Avtech AVOZ-D2-B, Instructions Manual

Page: 41 / 48

PCB 197A - HIGH-VOLTAGE POWER SUPPLY (-P UNITS)
1 2 3 4 5 6
A
B
C
D
6 5 4 3 2 1
D
C
B
A
T i t l e
R e v i s i o n D a te
1 - N o v - 2 0 1 1
Z : \m j c fi l e s \ p c b \ 1 9 7 \ 6 0 - 1 2 0 - U V - d i s c h a r g e \ 6 0 - 1 2 0 - U V -d i s c h a rg e .d d b - 1 9 7 A \p c b 1 9 7 a . s c h
P O S /N E G C A P D I S C H A R G E R C I R C U I T
1 D
1
2
3
4
5
6
7
1
6
1
5
8
9
1 0
1 1
1 2
1 3
1 4
1 7
1 8
GN D
OU T
C
A
S
E
0
U V 1
U L T R A V O L T C P S
- 1 5 V
1
2
3
Q 3
I X T H 1 3 N 1 1 0 ( - P ) , IX T H 1 0 P 6 0 ( - N )
R 1 8
4 . 7 K ( - P )
1
2
3
Q 2
I X T H 1 3 N 1 1 0 ( - P ) , I X T H 1 0 P 6 0 ( - N )
R 1 6
2 2 0 O Y
R 8
2 2 0 O Y
K E E P P I N S 1 - 3 W E L L
S E P A R A T E D F R O M
P I N S 4 -6 .
R 1 5
4 . 7 K
T h e d i s c h a r g e c ir c u i tr y i s d i s a b l e d b y t h e '1 2 3 i f t h e U V s t a t u s p in i n d i c a t e s th a t th e U V i s c u rr e n t -l i m i ti n g . T h i s is i g n o r e d if t h e s t a t u s p in i s l o w b e c a u s e t h e P O L R P C B h a s d i s a b l e d th e U V .
T h e m a i n s o l id - s t a t e r e l a y t u r n s o n if t h e v o l ta g e a t th e U V o u t p u t i s m o re t h a n 5 V l o w e r th a n t h e v o l ta g e o n t h e c a p a c i t o r b a n k s . T h is t u rn s o n a M O S F E T t h a t d is c h a rg e s th e c a p a c i to r s th r o u g h t h e h i g h - im p u l s e - r a te d r e s i s t o rs .
T h e s e c o n d M O S F E T s u p p l ie s a c o n s ta n t 2 m A b i a s t o t h a t i s s w it c h e d b e t w e e n th e 1 N 4 9 3 7 o r th e S S R + 1 N 4 9 3 7 + 1 0 0 O H M , d e p e n d i n g o n th e v o l ta g e le v e l s .
R 1 9
3 3 K
V C C
C 3
4 8 F 4 9 0 1 , M f g 1 0 2 R 2 9 W 1 0 3 K V 4 E , 0 . 0 1 u F , 1 k V , 1 8 0 8 p k g
A
1
B
2
C L R
3
C e x t
1 4
R e x t / C e x t
1 5
Q
1 3
Q
4
V C C
1 6
G N D
8
U 1 A
C D 7 4 H C T 1 2 3 E
+ 1 5 V
R 1 3
1 0 K
C 2
2 . 2 u F
C 1
0 . 1 u F
V C C
8
1
0
Q 1 D
M P Q 2 2 2 2
1
3
Q 1 A
M P Q 2 2 2 2
7
5
Q 1 B
M P Q 2 2 2 2
V C C
+ 1 5 V
R 1 7
4 . 7 K ( - N )
3 4
R N 1 B
2 . 2 K
5
6
R N 1 C
2 . 2 K
7
8
R N 1 D
2 . 2 K
1
2
R N 1 A
2 . 2 K
D 2
1 N 4 9 3 7 ( R E V E R S E F O R - N )
D 5
1 N 4 9 3 7 ( R E V E R S E F O R - N )
D 4 D 3
1 N 4 9 3 7 ( R E V E R S E F O R - N )
1
2
3
+
4
-
5
+
6
K 2
A Q V 2 1 0 S ( - N O N L Y )
R 1 4
3 0 0
- 1 5 V
V C C
- 1 5 V
+ 1 5 V
R 9
1 0 0 O Y
1
2
3
+
4
-
5
+
6
K 4
A Q V 2 1 2 S ( - N O N L Y )
1
2
3
+
4
-
5
+
6
K 3
A Q V 2 1 2 S ( - P O N L Y )
1
2
3
+
4
-
5
+
6
K 1
A Q V 2 1 0 S ( - P O N L Y )
X 1
6 - 3 2 1 / 2 " N Y L O N N U T A N D B O L T
X 2
6 - 3 2 1 / 2 " N Y L O N N U T A N D B O L T
1 2
J 6
6 4 0 4 4 5 - 2
1 2
J 7
6 4 0 4 4 5 - 2
H V 1
H
V
2
R 1 0
1 . 5 K
X 4
H V W A R N I N G
X 5
H V W A R N I N G
D 1
1 N 4 7 5 0
1
2
J 1
6 4 0 4 4 5 - 2
C C W C W
W
T O P V I E W
R 7
X
R 5
X
R 4
X R 2
X R 1
X
R 6
X
C 4
2 . 2 u F
1
2
3
J 2
6 4 0 4 5 6 - 3
E N A B L E
A M P I N
+ 2 4 V O L O
R 3
X
1
2
3
4
J 3
6 4 0 4 5 6 - 4
D 6
1 N 4 1 4 8
X 3
A 2 6 4 5 1 - N D , 2 P I N S O C K E T , O N B O T T O M
X 6
A 2 6 4 5 1 - N D , 2 P I N S O C K E T , O N B O T T O M
X 7
A 2 6 4 6 2 - N D , 2 6 P I N S O C K E T , O N B O T T O M
O K TO + 1 0 0 0 V , - 5 0 0 V