isl28118m Intersil Corporation, isl28118m Datasheet - Page 16

• Manufacturer Part Number: isl28118m
• Description: 40v Extended Temperature Range, Precision Single-supply, Rail-to-rail Output, Operational Amplifier
• Manufacturer: Intersil Corporation

GAIN = 1.69138e-3
Vin+
GAIN = 1.69138e-3
Vin-
+
+
-
-
G4
G4
-
-
+
+
0
2nd Gain Stage
-0.91
-0.96
R17
R17
750
750
0.1
V7
GAIN = 0.3
GAIN = 0.3
16
17
V3
V3
1
2
V4
V4
D5
D5
D6
D6
D13
D13
En
En
3.7304227e9
R7
3.7304227e9
Vg
4
3
0.1
0.1
D14
D14
V8
750
750
R18
R18
Mid Supply ref V
C1
C1
6.6667E-11
6.6667E-11
C2
6.6667E-11
GAIN = 0.5
Vmid
+
+
- -
-
0
- +
+
5e11
5e11
5e11
5e11
R2
R1
GAIN = 1
GAIN = 1
G5
+
+
-
-
G6
G6
-
-
+
5
0
Common Mode
Gain Stage
with Zero
CinDif
1.33E-12
Vcm
Cin2
4.02e-12
L1
3.18319E-09
18
20
3.18319E-09
GAIN = 1
1e-3
19
L2
R9
R10
1e-3
E2
E2
+
+
-
-
GAIN = 1
GAIN = 1
V--
- +
- +
+
+
-
-
G8
G8
+
-
-
Cin1
4.02e-12
4.02e-12
IOS
IOS
4e-9
PNP_LATERAL
21
Vc
22
L3
L3
3.18319E-09
3.18319E-09
R11
R11
1e-3
1e-3
R12
R12
1e-3
L4
L4
3.18319E-09
3.18319E-09
V-
0
2.5E-3
V+
FIGURE 50. SPICE SCHEMATIC
V++
GAIN = 1
E3
+
-
-
- +
- +
Q8
Q8
ISY
ISY
I2
I2
54E-6
7
8
PNP_input
R3
R3
1k
V--
Q7
Q7
V++
GAIN = 1.2566e-3
GAIN = 1.2566e-3
Input Stage
D1
D2
6
DBREAK
DBREAK
V--
G9
+
+
-
-
G10
G10
-
-
+
+
9
PNP_input
I1
I1
80e-6
23
Q6
R14
795.7981
R13
795.7981
795.7981
C3
C3
10e-12
10e-12
C4
C4
10e-12
10e-12
11
R4
R4
1k
10
Q9
Q9
PNP_LATERAL
D7
D7
DX
Output Stage
D8
D8
I3
I3
54E-6
DX
DX
D9
D9
V--
24
25
GAIN = 12.5e-3
G11
+
+
-
-
12
Correction Current Sources
26
D10
D10
GAIN = 1
EOS
EOS
- +
- +
+
+
-
-
G12
+
+
-
-
GAIN = 12.5e-3
GAIN = 12.5e-3
27
1st Gain Stage
D11
D11
V++
-0.91
-0.96
D12
D12
13
15
14
V1
V1
V2
V2
D3
D3
D4
D4
G1
G1
+
-
-
GAIN = 0.65897
GAIN = 0.65897
G2
G2
-
-
G
G AIN = 0.65897
G
G AIN = 0.65897
-0.4
-0.4
-0.4
V5
V5
V6
V6
R5
R6
1 1
1 1
GAIN = 12.5e-3
GAIN = 12.5e-3
V--
G13
G14
+ -
-
-
-
+
R16
80
R15
80
Vout
VOUT