1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
Excem
12, chemin des Hauts de Clairefontaine
78580 MAULE FRANCE
http://www.excem.fr mailto:[email protected]
tel: 01 34 75 13 65 fax: 01 34 75 13 66
tel int: +33134751365 fax int: +33134751366
Client :
Fichier :
Auteur :
Numéro de dessin :
Date :
Feuille :
/
5
19
NEXO
NX242rev2_0-S13.sch
0409230105
6-Oct-2004
Page :
Frédéric Broydé
NX242 TDcontroller (revision 1)
+22V in
Input +
Input -
1
2
3
4
8
V+
V-
U1302A
MC33078
5
6
7
U1302B
MC33078
-22V in
Out+
OutRef
R1301
20K 1%
Q1301
PZT2907A
Q1302
BCV62C
D1301
PMLL4148L
D1302
PMLL4148L
Q1304
BCV61C
Q1303
PZT2222A
D1303
BZV55C7V5
D1304
BZV55C8V2
D1306
BZV55C8V2
D1305
BZV55C7V5
+
C1301
470U 25V
+
C1302
470U 25V
R1305
100K 1%
R1306
100K 1%
C1303
100P
R1307
1K
R1308
10K
+18V
-18V
S1
4
S2
5
S3
6
S4
7
S5
12
S6
11
S7
10
S8
9
D
8
A0
1
A1
16
A2
15
EN
2
V+
13
GND
14
V-
3
U1303
DG408
R1316
909 1%
R1315
365 1%
R1314
511 1%
R1313
715 1%
R1312
1.05K 1%
R1311
1.47K 1%
R1310
2.05K 1%
R1309
2.87K 1%
Z1301
BRIDGE
+18V
-18V
6
2
3
4
7
5
1
Ref
Sense
V-
V+
U1301
INA137
CMout
Gain EN
Gain A0
Gain A1
Gain A2
R1317
1K
C1304
1N 5%
+18V
-18V
+18V in
-18V in
C1307
47N
C1308
47N
C1306
47N
C1305
47N
TST1301
VDIFFR
TST1302
VCMR
TST1303
VATTR
5
6
7
U1203B
MC33078
D1307
BAS85
D1308
BAS85
D1309
BAS85
C1309
22UF 35V
R1318
150K 1%
R1319
150K 1%
R1320
10K
C1310
1.5N 1%
C1311
1.5N 1%
R1322
1K 0.1%
R1321
1K 0.1%
R1304
3.3K 1W
C1312
100pF
5
6
7
U1204B
NJM2114D
