AIC1896 데이터 시트보기 (PDF) - Analog Intergrations

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AIC1896

1. 4MHz Thin Package Current-Mode Step-Up DC/DC Converter

Analog Intergrations 

AIC1896

TYPICAL PERFORMANCE CHARACTERISTICS (Continued)

VSW

VOUT

ILX

VLX

VOUT

ILX

Fig. 14 Operation Wave Form

(VIN=5V; VOUT=12V, L1=22µH; R1=105K;

R2=12K;C3=1nF;IOUT=200mA, test circuit refer to p.3)

Fig. 15 Operation Wave Form

(VIN=3V;VOUT=5V;L1=10µH;R1=36K;R2=12K;

C3=39pF;IOUT=200mA, test circuit refer to p.3)

VOUT

VOUT

ILX

Fig. 16 Load Step Response

(VIN=3.3V; VOUT=5V;L1=10µH;IOUT=5mA to 200mA,

test circuit refer to p.3)

SHDN

VOUT

ILX

Fig. 17 Load Step Response

(VIN=5V ; VOUT=12V ;L1=22µH;IOUT=5mA to 150mA,

test circuit refer to p.3)

ILX

Fig. 18 Start-Up from Shutdown

(VIN=3.3V ;VOUT=13V ;RLOAD=300Ω,

test circuit refer to p.3)

7

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