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RT8259 - 1.4MHz Step-Down Converter

General Description

The RT8259 is a high voltage buck converter that can support the input voltage range from 4.5V to 24V and the output current can be up to 1.2A.

Current Mode operation provides fast transient response and eases loop stabilization.

Key Features

  • z z z z z z z z z Wide Operating Input Voltage Range : 4.5V to 24V Adjustable Output Voltage Range : 0.8V to 15V 1.2A Output Current 0.3Ω Internal Power MOSFET Switch High Efficiency up to 92% 1.4MHz Fixed Switching Frequency Stable with Low ESR Output Ceramic Capacitors Thermal Shutdown Cycle-By-Cycle Over Current Protection RoHS Compliant and Halogen Free Ordering Information RT8259 Package Type E : SOT-23-6 J6 : TSOT-23-6 Lead Plating System G : Green (Halogen Free and Pb Free) Note : Richt.

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Datasheet Details

Part number RT8259
Manufacturer Richtek
File Size 254.94 KB
Description 1.4MHz Step-Down Converter
Datasheet download datasheet RT8259 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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RT8259 1.2A, 24V, 1.4MHz Step-Down Converter General Description The RT8259 is a high voltage buck converter that can support the input voltage range from 4.5V to 24V and the output current can be up to 1.2A. Current Mode operation provides fast transient response and eases loop stabilization. The chip also provides protection functions such as cycleby-cycle current limiting and thermal shutdown protection. The RT8259 is available in a SOT-23-6 and TSOT-23-6 packages. Features z z z z z z z z z Wide Operating Input Voltage Range : 4.5V to 24V Adjustable Output Voltage Range : 0.8V to 15V 1.2A Output Current 0.3Ω Internal Power MOSFET Switch High Efficiency up to 92% 1.