MAX8834Y(2009) 데이터 시트보기 (PDF) - Maxim Integrated

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MAX8834Y
(Rev.:2009)

Adaptive Step-Up Converters with 1.5A Flash Driver

Maxim Integrated 

Adaptive Step-Up Converters

with 1.5A Flash Driver

VLB_TH + VLB_HYS

VLB_TH

Figure 12. Example 1 of MAXFLASH Function Operation

tLB_TMR

TIME

REDUCTION IN BATTERY CURRENT CAUSED

BY OTHER SYSTEM

VLB_TH + VLB_HYS

VLB_TH

IMAX

Figure 13. Example 2 of MAXFLASH Function Operation

tLB_TMR

TIME

REDUCTION IN BATTERY CURRENT

CAUSED BY OTHER SYSTEM

FLASH CURRENT IS NOT INCREASED

AGAIN SINCE LB_HYS = 11

VLB_TH + VLB_HYS

VLB_TH

IMAX

tLB_TMR

TIME

Figure 14. Example 3 of MAXFLASH Function Operation with Hysteresis Disabled

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