Nexo NX242

1 2 3 4 5 6 7 8
A
B
C
D
87654321
D
C
B
A
Excem
12, chemin des Hauts de Clairefontaine
78580 MAULE FRANCE
http://www.excem.fr mailto:info@excem.fr
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 : /14 19
NEXO
NX242rev2_0-S26.sch
0409230114
6-Oct-2004
Page :
Frédéric Broydé
NX242 TDcontroller (revision 1)
+22V in
IN
1
OUT
3
2
GND
POS. REG.
U2602
LM2940CT-5.0
+5VD out
+5VA out
IN
1
OUT
3
2
GND
POS. REG.
U2603
LM2940CT-5.0
+3.3V outIN
3
OUT
2
1
ADJ
POS. REG.
U2601
LM317T
IN
1
OUT
3
2
GND
POS. REG.
U2606
MCT7818CT
IN
2
OUT
3
1
GND
NEG. REG.
U2604
MC7918CT
+18V out-18V out
-22V in
D2603
PRLL4002
+
C2605
100UF 35V
R2607
(N.U.) 390 3W
TST2606
+18V OUT
+
C2604
100UF 35V
R2606
(N.U.) 390 3W
TST2604
-18V OUT
TST2601
+3.3V OUT
TST2602
+5VA OUT
TST2603
+5VD OUT
+
C2603
470U 16V
+
C2602
470U 16V
+
C2601
470U 16V
R2605
(N.U.) 12 3W
R2603
(N.U.) 27 3W
R2604
(N.U.) 27 3W
D2601
PRLL4002
D2602
PRLL4002
R2601
240 1%
R2602
390 1%
Note 1: resistors R2603 to R2607 shall
not be installed on production boards:
they are only intended for design tests.
TST2607
+15V OUT
+
C2606
100UF 35V
TST2605
-15V OUT
D2604
PRLL4002
LV in
-15V out +15V out
Z2603
SHUNT
Z2601
SHUNT
Z2602
SHUNT
Z2604
SHUNT
Z2605
SHUNT
Z2606
SHUNT
Z2607
SHUNT
IN
3
OUT
2
1
ADJ
POS. REG.
U2607
LM317T
D2605
PRLL4002
R2610
240 1%
R2611
2740 1%
R2608
240 1%
R2609
2740 1%
IN
2
OUT
3
1
ADJ
NEG. REG.
U2605
LM337T
+
C2607
100UF 35V
C2608
100N
C2609
100N
R2613
1
R2612
1
R2614
1
R2615
1
R2617
1
R2616
1
R2618
1
R2619
1