LM2901/ LM2901A/ LM2903/ LM2903A
Typical Application Circuit (VCC = 5.0VDC) (Cont.)
V+(12VDC
)
2RS
10KΩ
+
+VREF HIGH
2N2222
100KΩ
+VIN1
-
RS
-
5.1KΩ
LAMP
12 ESB
100KΩ
+
-VIN2
VIN
+
+
2N2222
2RS
-
+VREF LOW
Comparing Input Voltage of
Opposite Polarity
Limit Comparator
V+
V+
V+
0
3.0KΩ
+
100KΩ
“0”"1”
5.1KΩ
100KΩ
5.1KΩ
-
V
O
5.1KΩ
VIN
-
1N914
V
o
+
20MΩ
+
10KΩ
-
Zero Crossing Detector
(Single Power Supply)
ORing the Outputs
V+
V+
4.3KΩ
100KΩ
1MΩ
10KΩ
100pF
V+
0
75pF
-
+
0
-
1:100KHz
1MΩ
Vo
t0
1N914
Vo
V+
0
100KΩ
+
1ms
PW
0.001uF
+
t1
t0
100KΩ
V+
1MΩ
100KΩ
1N914
One-Shot Multivibrator
Squarewave Oscillator
11 of 18
www.diodes.com
May 2016
© Diodes Incorporated
LM2901/ LM2901A/ LM2903/ LM2903A
Document number: DS36779 Rev. 3 - 2
DIODES [ DIODES INCORPORATED ]
