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LTC7825 Series

Fully Integrated 24V/12A Switched Capacitor DC/DC Converter with Overvoltage and Overcurrent Protections

Manufacturer: Analog Devices

Catalog

Fully Integrated 24V/12A Switched Capacitor DC/DC Converter with Overvoltage and Overcurrent Protections

Key Features

• Wide VHIGH/VLOWVoltage from 0V/0V to 24V/12V
• Wide VCCSupply Range from 4.5V to 38V
• Very High Efficiency: 97% at 10A Load
• Input Overvoltage Protection with External Overvoltage Protection MOSFET
• Input and Output Short-Circuit Protection
• Soft Start-Up into Steady-State Operation
• EXTVCCCapable of 5V to 14V Input for High Efficiency
• Inrush Current Limit and Protection
• Integrated Bootstrap Diodes
• Programmable Operating Frequency from 100kHz to 1.4MHz
• Available in a 4mm × 5mm LGA (LQFN) Package

Description

AI
The LTC7825 is a fully integrated monolithic DC/DC converter. It achieves very high efficiency with a switched capacitor architecture in applications with 2:1 input to output voltage ratio. The LTC7825 input can survive voltage transient up to 40V when protected by an optional MOSFET between VINand VHIGH. The input and output are fully disconnected during short-circuit conditions. The LTC7825 features integrated bootstrap diodes and provides a compact and cost-effective solution for high power intermediate bus applications requiring current limit protections.The LTC7825 operating switching frequency can be linearly programmed from 100kHz to 1.4MHz. The part is available in a 4mm × 5mm LGA (LQFN) package.ApplicationsConsumer ElectronicsIndustrial ApplicationsBattery Applications