under various environmental conditions

The exposed pad package improves thermal performance

Compatibility

Surface mount device compatible with various board designs

Suitable for applications requiring adjustable output voltages and currents

Application Areas

Power supply modules

LED drivers

Battery-powered equipment

Portable devices

Product Lifecycle

Currently active with no immediate discontinuation announced

Availability of replacements or upgrades dependent on future technological advancements

Several Key Reasons to Choose This Product

High output voltage range up to 65V allows for use in high-voltage applications

Adjustable switching frequency enables optimization for efficiency or component size

Robust operating temperature range makes it suitable for industrial-grade applications

Compact 16-QFN package facilitates easy integration into space-constrained designs

Analog Devices' reputation for reliability and performance in power management solutions