MRF157 datasheet(3/7 Pages) MACOM

3 / 7 page

TYPICAL DEVICE SHOWN

VDS = 10 V

VGS(th) = 3.5 V

gfs = 24 mhos

VGS, GATE-SOURCE VOLTAGE (VOLTS)

100

200

TC = 25°C

VDS, DRAIN-SOURCE VOLTAGE (VOLTS)

Figure 2. Power Gain versus Frequency

Figure 3. Output Power versus Input Power

Figure 4. DC Safe Operating Area

Figure 5. Capacitance versus Drain Voltage

Figure 6. Gate Voltage versus Drain Current

Figure 7. Gate–Source Voltage versus

Case Temperature

100

f, FREQUENCY (MHz)

VDD = 50 V

IDQ = 800 mA

Pout = 600 W

800

600

400

200

800

600

400

200

04080

VDS = 50 V

40 V

IDQ = 800 mA

Pin, INPUT POWER (WATTS)

VDS = 50 V

40 V

5000

2000

1000

500

200

100

VDS, DRAIN-SOURCE VOLTAGE (VOLTS)

VGS = 0 V

f = 1 MHz

Ciss

Coss

Crss

1.04

1.03

1.02

1.01

0.99

0.98

0.97

0.96

0.95

0.94

0.93

0.92

0.91

0.9

-25

100

ID = 20 A

16 A

8 A

4 A

1 A

0.4 A

TC, CASE TEMPERATURE (°C)

REV 1

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