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參數(shù)資料
| 型號(hào)： | MRFIC1818 |
| 廠(chǎng)商： | MOTOROLA INC |
| 元件分類(lèi)： | 衰減器 |
| 英文描述： | 1700-1900 MHz MMIC DCS1800/PCS1900 INTEGRATED POWER AMPLIFIER GaAs MONOLITHIC INTEGRATED CIRCUIT |
| 中文描述： | 1710 MHz - 1785 MHz RF/MICROWAVE NARROW BAND HIGH POWER AMPLIFIER |
| 文件頁(yè)數(shù)： | 6/8頁(yè) |
| 文件大?。?/td> | 216K |
| 代理商： | MRFIC1818 |
MRFIC1818
6
MOTOROLA RF DEVICE DATA
50
49
48
47
10
15
20
25
30
A
46
35
47
1.85
1.86
1.88
1.89
1.9
1.91
f, FREQUENCY (GHz)
P
TA = –35
°
C
25
°
C
85
°
C
50
45
40
35
30
10
15
20
25
30
Pout, OUTPUT POWER (dBm)
A
5.6 V
Pout, OUTPUT POWER (dBm)
Figure 15. Power Added Efficiency versus
Frequency – PCS Band
Figure 16. CDMA ACPR at 885 kHz Offset versus
Output Power
Figure 17. CDMA ACPR at 1980 kHz Offset
versus Output Power
39
41
43
45
1.87
25
35
f
MHz
Zin
OHMS
ZOL*
OHMS
1850
1860
1870
1880
1890
1900
1910
3.92
4.01
4.08
4.19
4.29
4.31
4.37
jX
R
jX
R
–43.30
–43.56
–43.78
–44.00
–44.29
–44.49
–44.81
7.70
7.64
7.57
7.51
7.50
7.44
7.35
0.39
0.23
0.15
0.07
–0.04
–0.06
–0.19
Zin represents the input impedance of the device.
ZOL* represents the conjugate of the optimum output load to present
to the device.
f
MHz
Zin
OHMS
ZOL*
OHMS
1710
1720
1730
1740
1750
1760
1770
1780
1785
9.19
9.35
9.50
9.65
9.60
9.42
9.11
8.77
8.54
jX
R
jX
R
–30.10
–29.60
–29.30
–29.10
–29.00
–28.79
–28.60
–28.30
–28.15
6.00
5.96
5.88
5.80
5.75
5.67
5.60
5.51
5.45
3.80
3.71
3.60
3.46
3.33
3.20
3.07
2.93
2.79
Table 1. Optimum Loads Derived from
Circuit Characterization
Table 2. Optimum Loads Derived from
Circuit Characterization – PCS Board
Pin = 3 dBm
VD1, VD2, VD3 = 4.8 V
VSS = –4 V
f = 1880 MHz
Carrier BW = 30 kHz
Channel BW = 30 kHz
Temp = 25
°
C
VD1, VD2, VD3 = 4.8 V
VD1, VD2, VD3 = 5.6 V
4.8 V
f = 1880 MHz
Carrier BW = 30 kHz
Channel BW = 30 kHz
Temp = 25
°
C
Typical Characteristics
Zin represents the input impedance of the device.
ZOL* represents the conjugate of the optimum output load to present
to the device.
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