OP179 Datasheet, PDF (15/16 Pages) Analog Devices – Rail-to-Rail High Output Current Operational Amplifiers

OP179/OP279 Spice Macro Model
* OP179/OP279 SPICE Macro-model
Rev. A, 5/94
*
ARG / ADI
*
* Copyright 1994 by Analog Devices
*
* Refer to “README.DOC” file for License Statement. Use of
* this model indicates your acceptance of the terms and pro-
* visions in the License Statement.
*
* Node assignments
*
noninverting input
*
| inverting input
*
| | positive supply
*
| | | negative supply
*
| | | | output
*
|||||
.SUBCKT OP179/OP279 3 2 99 50 45
*
* INPUT STAGE AND POLE AT 6 MHz
*
I1 1
50 60.2E-6
Q1 5
2
7 QN
Q2 6
4
8 QN
D1 4
2
DX
D2 2
4
DX
R1 1
7
1.628E3
R2 1
8
1.628E3
R3 5
99 2.487E3
R4 6
99 2.487E3
C1 5
6
5.333E-12
EOS 4
3
POLY(1) (16,39) 0.25E-3 50.118
IOS 2
3
5E-9
GB1 2
98 (24,98) 100E-9
GB2 4
98 (24,98) 100E-9
CIN 2
3
1E-12
*
* GAIN STAGE AND DOMINANT POLE AT 16 Hz
*
EREF 98 0
(39,0) 1
G1 98 9
(5,6) 402.124E-6
R7 9
98 497.359E6
C2 9
98 20E-12
V1 99 10 0.58
V2 11 50 0.47
D5 9
10 DX
D6 11 9
DX
*
* COMMON-MODE STAGE WITH ZERO AT 10 kHz
*
ECM 15 98 POLY(2) (3,39) (2,39) 0 0.5 0.5
R9 15 16 1E6
OP179/OP279
R10 16 98 10
C3 15 16 15.915E-12
*
* ZERO AT 1.5 MHz
*
E1 14 98 (9,39) 1E6
R5 14 18 1E6
R6 18 98 1
C4 14 18 106.103E-15
*
* BIAS CURRENT-VS-COMMON-MODE VOLTAGE
*
EP 97 0
(99,0) 1
EN 51 0
(50,0) 1
V3 20 21 1.6
V4 22 23 2.8
R12 97 20 530
R13 23 51 1E3
D13 15 21 DX
D14 22 15 DX
FIB 98 24 POLY(2) V3 V4 0 –1 1
RIB 24 98 10E3
E3 97 25 POLY(1) (99,39) –1.63 1
E4 26 51 POLY(1) (39,50) –2.73 1
D15 24 25 DX
D16 26 24 DX
*
* POLE AT 6 MHz
*
G6 98 40 (18,39) 1E 6
R20 40 98 1E6
C10 40 98 26.526E-15
*
* OUTPUT STAGE
*
RS1 99 39 6.0345E3
RS2 39 50 6.0345E3
RO1 99 45 40
RO2 45 50 40
G7 45 99 (99,40) 25E-3
G8 50 45 (40,50) 25E-3
G9 98 60 (45,40) 25E-3
D9 60 61 DX
D10 62 60 DX
V7 61 98 DC
0
V8 98 62 DC 0
FSY 99 50 POLY(2) V7 V8 1.711E-3 1 1
D11 41 45 DZ
D12 45 42 DZ
V5 40 41 1.54
V6 42 40 1.54
.MODEL
DX D()
.MODEL
DZ D(IS=1E-6)
.MODEL
QN NPN(BF=300)
.ENDS
REV. F
–15–