ALM-1812-BLKG Avago Technologies US Inc., ALM-1812-BLKG Datasheet - Page 12

• Manufacturer Part Number: ALM-1812-BLKG
• Description: GPS Filter/LNA/Filter
• Manufacturer: Avago Technologies US Inc.

Specifications of ALM-1812-BLKG

• Current - Supply: 15mA
• Gain: 19.1dB
• Noise Figure: 1.66dB
• P1db: -8dBm
• Package / Case: 12-MCOB
• Rf Type: GPS
• Test Frequency: 1.575GHz
• Voltage - Supply: 3.6V
• Package: 12SMD
• Manufacturer Type: Low Noise Amplifier
• Number Of Channels Per Chip: 1
• Maximum Gain: 19.1(Typ)@1575MHz dB
• Maximum Input Return Loss: 10(Typ)@1575MHz dB
• Maximum Output Return Loss: 15(Typ)@1575MHz dB
• Maximum Operating Temperature: 85 °C
• Minimum Operating Temperature: -40 °C
• Maximum Operating Frequency: 1575 MHz
• Maximum Power Dissipation: 54 mW
• Maximum Reverse Isolation: 30(Typ)@1575MHz dB
• Maximum Supply Current: 11.5@2.8V mA
• Power Supply Type: Single
• Typical Noise Figure: 1.66@1575MHz dB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Frequency: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ALM-1812 Typical Scattering Parameters at 25°C, Vdd = 2.8V, Idd = 6.8mA
The S- and Noise Parameters are measured using a coplanar waveguide PCB with 10 mils Rogers
shows the input and output reference planes. The circuit values are as indicated in Figure 6.
12
Freq
(GHz)
0.05
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.8275
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.575
1.6
1.7
1.8
1.885
1.9
2.0
2.1
2.2
2.3
2.4
2.5
3.0
3.5
4.0
4.5
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
S11
Mag. (dB)
-0.36
-0.48
-0.61
-0.59
-0.56
-0.54
-0.51
-0.48
-0.47
-0.46
-0.45
-0.44
-0.44
-0.46
-0.51
-0.60
-2.15
-12.00
-0.95
-0.51
-0.57
-0.60
-0.61
-0.66
-0.70
-0.70
-0.69
-0.69
-0.69
-0.71
-0.69
-0.83
-1.07
-1.37
-3.36
-1.25
-1.50
-1.57
-2.49
-4.03
-4.63
-4.96
-3.23
-3.78
-5.51
-10.35
-4.30
-5.60
-3.34
S11
Ang.
167.90
157.43
137.05
118.80
102.02
86.73
72.90
60.09
48.25
45.13
37.19
26.19
15.97
6.12
-4.06
-16.54
-39.74
-162.25
56.36
-13.71
-27.70
-36.23
-37.61
-46.35
-54.49
-62.05
-69.58
-76.98
-84.41
-118.39
-150.17
176.10
145.32
108.52
39.77
-20.47
-73.87
-129.61
-178.13
132.11
63.14
-64.89
-143.72
131.84
49.69
174.02
89.47
49.69
1.63
S21
Mag. (dB)
-70.91
-73.83
-75.70
-79.52
-80.81
-80.23
-84.40
-80.13
-77.24
-76.66
-74.69
-72.60
-71.50
-71.18
-70.88
-77.69
-52.92
18.44
-4.42
-77.00
-76.26
-84.37
-77.77
-62.56
-52.67
-49.53
-49.33
-49.47
-49.34
-48.63
-48.84
-54.58
-52.45
-36.63
-24.42
-39.38
-32.30
-30.13
-22.11
-18.89
-29.16
-24.87
-24.81
-28.69
-21.18
-24.73
-26.34
-24.29
-21.00
S21
Ang.
179.43
90.22
-98.13
144.78
-93.44
173.99
-139.64
31.21
19.91
-1.05
-9.12
-22.11
-42.85
-53.20
-56.47
-86.33
178.08
157.76
-5.83
-145.33
-121.44
147.81
96.20
48.44
3.05
-43.62
-75.23
-93.88
-107.39
-151.44
171.67
125.18
-42.92
-103.59
135.12
-6.98
82.78
163.08
54.31
-75.98
-95.52
-131.78
158.49
146.44
55.22
-68.32
99.23
-38.15
178.45
S12
Mag. (dB)
-72.41
-72.95
-76.85
-78.22
-80.94
-81.68
-83.85
-84.39
-82.49
-81.84
-80.63
-83.78
-83.42
-84.42
-84.53
-78.22
-71.88
-30.80
-53.21
-80.55
-78.53
-71.90
-72.22
-70.83
-67.29
-64.95
-63.28
-62.60
-61.30
-56.60
-53.14
-50.85
-51.74
-57.19
-42.94
-53.09
-40.36
-27.18
-22.22
-20.13
-35.45
-28.36
-28.55
-29.29
-23.10
-27.84
-26.72
-25.85
-21.72
S12
Ang.
-33.51
-44.37
143.01
18.52
-96.45
49.58
-22.49
104.85
140.19
-26.77
159.19
49.06
164.49
-64.80
28.25
-127.64
-163.04
116.58
-47.84
-115.70
-131.67
-132.40
-128.72
-128.36
-138.82
-149.31
-150.12
-160.56
-165.14
176.28
154.09
127.76
108.49
116.36
124.29
139.34
141.29
86.19
41.54
-111.40
-70.23
-120.38
171.46
160.75
62.73
-66.54
92.85
-43.76
-176.08
S22
Mag. (dB)
-0.02
-0.02
-0.03
-0.03
-0.05
-0.07
-0.08
-0.10
-0.13
-0.13
-0.15
-0.17
-0.20
-0.23
-0.26
-0.30
-1.14
-7.66
-1.14
-0.32
-0.33
-0.34
-0.34
-0.35
-0.35
-0.36
-0.36
-0.36
-0.37
-0.37
-0.36
-0.41
-0.49
-0.71
-7.89
-0.95
-0.96
-1.65
-2.73
-3.60
-2.13
-1.60
-2.11
-2.96
-4.57
-4.47
-2.37
-4.27
-8.70
£
RO4350. Figure 27
S22
Ang.
-1.13
-2.30
-4.72
-7.15
-9.58
-12.00
-14.49
-17.07
-19.77
-20.53
-22.57
-25.01
-27.52
-31.01
-34.89
-40.11
-49.93
49.43
4.99
-35.94
-42.70
-46.60
-47.22
-51.19
-54.92
-58.43
-61.85
-65.19
-68.55
-83.99
-98.92
-115.73
-131.29
-153.16
89.52
178.08
135.38
118.05
71.53
82.03
53.32
27.95
-5.53
-34.59
-100.39
107.18
28.83
-29.69
114.20