SD2931-11 Datasheet, PDF (13/18 Pages) STMicroelectronics – RF power transistors HF/VHF/UHF N-channel MOSFETs

SD2931-11
7
Typical performance 30 MHz
Typical performance 30 MHz
Figure 17. Output power vs input power
Figure 18. Power gain vs output power
250
200
150
100
50
0
0
Vdd = 50 V
Vdd = 40 V
f = 30 MHz
IDQ = 250 mA
0.1
0.2
0.3
0.4
0.5
Pin, INPUT POWER (W)
30
29
28
27
26
f = 30 MHz
VDD = 50 V
25
IDQ = 250 mA
24
0
40
80
120
160
200
Pout, OUTPUT POWER (W)
Figure 19. Efficiency vs output power
70
60
50
40
30
f = 30 MHz
20
VDD = 50 V
IDQ = 250 mA
10
0
0
40
80
120
160
200
Pout, OUTPUT POWER (W)
Figure 21. Output power vs gate voltage
Figure 20. Output power vs supply voltage
200
Pin=.31 W
Pin=.22 W
150
100
Pin=.13 W
50
f = 30 MHz
IDQ = 250 mA
0
24
28
32
36
40
44
48
52
VDD(V)
200
150
100
50
0
0
T= +25 °C
T= -20 °C
T= +80 °C
VDD = 50 V
IDQ = 250 mA
f = 30 MHz
Pin = Constant
1
2
3
4
5
6
VGS GATE-SOURCE VOLTAGE (V)
Doc ID 17329 Rev 1
13/18