VERSION 3.3 2016-03-10
SD-20
Figure SD-20: NAPS46 Power Supply Distribution PWB (Sheet 2 of 2)
LVPS IN
(-)
(+)
15
IS
17
SW
18
SW
17
SW
16
IS
17
SW
+15V
F
D
(-)
22pF
C158
22pF
C35
22pF
C37
22pF
C108
22pF
C104
7
FB
16
IS
7
FB
15
IS
16
IS
18
SW
7
FB
18
SW
15
IS
2.2
C85
2.2
C97
C142
0.022
C131
0.01
C121
0.01
+5V-B
C43
330
25V
C39
330
25V
GND
TP1
(+)
475
R21
475
R9
475
R8
L12
L59
L67
L1
L3
B
1000
R137
TP8
TP6
TP2
TP3
+5V-A
+5V-A
+3.3V
0.1
C10
+5V-A
1000pF
C128
#RESET-
LVPS-B
LVPS-B
3
VIN
0.1
C136
330pF
C141
9
RAMP
8
RT
2
SD
SYNC_5V-B
330pF
C129
0.1
C130
9
RAMP
3
VIN
5
SYNC
11 SS
1 VCC
0.1
C126
+5V-A
+5V-A
LVPS-B
14
PGND
10
AGND
6
COMP
12
OUT
20
BST
13
PGND
6
COMP
12
OUT
19
PRE
20
BST
21
GNDPAD
13
PGND
6
COMP
19
PRE
20
BST
7
N/C
6
N/C
MAX4080SASA
U20
7
N/C
6
N/C
LVPS-A
LVPS-B
R93
1W
10.0K
R94
1W
10.0K
R99
1W
10.0K
0.1
C152
1.82M
R167
0.1
C118
1.82M
R103
+5V-A
+15V
+5V-B
+5V-A
LVPS-B
LVPS-A
TO SHEET 1
TO SHEET 1
EXCTR PA VOLTS
+15V
N/A
16 J6
13 J6
N/A 11 J6
N/A
9 J6
35 J4
37 J4
31 J4
11 J4
15 J4
27 J4
23 J4
28 J4
N/A 24 J4
N/A
4 J4
5 J4
N/A
1 J4
470pF
C159
470pF
C34
470pF
C38
470pF
C99
470pF
C105
L77
+15V
L36
0.1
C59
L33
0.1
C75
L40
0.1
C102
+5V-A
22pF
C22
L73
5
J2
7
J6
L37
1
J6
100pF
C58
4
J6
L32
100pF
C72
19
J6
L38
100pF
C101
5
J7
32
J4
10
J4
470pF
C24
BIAS
470pF
C147
BIAS
470pF
C162
470pF
C9
470pF
C8
1
2
U14:A
+5V-A
+5V-A
+5V-A
+5V-A
+5V-A
0.1
C93
2 J1
1 J1
0.1
C145
5
6
U14:C
0.001
C96
L52
3320
R152
+3.3V
TP7
+5V-A
0.1
C124
LVPS-A
LVPS-A
C2
470
μ
F
63V
0.1
C84
2.2
C95
TP11
2.2
C137
2.2
C138
11
SS
4
VIN
SYNC_15V
15.0K
R147
5 SYNC
1 VCC
2
SD
5
SYNC
2.2
C132
2.2
C133
1
VCC
4
VIN
8 RT
11
SS
SYNC_5V-A
0.1
C117
330pF
C120
2.2
C122
2.2
C123
8 RT
9 RAMP
2
SD
3
VIN
4
VIN
LVPS V
R187
1W
10.0K
R188
1W
10.0K
DS2
G
2W
0.2
R163
5W
0.002
R98
13
PGND
21
GNDPAD
0.022
C139
19
PRE
21
GNDPAD
10
AGND
14
PGND
0.022
C134
10
AGND
12
OUT
14
PGND
0.022
C125
F1
7A
F2
20A
3
N/C
4
GND
5
OUT
4
GND
5
OUT
3
N/C
MAX4080SASA
U6
3320
R144
1210
R146
R148
18.2K
220pF
C50
R123
2W
10
10.0K
R138
1820
R141
R143
39.2K
220pF
C46
R121
2W
10
10.0K
R115
1820
R116
R131
39.2K
220pF
C42
R118
2W
10
10
C47
C48
330
25V
10.0K
R122
47
C44
47
C45
10.0K
R58
GND
TP4
47
C40
47
C41
10.0K
R55
0.001
C98
C103
470
μ
F
63V
2.2
C107
0.001
C113
2.2
C115
C116
470
μ
F
63V
0.001
C161
0.001
C111
EXCTR_PREAMP_V
17 J6
10 J6
12 J6
15 J6
6 J6
+5V 38 J4
39 J4
33 J4
29 J4
21 J4
25 J4
19 J4
13 J4
17 J4
3 J4
2 J4
26 J4
6 J4
L62
G
H
475
R44
475
R176
L15
L19
475
R54
475
R92
30 J4
22 J4
L54
L58
A
C
475
R97
C170
1.0
35V
0.1
