ISL28117_1110 Datasheet, PDF (21/33 Pages) Intersil Corporation – 40V Precision Low Power Operational Amplifiers

ISL28117, ISL28217, ISL28417
.
V_IN-
V_IN+
Vin-
V5
24
D12
0.1V
DN ₂₅
R17
290
En
In+
C6
1.2pF
V++
R3
R4
4.45k
4
CASCODE
4.45k
5 _CASCODE
Q4 _Q5
C4
23
2pF SUPERB
SUPERB
Q1 Q2
R1
5E11
IOS
1
VCM
Mirror
0.3nA
R2
5E11
IEE
200E-6
IEE1
96E-6
6
D1
DX
8
7
Q3
9
+
C5
2pF
EOS
+⁺
-_-
VOS
- ^13E-6
V++
4
5
Vc
Vmid
V--
VCM
Voltage Noise
Input Stage
V++
V++
4
5
Vc
Vmid
V--
G1
+
-
D2
10 ^DX
+
V1
R5
- ^{1.86V 1}
11
R6
G2
1
+ _V2
12 ^{- 1.86V}
D3
DX
G3
+
-
D4
13 ^DX
+
V3
R7
- ^1.86V 1.99e10
Vg
C2
400pF
R9
2.1E3
Vmid
G4
R8
C3
R10
+ _V4
1.99e10 400pF
2.1E3
14 ^{- 1.86V}
D5
VCM
DX
G5
+
-
G6
L1
17
Vc
15.9159E
R11
1
Vg
R12
1
18
L2
15.9159E
V--
VCM
1^ST Gain Stage
2^nd Gain Stage
Mid Supply Ref Common Mode Gain Stage
V++
V+
Vg
V-
V--
+₊
-^-
V+
E2
ISY
0.44mA
- ^- E3
+₊
V-
D8
DX
22
D6
DX
20
D7
DX
21
D9
DX
23 _V5
G7
-
+
1.12V
V6
1.12V
G8
D10 ⁺
DY
-
G9
+
D11
-
DY
G10
R15
90
VOUT
R16
90
V_OUT
Supply Isolation Stage
FIGURE 55. SPICE SCHEMATIC
Output Stage
21
October 13, 2011
FN6632.8