RT8278 Datasheet, PDF (8/16 Pages) Richtek Technology Corporation – 2A, 24V, 3MHz Step-Down Converter

RT8278
VEN
(2V/Div)
VOUT
(1V/Div)
IL
(2A/Div)
Power On from EN
VIN = 12V, VOUT = 3.3V,
IOUT = 2A, fS = 2.2MHz
VEN
(2V/Div)
VOUT
(1V/Div)
VIN = 12V, VOUT = 3.3V,
IOUT^VI_O=^IUNT2=A=,12f2S_{AV,=, fVS}2_WO.2^U_=M^T H2=.z23M.3HVz,
Time (400μs/Div)
IL
(2A/Div)
Power Off from EN
VIN = 12V, VOUT = 3.3V,
IOUT = 2A, fSW = 2.2MHz
Time (40μs/Div)
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8
DS8278-02 March 2011