Sw1-On; Sw2-On; Sw3-On - Fujitsu MB3891 Datasheet

OPERATION TIMING CHART
Input
VBAT1 to VBAT4,
VCC-VSIM
CONT1
CONT6
CONT5
CONT2
CONT3

SW1-ON

SW2-ON (SW3-ON)
VSIM-ON
SIMPROG
Output
REF-OUT
OUT6
OUT1
XPOWERGOOD
OUT5
OUT2
OUT3 (OUT4)
SW1-OUTPUT
SW2-OUTPUT
(SW3-OUTPUT)
VSIMOUT
(1) : Battery controlled
(2) : BACKUP UVLO ON
(3) : phone turned on
(4) : XPOWERGOOD on
2.0 V
delay
(1) (2) (3) (4) (5) (6) (7)
(5) : OUT1 hold
(6) to (12) : P controlled
(14) : Main UVLO off
(16) : BACKUP UVLO off
VSIMOUT 5 V
VSIMOUT 3 V
(8) (9) (10) (11) (12) (13) (14) (15) (16) (17)
MB3891
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