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ISL28118_15 Datasheet, PDF (21/29 Pages) Intersil Corporation – 40V Precision Single-Supply, Rail-to-rail Output, Low-power Operational Amplifiers
Vin-
0
Vin+
0.1
V7 1
0.1
4 V8
D13 D14
750 2
R17
3 750
En R18
GAIN = 0.3
I2
54E-6
I1
80e-6
9
I3
54E-6
D3
-0.91
+-G1 R5
13GAIN
=
1
0.65897
V1
D1DBREAK
PNP_LATERAL 7 Q7
Q6 10 PNP_LATERAL
EOS
14
R2
Q8 PNP_input
PNP_input Q9
12 +- +-
5e11
5
CinDif
1.33E-12
0
R1
IOS
D2DBREAK
8
11
GAIN = 1
-0.96 V2
5e11 Vcm
4e-9
R3
R4
1k 6
1k
15G2
R6
1
Cin2
4.02e-12 Cin1
V--
4.02e-12
GAIN = 0.65897
D4
V--
D5
16
+-
GAIN = 1.69138e-3
C1
R7 6.6667E-11
3.7304227e9
-0.91 V3
Vg
Vmid
E2
+- -+
0 GAIN = 1
V+
V++
G5
L1
3.18319E-09
L3
3.18319E-09
+-
18 +-
21
GAIN = 1 1Re9-3GAIN = 1 R1e1-13
19
Vc
ISY
2.5E-3
V4
-0.96
G4
17
+
-
-+
GAIN = 0.5
C2
6.6667E-11
GAIN = 1.69138e-3
3.7304227e9
D6
R10
R12
1e-3
1e-3
G6
20
G8
22
L4
L2
GAIN = 1
3.18319E-09
GAIN = 1
3.18319E-09
V--
Input Stage
1st Gain Stage
V++
R13
G9
795.7981
+-
GAIN = 1.2566e-3
C3
D7
DX
24
10e-12
23
V++
D10
D11
V5
-0.4
26
27
D8 25
V6
-0.4
G10
C4
10e-12
GAIN = 1.2566e-3
R14
795.7981
D9
G11
G12
+-
+-
D12
GAIN = 12.5e-3 GAIN = 12.5e-3
V--
Common Mode
2nd Gain Stage Mid Supply ref V Gain Stage
with Zero
V- E3
V--
+- -+
GAIN = 1
0
FIGURE 64. SPICE SCHEMATIC
Output Stage Correction Current Sources
R15
G13
80
GAIN = 12.5e-3 Vout
VOUT
R16
80
G14
GAIN = 12.5e-3