DatasheetQ Logo
Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits

LM124 View Datasheet(PDF) - STMicroelectronics

Part Name
Description
Manufacturer
LM124
STMICROELECTRONICS
STMicroelectronics STMICROELECTRONICS
LM124 Datasheet PDF : 14 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
LM124 - LM224 - LM324
TYPICAL SINGLE - SUPPLY APPLICATIONS
NON-INVERTING DC GAIN
DC SUMMING AMPLIFIER
e 1 100k
10k
1/4
LM124
AV = 1 +
R2
R1
(As shown AV = 101)
eO +5V
R1
10k
R2
1M
0
eI (mV)
HIGH INPUT Z ADJUSTABLE GAIN DC
INSTRUMENTATION AMPLIFIER
R1
100k
e1
R2
2k
1/4
LM124
Gain adjust
R5
100k
R3
100k
R4
100k
1/4
eO
LM124
if R1 = R5 and R3 = R4 = R6 =R6R7
eo
eA2 s
=
[
1+
2R1
R2
shown eo
1/4
] (LeM2124e1)
= 101 (e2
-
100k
e1).
R7
100k
100k1/4
eO
LM124
e 2 100k
e 3 100k
100k
e 4 100k
eo = e1 + e2 - e3 - e4
where (e1 + e2) (e3 + e4)
to keep eo 0V
LOW DRIFT PEAK DETECTOR
IB
1/4
1/4
I B LM124
eo
LM124
C
eI
1µF *
2IB
Zo
ZI
2N 929 0.001µF
2 IB
R
1M
* Polycarbonate or polyethylene
IB
3R
3M
IB
1/4
LM124
Input current
compensation
8/14

Share Link: 

datasheetq.com  [ Privacy Policy ]Request Datasheet ] [ Contact Us ]