LTC3375
18
3375fc
For more information www.linear.com/3375
operaTion
PB
KILL = 0
HARD RESET
SEQUENCE UP
t
1
t
2
t
3
3375 F02a
SEQUENCE DOWN
KILL
BEFORE t
ON
(TIED TO EN1)
PB_ON
t
KILLH
PB
KILL
IRQ
HARD RESET
SEQUENCE UP
DON’T CARE
3375 F02b
t
t
t
t
t
ON
(TIED TO EN1)
t
PB_OFF
t
KILLH
PB_ON
Figure 2a. Power-Up Using PB (Sequenced Power-Up, Figure 8)
Figure 2b. Power-Up and Power-Down Using PB (Sequenced Power-Up, Figure 8)
Figure 2c. Power-Up Using PB and Power-Down Using KILL
PB
KILL
HARD RESET
DON’T CARE
SEQUENCE UP
t
t
t
t
t
IRQ
ON
PB_ON
KILL
t
KILLH
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