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參數資料
| 型號： | MRF21085SR3 |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 功率晶體管 |
| 英文描述： | S BAND, Si, N-CHANNEL, RF POWER, MOSFET |
| 封裝： | NI-780S, CASE 465A-06, 2 PIN |
| 文件頁數： | 9/12頁 |
| 文件大小： | 562K |
| 代理商： | MRF21085SR3 |
MRF21085R3 MRF21085SR3 MRF21085LSR3
MOTOROLA RF DEVICE DATA
TYPICAL CHARACTERISTICS
55
50
45
40
35
30
25
10
4
Figure 3. 2-Carrier W-CDMA ACPR, IM3, Power Gain and
Drain Efficiency versus Output Power
Figure 4. Intermodulation Distortion
Products versus Output Power
Pout, OUTPUT POWER (WATTS) PEP
Figure 5. Third Order Intermodulation
Distortion versus Output Power
IM3,
THIRD
ORDER
INTERMODULA
TION
DIST
ORTION
(dBc)
,DRAIN
EFFICIENCY
(%),
η
G
ps
,POWER
GAIN
(dB)
Pout, OUTPUT POWER (WATTS Avg.) NCDMA
IM3
(dBc),
ACPR
(dBc)
f, FREQUENCY (MHz)
INPUT
RETURN
LOSS
(dB)
,DRAIN
EFFICIENCY
(%)
η
Figure 6. 2-Carrier W-CDMA Broadband
Performance
Figure 7. CW Performance
0
5
10
15
20
25
30
55
50
45
40
35
30
25
110
30
VDD = 28 Vdc, IDQ = 1000 mA
f1 = 2135 MHz, f2 = 2145 MHz
3.84 MHz Channel Bandwidth
45
60
50
40
30
25
5
10
25
30
35
45
10
η
4
INTERMODULA
TION
DIST
ORTION
(dBc)
IMD,
Pout, OUTPUT POWER (WATTS) PEP
VDD = 28 Vdc
IDQ = 1000 mA
f1 = 2135 MHz
f2 = 2145 MHz
,DRAIN
EFFICIENCY
(%),
η
G
ps
,POWER
GAIN
(dB)
IM3
(dBc),
ACPR
(dBc),
IRL,
1150 mA
1300 mA
1000 mA
IDQ = 700 mA
850 mA
12
14
16
18
20
22
24
60
50
40
30
20
10
0
2110
2130
2150
2190
VDD = 28 Vdc
Pout = 19 W (Avg.)
IDQ = 1000 mA
Gps
ACPR
η
IRL
Pout, OUTPUT POWER (WATTS)
G
ps
,POWER
GAIN
(dB)
11.5
12
12.5
13
13.5
14
14.5
0
10
20
30
40
50
60
10
100
2
130
VDD = 28 Vdc
IDQ = 1000 mA
f = 2140 MHz
Gps
η
,DRAIN
EFFICIENCY
(%)
η
IM3
Gps
ACPR
15
100
65
7th Order
5th Order
3rd Order
100
VDD = 28 Vdc
f1 = 2135 MHz
f2 = 2145 MHz
2090
2170
IM3
40
34
35
36
37
38
32
31
30
29
28
27
24
25
26
27
28
29
VDD, DRAIN SUPPLY (V)
Figure 8. Two-Tone Intermodulation Distortion and
Drain Efficiency versus Drain Supply
INTERMODULA
TION
DIST
ORTION
(dBc)
IMD,
,DRAIN
EFFICIENCY
(%)
η
IDQ = 1000 mA
f = 2140 MHz
10 MHz Tone Spacing
IMD
39
26
Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)
55
35
20
40
41
42
25
24
2Carrier WCDMA
10 MHz Carrier Spacing
3.84 MHz Channel Bandwidth
Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
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