Datasheet
LM139,A-LM239,A-LM339,A
5/10
TYPICAL APPICATIONS
BASIC COMPARATOR
DRIVING TTL
LOW FREQUENCY OP AMP
DRIVING CMOS
LOW FREQUENCY OP AMP
TRANSDUCER AMPLIFIER
V
CC
=5V
15k
Ω
V
O
+V
(ref)
-V
(ref)
1/4
LM139
5V
10k
Ω
+V
(ref)
-V
(ref)
&
&
1/4
LM139
5V
15k
Ω
e
o
0.5
µ
F
100k
Ω
e
I
1k
Ω
A = 100
V
~
2N 2222
(e = 0V for e = 0V)
I
o
1/4
LM139
5V
100k
Ω
+V
(ref)
-V
(ref)
&
1/4
LM139
5V
15k
Ω
e
o
0.5
µ
F
100k
Ω
e
I
1k
Ω
A = 100
V
~
1/4
LM139
5V
10k
Ω
e
o
20M
Ω
3k
Ω
Magnetic pick-up
10k
Ω
1/4
LM139