250 mW Linear Power Amplifier and T/R Switch
Power Amplifier Temperature Performance1
AM55-0004
Power Amplifier Spurious Response at
Various Supply Voltages1
THIRD ORDER INTERMODULATION RATIO @ 1.9 GHz
(TONE SPACING 600 KHz)
LINEAR GAIN, V
= V
= 4.8 V
DD1
DD2
30
27
24
21
18
15
6.0 V
-15°C
25
+25°C
4.8 V
20
+70°C
3.0 V
15
3.6 V
10
1.50
1.75
2.00
2.25
2.50
15
17
19
21
23
25
FREQUENCY (GHz)
FUNDAMENTAL P
/TONE (dBm)
OUT
2ND HARMONIC RATIO @ 1.9 GHz
POWER OUTPUT @ 1.9 GHz, V
= V
= 4.8 V
DD1
DD2
60
50
40
30
20
28
26
24
22
20
18
+25°C
4.8 V
-15°C
4.0 V
3.0 V
+70°C
-5
-3
-1
(dBm)
1
3
10
13
16
19
22
25
P
FUNDAMENTAL P
(dBm)
IN
OUT
POWER ADDED EFFICIENCY (%) @ 1.9 GHz,
3RD HARMONIC RATIO @ 1.9 GHz
V
= V
= 4.8 V
DD1
DD2
40
80
75
70
65
60
55
50
4.8 V
-15°C
35
30
25
20
15
10
4.0 V
+25°C
+70°C
3.0 V
-5
-3
-1
1
3
10
13
16
19
(dBm)
OUT
22
25
P
(dBm)
FUNDAMENTAL P
IN
1. All data measured at T = +25°C and V , V adjusted for first stage quiescent current of 30 mA and second stage current of 65 mA, respectively.
A
G1
G2
Specifications Subject to Change Without Notice
V 2.00
M/A-COM Inc.
■
1011 Pawtucket Boulevard, Lowell, MA 01853 USA
■
Telephone: 800-366-2266
4
TE [ TE CONNECTIVITY ]
