
LTC1045
TYPICAL APPLICATIONS
Logic Systems DC Isolation
SYSTEM A
SYSTEM B
SYSTEM B
POWER SUPPLY
TTL OR
CMOS
SYSTEM A
POWER SUPPLY
VTRIP*
SYSTEM A
GND
* SET VTRIP TO HALF WAY BETWEEN
VOH AND VOL OF SYSTEM A
** SHUNTS COMMON MODE SIGNAL
† PROVIDES LEAKAGE PATH FOR
TOTALLY ISOLATED SYSTEMS
100k†
1µF
1µF**
1 VOH
2 IN1
LTC1045
+
–
3 IN2
+
–
4 IN3
+
–
5 IN4
+
–
6 IN5
+
–
7 IN6
+
–
8 VTRIP2
V+ 20
OUT1 19
OUT2 18
OUT3 17
OUT4 16
CMOS
OR TTL
OUT5 15
OUT6 14
13 THREE-STATE
DIS
CONTROL
9 VTRIP1
10 V–
12
ISET
VOL 11
SYSTEM B
GND
1045 TA11
1045fc
12