ISL28110_1012 Datasheet, PDF (17/25 Pages) Intersil Corporation – Precision Low Noise JFET Operational Amplifiers

Vin-
0.4
V1 1
0
110
R1
Vin+
D1
2
E0
En
GAIN = 1
R2
5e11
3
R3
5e11
CinDif
5.87E-40
Cin2
7.27e-40
V++
V2
0.7Vdc
I1
240E-6
V3
0.7Vdc
10
21
R5
5.5k
9
R6
5.5k
C1
20
4e-12
PNP_MIRROR
Q7
buffer1
+
-
-+
E
8
13
buffer2
+-
+
-
E 12
11
PNP_MIRROR
Q6
D2 DBREAK
19
C2
D3 DBREAK
4e-12
R4
IOS 250
0.3E-12
NPN_CASCODE
Q4
Q2
NPN_CASCODE
5
J1 6
pj110_input
7
J4
PJ110_CASCODE
Cin1
7.27e-40
4
V--
NPN_CASCODE
Q5
Q1
NPN_CASCODE
14
J2 ₁₆ R7 ₁₇
PJ110_INPUT ²⁵⁰
15
J3
PJ110_CASCODE
V++
C3
6e-12
D5
G1
+
-
2_V2_4GGAIN
=
R9
33
1
D7
1.18
R11
23
EOS Vc
+-
+
-
E Vmid
R8
GAIN = 1 100
18
V5
1.18
D4
DBREAK
24 _5G2
1k
D8
R10 ₁
GAIN = 33
D6
V--
R12
1e10
25
INPUT STAGE
GAIN STAGE
D9
G3
26
+
-
G
Vmid
GAIN = 181.819E-6
V6
1.18
Vmid
C4
R13 2.5e-12
200k
Vg
V++
Vg
Vmid
VC
V7
1.18
Vmid
G4
G
GAIN = 181.819E-6
27
R14
200k
D10
+E2
-
-+
E
C5 ^{GAIN = 0.5}
2.5e-12
V--
VCM
MID SUPPLY REF V
V+
E3
+
-
-+
V++
E
0
GAIN = 1
V++
V++
Vg
Vmid
L1
L3
VCM 5.30532e-10
5.30532e-10
G5
G7
+
-
28
+
-
31
G
R15 ^G
R17
GAIN = 1 0.001 GAIN = 1 0.001
29
Vc
R19
R21
318.319274232055
318.319274232055
G9
G11
+
+
-
-
G
G
GAIN = 0.0031415
C6
GAIN = 0.0031415
C8
D11
DX 35
10e-12
10e-12
33
34
D14
D15
37
38
G
R23
G15 Vout 50
GAIN = 20e-3
V8 _Vout
Vout
.523
VOUT
VC
ISY
2.5E-3
D12
36
V9 _Vout
V--
VCM
R16
Vmid
0.001
R18
0.001
30 G8
32
G6
GAIN = 1
L2 GAIN = 1
5.30532e-10
L4
5.30532e-10
C7
C9
G10
G12
10e-12
10e-12
GAIN = 0.0031415
GAIN = 0.0031415
D13
R20
R22
318.319274232055
318.319274232055
V--
V--
COMMON MODE
GAIN STAGE
WITH ZERO
V--
V- _E4
+
-
-+
E
GAIN = 1
0
.523
G13
G14
+
+
D16
-
-
G
G
GAIN = 1.11e-2 GAIN = 1.11e-2
CORRECTION CURRENT OUTPUT STAGE
SOURCES
Vout Vout
G
R24
50
G16
GAIN = 20e-3
FIGURE 44. SPICE NET LIST