MRF21045 Datasheet, PDF (6/12 Pages) Motorola, Inc – RF Power Field Effect Transistors

Freescale Semiconductor, Inc.
TYPICAL CHARACTERISTICS
30
−25
V_DD = 28 Vdc, I_DQ = 500 mA
25 ^{f1 = 2135 MHz, f2 = 2145 MHz}
−30
3.84 MHz Channel Bandwidth
20 ^{Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)}
−35
15
G_ps
−40
10
η
−45
5
IM3
−50
0
0.5
1
ACPR
−55
10
20
P_out, OUTPUT POWER (WATTS Avg.) W−CDMA
Figure 3. 2-Carrier W-CDMA ACPR, IM3,
Power Gain and Drain Efficiency versus
Output Power
−25
−30
−35 I_DQ = 300 mA
700 mA
−40
600 mA
400 mA
−45
−50
4
500 mA
6
8 10
V_DD = 28 Vdc
f1 = 2135 MHz
f2 = 2145 MHz
30
50 60
P_out, OUTPUT POWER (WATTS) PEP
Figure 5. Intermodulation Distortion versus
Output Power
15.5
60
G_ps
15
50
14.5
40
14
30
13.5
13
12.5
2
η
4 6 8 10
20
V_DD = 28 Vdc
10
I_DQ = 500 mA
f = 2170 MHz
0
30
50 60
P_out, OUTPUT POWER (WATTS)
Figure 7. CW Performance
−25
45
−30
40
−35
35
−40
30
−45
25
3rd Order
−50
20
5th Order
−55
15
−60
−65
3
η
7th Order
4
6
8 10
V_DD = 28 Vdc, I_DQ = 500 mA
10
f1 = 2135 MHz, f2 = 2145 MHz
5
30
50 60
P_out, OUTPUT POWER (WATTS) PEP
Figure 4. Intermodulation Distortion Products
versus Output Power
28
−10
26
IRL
−15
24
η
−20
22 _{VDD = 28 Vdc, Pout = 10 W (Avg.)}
I_DQ = 500 mA
20 _{2−Carrier W−CDMA, 10 MHz Carrier Spacing}
3.84 MHz Channel Bandwidth
18 Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)
16
−25
−30
IM3
−35
ACPR _−40
14
G_ps
−45
2090
2110
2130
2150
2170
2190
f, FREQUENCY (MHz)
Figure 6. 2 - Carrier W - CDMA Broadband
Performance
42
−24
η
41
−25
40
−26
IMD
39
−27
38
−28
37
−29
36
I_DQ = 500 mA
35 ^Pout ^{= 45 W (PEP)}
f1 = 2135 MHz, f2 = 2145 MHz
34
24
25
26
27
28
V_DD, DRAIN SUPPLY (V)
−30
−31
−32
29
Figure 8. Two - Tone Intermodulation
Distortion and Drain Efficiency versus Drain
Supply
MRF21045LR3 MRF21045LSR3
6
MOTOROLA RF DEVICE DATA
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