MRF137 datasheet(4/9 Pages) MACOM

4 / 9 page

Figure 8. Output Power versus Supply Voltage

Figure 9. Output Power versus Gate Voltage

Figure 10. Drain Current versus Gate Voltage

(Transfer Characteristics)

Figure 11. Gate Source Voltage versus

Case Temperature

Figure 12. Capacitance versus

Drain–Source Voltage

Figure 13. DC Safe Operating Area

VDD, SUPPLY VOLTAGE (VOLTS)

Pin = 8 W

IDQ = 25 mA

f = 400 MHz

5 W

2 W

-9

VGS, GATE-SOURCE VOLTAGE (VOLTS)

-8

-6

-4

-2

400 MHz

150 MHz

VDD = 28 V

IDQ = 25 mA

Pin = CONSTANT

TYPICAL DEVICE SHOWN,

VGS(th) = 3 V

VGS, GATE-SOURCE VOLTAGE (VOLTS)

VDS = 10 V

TYPICAL DEVICE SHOWN,

VGS(th) = 3 V

1.02

-25

TC, CASE TEMPERATURE (°C)

100

125

150

0.98

0.96

0.94

0.92

VDS = 28 V

175

ID = 1.25 A

1 A

750 mA

500 mA

200 mA

25 mA

VDS, DRAIN-SOURCE VOLTAGE (VOLTS)

200

VGS = 0 V

f = 1 MHz

Coss

Ciss

Crss

180

160

140

120

100

VDS, DRAIN-SOURCE VOLTAGE (VOLTS)

0.1

100

TC = 25°C

0.5

REV 6

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