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RT8268 - 400kHz Step-Down Converter

Description

The RT8268 is a high voltage buck converter that can support the input voltage range from 4.75V to 24V and the output current can be up to 2A.

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

Features

  • z z z z z z z z z z z z Wide Operating Input Range : 4.75V to 24V Adjustable Output Voltage Range : 0.92V to 16V Output Current up to 2A 22μA Low Shutdown Current Power MOSFET : 0.18Ω High Efficiency up to 95% 400kHz Fixed Switching Frequency Stable with Low ESR Output Ceramic Capacitors Programmable Soft-Start Thermal Shutdown Protection Cycle-By-Cycle Over Current Protection RoHS Compliant and Halogen Free Ordering Information RT8268 Package Type S : SOP-8 FP : MSOP-10 (Exposed Pad) Lead Pla.

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Datasheet Details

Part number RT8268
Manufacturer Richtek
File Size 281.18 KB
Description 400kHz Step-Down Converter
Datasheet download datasheet RT8268 Datasheet

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Full PDF Text Transcription

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RT8268 2A, 24V, 400kHz Step-Down Converter General Description The RT8268 is a high voltage buck converter that can support the input voltage range from 4.75V to 24V and the output current can be up to 2A. Current Mode operation provides fast transient response and eases loop stabilization. The RT8268 also provides adjustable softstart to be a flexible solution for customers. The chip provides protection functions such as cycle-bycycle current limiting and thermal shutdown protection. In shutdown mode, the regulator draws 22μA of supply current. The RT8268 is available in the SOP-8 and MSOP-10 (Exposed Pad) surface mount package. Features z z z z z z z z z z z z Wide Operating Input Range : 4.75V to 24V Adjustable Output Voltage Range : 0.
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