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MRF448 Datasheet(PDF) 3 Page - Tyco Electronics

Part # MRF448
Description  RF POWER TRANSISTOR NPN SILICON
PDF  5 Pages
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Manufacturer  MACOM [Tyco Electronics]
Direct Link  http://www.macom.com
Logo MACOM - Tyco Electronics

MRF448 Datasheet(HTML) 3 Page - Tyco Electronics

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Figure 2. Output Power versus Input Power
Figure 3. Output Power versus Supply Voltage
Figure 4. Power Gain versus Frequency
Figure 5. RF SOAR (Class AB)
Pout versus Output VSWR
Figure 6. fT versus Collector Current
Figure 7. IMD versus Pout
Pin, INPUT POWER (WATTS)
f = 30 MHz
ICQ = 250 mA
40 V
300
200
0
48
400
100
012
16
20
VCC, SUPPLY VOLTAGE (VOLTS)
300
200
0
30
400
100
20
40
50
60
f = 30, 30.001 MHz
ICQ = 250 mA
IMD = d3
-35 dB
IMD = -30 dB
f, FREQUENCY (MHz)
2
VCC = 50 V
ICQ = 250 mA
Pout = 250 W
20
10
25
15
0
4
7
15
30
5
10
1
OUTPUT VSWR
3
250
200
150
350
300
510
30 50
f = 30 MHz
ICQ = 250 mA
VCC = 50 V
TC = 50°C
100°C
400
5
IC, COLLECTOR CURRENT (AMPS)
250
200
150
100
50
10
15
VCC = 30 V
15 V
020
0
Pout, OUTPUT POWER (WATTS PEP)
25
-25
-30
-35
-40
-45
-50
75
d3
d5
VCC = 50 V
f = 30, 30.001 MHz
125
175
225
275
VCC = 50 V
3



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