DEMO-ALM-31X22 Datasheet, PDF (8/12 Pages) Broadcom Corporation. – 1-Watt High Linearity Amplifier

-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
0.7 0.75 0.8 0.85 0.9
Frequency (GHz)
Figure 14. Over temperature S12 vs Frequency
85ºC
25ºC
-40ºC
0.95
1
-20
-25
85ºC
25ºC
-30
-40ºC
-35
3GPP WCDMA,
Test Model 1 + 64DPCH,
+/- 5MHz Offset
-40
-45
-50
-55
-60
20
21
22
23
24
25
Output Channel Power (dBm)
Figure 15. Over temperature ACPR vs Channel Power at 900MHz
PCB Layout and Stencil Design
Pin 1
0.50
0.50
1.30
0.60
0.70
0.30
5.80
0.50
0.35
4.20
0.85
0.30
4.80
0.30
0.35
0.41
0.39
5.73
0.35
0.41
0.35
3GPP WCDMA, Test Model 1 + 64DPCH, +/₀-_.5₅M₄ Hz offset
0.45
0.77
1.74
0.45
2.79
0.30
1.17 4.74
0.72
0.45
0.45
0.45
0.63
0.45
PCB Land Pattern
Stencil Opening
5.80
5.73
4.74 4.80
Combines Land Pattern and Stencil Layout
Note:
All dimensions are in millimeters.
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