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參數(shù)資料
| 型號： | ALM-1412-TR1G |
| 元件分類： | 放大器 |
| 英文描述： | 0 MHz - 1575 MHz RF/MICROWAVE WIDE BAND LOW POWER AMPLIFIER |
| 封裝： | 3.30 X 2.10 MM, 1.10 MM HEIGHT, LEAD FREE PACKAGE-12 |
| 文件頁數(shù)： | 11/17頁 |
| 文件大?。?/td> | 829K |
| 代理商： | ALM-1412-TR1G |
3
Electrical Specifications
TA = 25°C, Vdd = +2.85V, Vsd = +2.6V, Idd = 8mA (typ), R2 = 10 kΩ, Freq = 1.575GHz - Typical Performance [8] unless
otherwise specified.
Table 1. Performance Table at Nominal Operating Conditions
Symbol
Parameter and Test Condition
Units
Min.
Typ
Max.
G
Gain
dB
11
13.5
-
NF[7]
Noise Figure
dB
-
0.82
1.2
IP1dB
Input 1 dB Compressed Power
dBm
-
2.7
-
IIP3[9]
Input 3rd Order Intercept Point (2-tone @ fc ± 2.5 MHz)
dBm
-
7.0
-
S11
Input Return Loss
dB
-
-8.4
-
S22
Output Return Loss
dB
-
-12.3
-
S12
Reverse Isolation
dB
-
-23
-
Cell Band Rejection
Relative to 1.575 GHz @ 827.5 MHz
dBc
45
54
-
PCS Band Rejection
Relative to 1.575 GHz @ 1885 MHz
dBc
45
63
-
Idd
Supply DC current at Shutdown (SD) Voltage Vsd = 2.6 V
mA
-
8.0
15
Ish
Shutdown Current @ Vsd = 0 V
A
-
0.1
-
TA = 25°C, Vdd = +2.85V, Vsd = +1.8V, Idd = 4.5mA (typ), R2 = 10 kΩ, Freq = 1.575GHz - Typical Performance[8] unless
otherwise specified.
Table 2. Typical Performance at Vdd = +2.85V, Vsd = +1.8V, Idd = 4.5mA (typ)
Symbol
Parameter and Test Condition
Units
Typ.
G
Gain
dB
12.2
NF[7]
Noise Figure
dB
0.94
IP1dB
Input 1 dB Compressed Power
dBm
4.5
IIP3[9]
Input 3rd Order Intercept Point (2-tone @ fc ± 2.5 MHz)
dBm
5.7
S11
Input Return Loss
dB
-7
S22
Output Return Loss
dB
-10.6
S12
Reverse Isolation
dB
-22.6
Cell Band Rejection
Relative to 1.575 GHz @ 827.5 MHz
dBc
55
PCS Band Rejection
Relative to 1.575 GHz @ 1885 MHz
dBc
61
Idd
Supply DC Current at Shutdown (SD) Voltage Vsd = 1.8 V
mA
4.5
Ish
Shutdown Current @ Vsd = 0 V
A
0.1
Notes:
7. For noise figure measurement, input board loss has not been deducted.
8. Measurements at 1.575 GHz obtained using demo board described in Figures 6 and 7.
9. 1.575 GHz IIP3 test condition: FRF1 = 1572.5 MHz, FRF2 = 1577.5 MHz with input power of -20 dBm per tone measured at the worst case side
band.
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