ACT6305(2006) 데이터 시트보기 (PDF) - Active-Semi, Inc

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ACT6305
(Rev.:2006)

Low Input High Efficiency Synchronous Step-Up DC-DC Converter

Active-Semi, Inc 

ACT6305

TYPICAL PERFORMANCE CHARACTERISTICS CONT'D

DCM Mode Connection

Low ESR Output Capacitor

VOUT(50mV/Div)

Current Limit Condition

Low ESR Output Capacitor

VOUT (100mV/Div)

VOUT

V(LX)

VVILVVIOOINLAUOOINDT=AUDT===1==.1132.01.3V23m0.VV3mVAA

VOUT

V(LX)

VOVUTO=UT 3=.33V.3V

VINV=IN 2=.42V.4V

ILOAILDOA=D 4=0480m8AmA

V(LX) (2V/Div) Time: 5µs/Div

Heavy Load Condition

Low ESR Output Capacitor

VOUT(100mV/Div)

VOUT

V(LX)

VOUT = 5.2V

VIN = 3.6V

ILOAD = 400mA

V(LX) (2V/Div) Time: 2.5µs/Div

Heavy Load Condition

High ESR Output Capacitor

VOUT(100mV/Div)

VOUT

VOUT = 3.3V

VIN = 2.4V

ILOAD = 340mA

V(LX)

V(LX) (2V/Div) Time: 5µs/Div

V(LX) (2V/Div) Time: 2.5µs/Div

DCM Mode Connection

High ESR Output Capacitor

VOUT(100mV/Div)

VOUT

VOUT = 3.3V

VIN = 2.4V

ILOAD = 112mA

V(LX)

V(LX) (2V/Div) Time: 25µs/Div

Active-Semi, Inc.

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