5A, 36V, 500kHz Step-Down Converter, EUP3489 Replace RT8279.
FEATURES

 4.75V to 30V Wide Input Operating Range

• Output Adjustable from 1.222V to 26V

• Up to 5A Output Current

• 3μA Low Shutdown Current

• 0.1Ω Internal DMOS Output Switch

• Up to 90% Efficiency

• Fixed 500kHz Switching Frequency

• Internal Compensation

• Internal Soft Start

• Cycle-by-Cycle Current Limit Protection

• Thermal Shutdown Protection

• Input Supply Undervoltage Lockout

• Available SOP-8 (EP) Package

PIN CONFIGUTION
CROSS
RT8279 RT8279.pdf

No.10304

FEATURES

• 5A Output Current

 Internal Soft-Start

• 110mΩ Internal Power MOSFET Switch

• Internal Compensation Minimizes External Parts Count

• High Efficiency up to 90%

• 25μA Shutdown Mode

• Fixed 500kHz Frequency

• Thermal Shutdown

• Cycle-by-Cycle Over Current Protection

• Wide 5.5V to 36V Operating Input Range

• Adjustable Output Voltage from 1.222V to 26V

• Available In an SOP8 (Exposed Pad) Package

• RoHS Compliant and Halogen Free

PIN CONFIGUTION
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