SD2931-10_03 ST Microelectronics, Inc., SD2931-10_03 Datasheet - Page 7

• Manufacturer Part Number: SD2931-10_03
• Description: RF Power Transistors Hf/vhf/uhf N-channel Mosfets
• Manufacturer: ST Microelectronics, Inc.

SD2931-10
5
Figure 8.
Figure 10. Power gain vs output power
Figure 12. Output power vs supply voltage
270
240
210
180
150
120
270
240
210
180
150
120
90
60
30
18
16
14
12
10
90
60
30
0
8
6
0
24
0
0
Vdd=50V
Idq=250mA
f=175Mhz
28
Typical performance 175 MHz
Output power vs input power
50
5
32
Pout, OUTPUT POWER (W)
Vdd,DRAIN VOLTAGE(V)
Pin, INPUT POWER (W)
100
10
36
40
150
15
44
f= 175MHz
Idq= 250mA
Idq= 250mA
f= 175MHz
Vdd= 50V
Vdd= 40V
200
20
Pin =2.5W
Pin =10W
Pin =5W
48
250
25
52
Figure 9.
Figure 11. Efficiency vs output power
Figure 13. Drain current vs gate-source
20
15
10
80
70
60
50
40
30
20
5
0
270
240
210
180
150
120
90
60
30
0
2
0
0
2.5
Output power vs input power
voltage
50
VGS, GATE-SOURCE VOLTAGE (V)
5
3
Pout, OUTPUT POWER (W)
Typical performance 175 MHz
Pin, INPUT POWER(W)
3.5
100
10
4
Tc=+25 °C
Vdd= 50V
Idq= 250mA
f= 175MHz
150
15
4.5
Vdd=50V
Idq=250mA
f=175Mhz
Tc =-20 °C
Tc =+80 °C
5
Tc =+25 °C
200
20
Tc=+80 °C
Tc=-20 °C
5.5
25
250
7/16
6