MB3807A 데이터 시트보기 (PDF) - Fujitsu

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MB3807A

Power Management Switching IC (with flash memory power switching function)

Fujitsu 

MB3807A

s AC SPECIFICATION TEST DIAGRAM

• Measurement Conditions

VCC

EN0

EN1

DLY

SWIN1

SWIN2

SWOUT

(OPEN)

3 V/5 V

GND

Measurement point

R

12 V

R: Load resistance

s TIMING DIAGRAM

• ON-time and OFF-time Waveforms

tr

tr

90 % 90 %

VCC

EN1

50 %

50 %

10 %

10 %

0V

tr

tr

90 % 90 %

VCC

EN0

50 %

50 %

10 %

10 %

0V

SWOUT (SW1)

tON1, 2

90 %

SWOUT (SW2)

tOFF1, 2

10 %

tON3, 4

90 %

tOFF1, 2

10 %

.=. VSWIN1

0V

.=. VSWIN2

0V

Note: The EN0/EN1 rise and fall times (10 %, 90 %) are each 1 ms or less.

8

(Continued)

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