75
SCHEMATIC DIAGRAM
NX-720H(G)/720H
X57-823 9/10
AO
AP
AQ
AR
AS
TX-RX UNIT (X57-8230-10)
-t
50C
HSW
+B
50R
THP2
80ANT
MP
/H_L
80T
THP1
L214
12n
L213
100n
D205
1SV325F
D204
1SV325F
D206
1SV325F
NESG240034
Q202
D207
1SV325F
L212
.
D101
DZ2J056(M)
L102
68n
.
L110
.
C152
47u25
.
TH103
100k
.
L113
L106
3
9
n (-
9
2)
.
L10
9
IC102
1
2
3
4
RFINPUT
GATEBIAS
DRAINBIAS
RFoUTPUT
2SC3357-A
Q102
.
IC103
NJM12
9
04RB1
1
2
3
4
5
6
7
8
.
TH101
100k
.
L107
FK330301
.
Q105
.
L111
D107
RKP351KW-1P2
.
C140
4.7u
16
L104
33n
.
L112
L103
.
L105
.
L108
D111
L407CDB
Q106
EMD5
D113
RN142S
D112
RN142S
L116
L115
L215
33n
L216
33n
.
D110
L407CDB
L221
5.6n
R256
100k
R250
2.2k
R247
3
9
R246
10
R255
100k
R24
9
4.7k
.
R120
15k
.
R125
470
.
R146
3
9
k
.
R128
470
R113
R168
240
RK73EB2E241J
1/4
.
R121
470
R114
330
R112
1.8k
.
R135
100k
.
R147
120k
R111
2.7k
.
R167
15k
.
R133
15k
.
R131
10k
R101
3.3k
.
R122
22
.
R123
22
R103
0
.
R137
100k
.
R14
9
10k
R16
9
240
RK73EB2E241J
1/4
.
R138
10k
.
R150
120k
.
R155
22k
.
R25
9
0
R115
68
68
.
R141
33k
.
R181
0
L233
3
9
n
C247
1000p
C262
1000p
C254
12p
C260
18p
C251
5p
C250
0.1u
C253
1000p
C257
1000p
C25
9
1000p
C256
18p
C258
15p
.
C135
470p
C171
100p
.
C148
100p
.
C144
47p
.
C136
470p
C11
9
27p
C103
0.01u
.
C128
47p
C113
470p
.
C14
9
470p
C117
470p
.
C137
100p
.
C125
470p
C12
9
33p
.
C168
470p
C104
1000p
C121
6p
C101
1000p
C116
470p
C124
33p
C120
22p
.
C155
C118
470p
.
C142
22p
.
C131
100p
C108
4.7u
C123
22p
C102
470p
.
C127
22p
C175
3
9
p
.
C134
470p
C173
470p
C172
470p
.
C156
100p
C177
100p
.
C178
100p
.
C176
22p
.
C17
9
9
p
C151
18p
.
C146
12p
C255
47p
C261
56p
C246
1000p
C235
27p
C234
3
9
p
C233
6p
C231
6p
MP
L232
3
9
n
.
C154
0.022u
R183
10k
C1
9
4
5p
L130
56n
.
R184
47k
.
C133
220p
.
R130
27k
D114
RN142S
.
D102
DA3S101F
.
C145
0.1u
80T
80T
+
-
+B
Gate Bias
+
RA60H1317M1-123
80T
-
3216
3216
3216
5T
5T
9
.5T
SideA
POWER
MIC
ME
SP+
SP-
POWER
MIC
ME
SP+
SP-
470p
TX Power Module
OP AMP(APC)
TX Drive AMP
DC Switch
(H/L Power)
DC Switch(50C)
LNA
Over Voltage
Protection
Antenna Switch
Antenna Switch
D110,111
Over DC
Supply Protection
D112-114
-t
CN10
CN13
CN12
CN11
C15
CN14
B-BUS
B-BUS
B-BUS
C111
470p
Transient
Voltage
limiter
1.36V
4.60V
4.61V
f L:2.50V
fC:3.5
8
V
fH:5.21V
R:0.0V
T(50W):3.0V
T(30W):2.3V
T(5W):0.
8
V
R:0.0V
T:1.6V
25
℃ :
2.6V
R:(H:0.0V/L:3.3V)
T(50W/25W):0.0V
T(5W):3.3V
R:0.03V
T:3.22V
R:0.0V
T:7.
8
V
Drive:2.6dBm
15dBm
R:0.0V
T:7.
8
V
(36dBm:5W)
R:0.0V
T(50W):3.5V
T(30W):3.0V
T( 5W ):2.5V
R:13.6V
T:13.0V(45W)
R:0V
T:0.79V
25
℃ :
2.6V
R:0.0V
T(50W):2.7V
T(30W):2.2V
T(5W):1.5V
Содержание Nexedge NX-720H
Страница 83: ...NX 720H G 720H 83 MEMO ...