TYPICAL APPLICATIONS
ZERO CROSSING DETECTOR
DOUBLE DUAL LIMIT WINDOW COMPARATOR
ALD4301
+12V
+12V
+3V
+12V
50K
VH
V
OUT
2
50K
+
V
IN
+
-3V
1/4 ALD4301
VH
1
+
+12V
V
IN
MULTIPLE RELAY DRIVE
+12V
47K
+
+
+5V
+5V
VL
1
V
REF
V
+
IN
VL
2
50K
1/4 ALD4301
ALD4301
VL and VH first limit window send warning
1
1
VL and VH second limit window execute system cutoff
2
2
VOLTAGE LEVEL TRANSLATOR
V+ = +10V
50K
V
REF
V
OUT
V
+
IN
1/4 ALD4301
V
= 1.4V for TTL input
REF
+
V
for CMOS input
=
V
REF
2
Output V
swings from rail-to-rail
OUT
ALD4301A/ALD4301
Advanced Linear Devices