7-168
Schematics, Component Location Diagrams, and Parts Lists:
HUF4017A (700-800 MHz) Main Board
June 15, 2005
6815854H01-A
Figure 7-129. HUF4017A RF Power Amplifier (PA) Schematic (Sheet 2 of 2)
1%
RFPA/OUTPUT NETWORK
INTERFACE
C6557
39pF
IF6543
13pF
C6549
1K
R6543
L6543
57R01
C6545
12pF
R6550
2
C6559
39pF
R6553
2
GND
3
POS
1
VOUT
2
3.3pF
LM50
U6540
2
R6555
C6556
IF6540
VN_B6541
11pF
C6541
R6552
2
L6542
C6562
0.1uF
17nH
33
R6559
C6554
VN_B6566
13pF
5.1pF
C6553
C6560
0.1uF
VINPOS
5
VPOS
R6547
33
INA138
U6541
GND
2
1
OUT
4
VINNEG
3
C6558
39pF
33
R6548
Q6540
12pF
C6544
VN_B6521
R6545
5m
2
R6554
IF6542
39pF
C6565
Q6541
11pF
C6548
10pF
C6555
33
R6560
HEATSINK
GND1
1
GND2
2
GND3
3
4
GND4
C6561
M6542
0.1uF
R6551
2
*C6564*
39pF
12pF
C6552
2
R6556
5.1pF
C6551
R6557
R6540
2
R6546
1K
12pF
C6547
100K
C6566
VN_B6562
VN_B6563
C6550
39pF
12pF
IF6541
C6540
39pF
C6542
12pF
10
R6544
SWITCH_BIAS
RFPA_OUT
VFORWARD_ON
VREVERSE_ON
6
7
8
9
1
2
3
4
5
MAEPF-27835-O
Part Series
6500-2
Содержание XTL 1500
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Страница 25: ...June 15 2005 6815854H01 A xxiv CommercialWarranty Notes ...
Страница 35: ...June 15 2005 6815854H01 A xxxiv Model Numbering Charts and Specifications Notes ...
Страница 49: ...June 15 2005 6815854H01 A 2 12 Product Overview Controller Section Notes ...
Страница 161: ...June 15 2005 6815854H01 A 4 36 Troubleshooting Procedures Power Amplifier Procedures Notes ...
Страница 225: ...June 15 2005 6815854H01 A 5 64 Troubleshooting Charts Flowcharts Notes ...
Страница 429: ...8 2 Flex Cable Pin Out Lists Flex Cables June 15 2005 6815854H01 A Notes ...
Страница 441: ...June 15 2005 6815854H01 A Glossary 10 Notes ...
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