Quark Eagle 2000 - Page 54

Eagle 2000 – 2kW FM broadcasting Amplifier User’s manual – Page 54 of 66
Figure 9 – Logic board (1EL105) – Circuit diagram 2/2)
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
4V@20A
4V@20A
4V@20A
4V@20A
4V@20A
K5 K4 K2
POWER1 48V
POWER5 48V
POWER2 48V
POWER6 48V
POWER3 48V
K1
POWER4 48V
K3
POWER 48V
K6
4V@20A
+12V
+5V
01EL105
03
Schematics Eagle 2000/3000
A4
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Design Verify
Scandelli Merlo
System
-
Title
Size Document Number Rev
Date: Sheet
of
SC2.6 1
SC2.4 1
SC2.7 1
SC2.5 1
SC2.2 1
SC2.3 1
VCC
+VS
+48V
U10
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
C56 1nF
R65
5mOhm
R72
10K
+
C87
220uF/25V
R82
10K
R109
100K
R68
2K2
R90
5mOhm
R91
1K
D14
DG1S6
R88
2K2
R70
5mOhm
R111
1K
R66
1K
Q2
BCX53
R76
1K
t
F1 RUEF110
U1
LM25007
8
4
7
3
6
2
1
5
Vin
GND
VCC
RCL
RON/OSD
BST
SW
FB
D7
4.7V/MINIMELF
R94 4K3
U9
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
C73
100nF
J4
MOR6
1
2
3
4
5
6
R87
10K
C53 100nF
R84 4K3
C59 100nF
R92
10K
Q7
BCX53
D19 4.7V/MINIMELF
R80
5mOhm
Q5
BCX53
D18 4.7V/MINIMELF
C72
100nF
C88
10nF
C86
100nF
R73
2K2
R71
1K
C60 1nF
D8
4.7V/MINIMELF
C63 100nFC55 100nF
C52 1nF
U8
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
R112
1K
D9
4.7V/MINIMELF
Q6
BCX53
R86
1K
C74
10nF
R67
10K
J6
CON2
1
2
R69 4K3 R89 4K3
R75
5mOhm
C58 1nF
L1 100uH
C57 100nF
R110
120K
C91
4.7uF/10V
Q3
BCX53
D17 4.7V/MINIMELF
1
D20 4.7V/MINIMELF
R78
2K2
R74 4K3
R108
120K
C92
4.7uF/10V
U11
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
U6
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
R93
2K2
R83
2K2
D12
4.7V/MINIMELF
C61 100nF
D11
4.7V/MINIMELF
R79 4K3
C90
4.7uF/10V
C54 1nF
D16 4.7V/MINIMELF
D10
4.7V/MINIMELF
R85
5mOhm
D15 4.7V/MINIMELF
C89
4.7uF/10V
C71
2.2uF/25V/1210
U7
ZXCT1009-A
3
2 1
Iout
Vsense+
Vsense-
R77
10K
C62 1nF
R81
1K
C75
2.2nF
Q4
BCX53