LTC4420IDD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4420IDD#PBF

Manufacturer

analog-devices

Introduction

The LTC4420IDD#PBF is a high-efficiency source selector switch that automatically selects the higher voltage between two input sources. It is designed to provide seamless power switchover in battery backup and other mission-critical applications.

Product Features and Performance

N-Channel MOSFET architecture provides low power loss and high efficiency

Ratio of 2:1 between input and output voltages

Internal switch with a maximum output current of 1.6A

Supply current of only 3.6 µA

Wide supply voltage range of 1.8V to 18V

Operating temperature range of -40°C to 85°C

Product Advantages

Automatic source selection ensures uninterrupted power supply

Low power consumption extends battery life in backup applications

Compact surface mount package minimizes board space

Key Reasons to Choose This Product

Reliable and efficient power management for mission-critical applications

Seamless switchover between power sources ensures continuous operation

Optimized for low-power, battery-powered systems

Quality and Safety Features

Robust design for reliable operation in demanding environments

Thermal shutdown and overcurrent protection for safety

Compatibility

Suitable for a wide range of power management and backup applications

Application Areas

Battery backup systems

Uninterruptible power supplies (UPS)

Industrial control systems

Telecommunications equipment

Medical devices

Product Lifecycle

The LTC4420IDD#PBF is an active product, and there are no plans for discontinuation. Alternative models with similar functionality include the LTC4420-1 and LTC4420-2, which offer variations in input-to-output voltage ratio and other minor differences. For more information or assistance with selecting the appropriate model, please contact our sales team through our website.