Equivalent schematic – Philips SA741C User Manual
Page 4
Philips Semiconductors
Product specification
µ
A741/
µ
A741C/SA741C
General purpose operational amplifier
1994 Aug 31
4
EQUIVALENT SCHEMATIC
NON–INVERTING
INPUT
Q1
Q8
Q2
Q3
Q4
Q7
Q5
Q6
R1
1K
Ω
R3
50K
Ω
R2
1K
Ω
Q9
Q13
R5
39K
Ω
Q10
Q11
Q22
V+
Q14
R9
25
Ω
OUTPUT
R10
50
Ω
Q20
Q16
Q17
Q18 Q15
V–
R11
50
Ω
R12
50k
Ω
R7
4.5
Ω
R8
7.5K
Ω
R4
5k
Ω
30pF
Q12
OFFSET NULL
INVERTING INPUT
OFFSET NULL
SL00096
Figure 2. Equivalent Schematic
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