Preliminary
Preliminary
SPA-1218 1950 MHz 1 Watt Power Amp.
1950 MHz Application Circuit Data, Icc=320 mA, T=+27C, VCC=5V
Note: Tuned for Output IP3
P1dB vs Frequency
Gain vs. Frequency
32
30
28
26
24
22
20
16
14
12
10
8
25C
-40C
85C
25C
-40C
85C
1.93 1.94 1.95 1.96 1.97 1.98 1.99
1.93 1.94 1.95 1.96 1.97 1.98 1.99
GHz
GHz
Input/Output Return Loss,
Isolation vs Frequency
Output Third Order Intercept vs.
Frequency (POUT per tone = 11dBm)
0
55
-5
-10
-15
-20
-25
-30
-35
-40
50
45
40
35
30
25
20
S22
S11
S12
25C
-40C
85C
1.93 1.94 1.95 1.96 1.97 1.98 1.99
1.93 1.94 1.95 1.96 1.97 1.98 1.99
GHz
GHz
Output Third Order Intercept vs.
Tone Power, 1.96 GHz
Device Current vs. Source Voltage
55
400
25C
-40C
85C
350
300
250
200
150
100
50
50
45
40
35
30
25
20
25C
-40C
85C
0
-50
0
1
2
3
4
5
8
13
18
23
POUT per tone (dBm)
VS (V)
522 Almanor Ave., Sunnyvale, CA 94085
Phone: (800) SMI-MMIC
2
http://www.stanfordmicro.com
EDS-101428 Rev A
STANFORD [ STANFORD MICRODEVICES ]
