Datasheet

LTC2928
20
2928f
APPLICATIO S I FOR ATIO
WUU
U
Figure 10. Supply Sequencing with Stabilized Power Module Outputs
EN1
LTC2928
EN2
EN3
EN4
HV
CC
36.5k 36.5k
2.5V
100
100
3.3V
N2
N1
D1
C1
52.3k 52.3k
3.32k
97.6k
10k
10k
10k
10k
10k
10k
10k
3300pF
0.1
F
0.047
F
1.5k
3.4k
V
CC
470 F
1
F
1N4148
12V 3.3V
2.5V
SYSTEM
RESET
FAULT
95.3k
95.3k
V
CC
RT1
RT2
RT3
RT4
SQT2
SQT1
N1, N2: IRL3714S
ALL RESISTORS 1%
ON
V1
V2
V3
V4
MS1
MS2
VSEL
GND
RTMR
PTMR
STMR
DONE
FLT
OV
RST
V
IN
V
OUT
DC/DC
V
IN
V
OUT
DC/DC
2928 TA04
SHDN
SHDN