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7.3 PA Bias
7-16
Specification of PA transistors
Specifications of PA transistors are tabulated below.
Table 7.3.1 Specification of SD1405
** FS-2570 - DRV board: PA Tr **
Symbol Parameter Value
Unit
V
CBO
Collector-Base
Voltage
36
V
V
CEO
Collector-Emitter
Voltage
18
V
V
BEO
Emitter-Base
Voltage
4.0
V
Ic Device
Current
20
A
P
DISS
Power
Dissipation
270
W
T
J
Junction
Temperature
+200 deg
T
STG
Storage Temperature
-65 to +150
deg
Table 7.3.2 Specification of SD1407
** FS-2570 and FS-1570 - PA board: PA Tr **
Symbol Parameter Value
Unit
V
CBO
Collector-Base
Voltage
65
V
V
CEO
Collector-Emitter
Voltage
36
V
V
BEO
Emitter-Base
Voltage
4.0
V
Ic Device
Current
20
A
P
DISS
Power
Dissipation
270
W
T
J
Junction
Temperature
+200 deg
T
STG
Storage Temperature
-65 to +150
deg
Table 7.3.3 Specification of 2SC3133
** FS-2570 - DRV board: DRV Tr, FS-1570 - PA board: DRV Tr **
Symbol Parameter Value
Unit
V
CBO
Collector-Base
Voltage
60
V
V
CEO
Collector-Emitter
Voltage
25
V
V
BEO
Emitter-Base
Voltage
5
V
Ic Device
Current
6
A
P
C
Power
Dissipation
20
W
T
J
Junction
Temperature
+150 deg
T
STG
Storage Temperature
-55 to +150
deg
Summary of Contents for FS-1570
Page 1: ...SSB Radio telephone FS 1570 2570...
Page 204: ...7 1 Output power 7 2 Power data vs T R output Input vs output...
Page 224: ...AP2 1 DSC Test call AP2 2...
Page 230: ...AP3 2...
Page 231: ...AP3 3...
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