C174
+5V-B
0.1
C63
L35
+5V-A
+5V-A
L41
L56
0.1
C77
L42
L11
L61
L18
L22
L60
L68
L2
L4
L53
L57 R179
0.0
CR22
24V
100pF
C62
L34
14
J6
8
J6
3
J6
5
J6
L39
L55
18
J6
20
J6
100pF
C82
L49
4
J7
34
J4
3
J7
475
R160
9
J4
8
J4
7
J4
E
J
475
R178
40
J4
36
J4
1000
R139
15.0K
R151
+5V-A
10
PR
13
CLR
12 D
9
Q
11
CLK
8
Q
U19:B
4
PR
1
CLR
2
D
5
Q
3 CLK
6
Q
U19:A
100K
R91
TP9
15.0K
R142
DS1:B
G
L9
R95
0.0
t°
RT1
10K @ 25C
L10
LVPS-A
S2190020 SHEET 2 OF 2 V2
0.1
C143
0.1
C135
0.1
C127
LVPS-A
0.1
C153
0.1
C15
3320
R119
100K
R149
LVPS V
+3.3V
LM5576MH
U16
LM5576MH
U10
R129
4750
R100
1W
10.0K
2
VCC
2 VCC
0.001
C110
C57
1.0
35V
C100
1.0
35V
N/A (DAC 1)
470pF
C21
EXCTR PA
22pF
C25
BIAS (DAC)
22pF
C146
BIAS (DAC)
22pF
C163
PWR SAMPLE
22pF
C11
PWR SAMPLE
22pF
C7
+15V (SC1)
+15V
+5V-A
+5V-A
N/A (SPARE)
N/A (ADC IN 1)
GND (ADC IN 3 -)
(ADC IN 3 +)
(ADC IN 2)
EXCTR PA
(ADC IN 4)
EXCTR REFLD
(ADC IN 5)
EXCTR FWD
Q9
2N7002LT1
3
4
U14:B
9
8
U14:D
Q8
2N7002LT1
3
VCC
1
GND
2
RESET
U15
ADM803MAKS
0.1
C140
14 VCC
7
GND
U14:G
MM74AHCU04M
0.1
C119
Q7
2N7002LT1
15.0K
R117
4
VDD
11
GND
U7:E
TLV2374ID
4
VDD
11
GND
U21:E
TLV2374ID
0.1
C54
47.5K
R120
14
VCC
7
GND
U1:E
SN74AHC86D
14
VCC
7
GND
U12:E
74VHC125M
(25-53V)
C16
470
μ
F
63V
0.001
C94
100K
R101
RT3
2920L075/60
47
C144
10.0K
R150
R145
10.0K
33
μ
H
L25
A2
A1
K
U17
6CWQ10FN
R140
4750
33
μ
H
L24
A2
A1
K
U11
6CWQ10FN
GND
TP10
33
μ
H
L23
A2
A1
K
U9
6CWQ10FN
LM5576MH
U8
0.1
C106
0.1
C114
10
μ
H
L71
10
μ
H
L76
EXCTR_PRE_AMP_CURR_SAMPLE
0.1
C148
0.1
C150
0.001
C151
R165
475K
12
13
14
U21:D
1
RS+
8
RS-
EXCTR_PA_CURR_SAMPLE
0.1
C109
0.1
C112
R102
475K
12
13
14
U7:D
1
RS+
8 RS-
RT2
RXE110
100pF
C173
C61
1.0
35V
C74
1.0
35V
N/A (DAC 2)
475
R19
HEATSINK TEMP
EXCTR PA
EXCTR PRE-AMP
EXCTR FWD
EXCTR REFLD
+5V-B
+5V-A
N/A (ADC IN 6)
N/A (SPARE)
HEATSINK TEMP +
GND (ADC IN 2 -)
AMBIENT TEMP
EXCTR PRE-AMP
EXCTR PA
PWR SAMPLE
PWR SAMPLE
1000
R136
R159
3320
14 VCC
7
GND
U19:C
74HVCT74M
14
VCC
7
GND
U4:G
SN74AHCT14D
2
IN
1
N/C
3
GND
5
ADJ
4
OUT
LP38500TS-ADJ
U18
DS1:A
G
C78
1.0
35V
EXCTR PRE-AMP VOLTS
Summary of Contents for NV3.5LT
Page 2: ......
Page 4: ......
Page 8: ...NV5LT NV3 5LT TROUBLESHOOTING MANUAL PAGE 4 VIII VERSION 3 3 2016 03 10 ...
Page 294: ...VERSION 3 3 2016 03 10 SD 32 Figure SD 32 NAFP109B Output Power Probe and Sample PWBs ...
Page 307: ...VERSION 3 3 2016 03 10 MD 8 Figure MD 8 NAPA31C Power Amplifier PWB Q1 ...
Page 322: ...NV5LT NV3 5LT TROUBLESHOOTING MANUAL LIST OF TERMS PAGE 4 6 2 VERSION 3 3 2016 03 10 ...
Page 323: ......