RFHA1025 Datasheet, PDF (4/10 Pages) RF Micro Devices – 280W GaN Wideband Pulsed Power Amplifier

RFHA1025
Typical Performance in Standard Fixed Tuned Test Fixture
(T = 25°C, unless noted)
Gain versus Output Power (f = 1100MHz)
(Pulsed 10% duty cycle, PW=100ђƐ, V_D = 50V, I_DQ = 440mA)
20
19
18
17
16
15
Gain 85°C
Gain 25°C
14
Gain Ͳ40°C
13
47
49
51
53
55
Output Power (dBm)
Efficiency versus Output Power (f = 1100MHz)
(Pulsed 10% duty cycle, PW = 100μS, V_D = 50V, I_DQ = 440mA)
70
60
50
Eff 85°C
Eff 25°C
Eff Ͳ40°C
40
30
20
10
45
47
49
51
53
55
Output Power (dBm)
Input Return Loss versus Output Power (f = 1100MHz)
(Pulsed 10% duty cycle, PW = 100μS, V_D = 50V, I_DQ = 440mA)
Ͳ4
Ͳ6
Ͳ8
Ͳ10
Ͳ12
Ͳ14
Ͳ16
IRL 85°C
IRL 25°C
Ͳ18
IRL Ͳ40°C
Ͳ20
47
49
51
53
55
Output Power (dBm)
Small Signal Performance versus Frequency, P_OUT = 45dBm
(Pulsed 10% duty cycle, PW = 100μƐ, V_D = 50V, I_DQ = 440mA)
19
Ͳ7
Fixed tuned test circuit
18
Ͳ9
17
Ͳ11
16
Ͳ13
15
14
13
950
Gain
IRL
1000
1050
1100
1150
Frequency (MHz)
1200
Ͳ15
Ͳ17
Ͳ19
1250
Gain/IRL versus Frequency, P_OUT = 54.5dBm
(Pulsed 10% duty cycle, PW=100ђƐ, V_D = 50V, I_DQ = 440mA)
20
19
Fixed tuned test circuit
18
17
16
15
14
Gain
13
IRL
12
950
1000
1050
1100
1150
Frequency (MHz)
1200
Ͳ6
Ͳ7
Ͳ8
Ͳ9
Ͳ10
Ͳ11
Ͳ12
Ͳ13
Ͳ14
1250
Drain Efficiency versus Frequency, P_OUT = 54.5dBm
(Pulsed 10% duty cycle, PW = 100μS, V_D = 50V, I_DQ = 440mA)
65
63 Fixed tuned test circuit
61
59
57
55
53
51
49
47
Eff
45
950
1000
1050
1100
1150
Frequency (MHz)
1200
1250
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