Rainbow Electronics Т7024 - Manual (Page 8)

8
T7024
4533A–BLURF–09/02
Figure 8. LNA: Typical Switch-out Current versus R
switch
Figure 9. PA (PSSO20): Output Power and PAE versus Supply
Figure 10. PA (PSSO20): Output Power and PAE versus Ramp Voltage
0
4
8
12
16
20
1 10 100 1000 10000 100000 1000000 10000000
R
switch
(W)
I S_O
(mA
)
0
10
20
30
40
50
2.7 3.1 3.5 3.9 4.3 4.7
Supply Voltage (MHz)
P
o
u
t (d
B
m
), P
A
E
(%)
100
130
160
190
220
250
I_
S
_
T
X
(mA
)
PAE
Pout
I_S_TX
f = 2.4 GHz
V
ramp
= 1.75 V
P
inPA
= 0 dBm
-50
-30
-10
10
30
50
1.2 1.4 1.6 1.8 2.0
V
ramp
(V)
P
o
u
t (d
B
m
), P
A
E
(%)
0
50
100
150
200
250
I_
S
_
T
X
(mA
)
PAE
Pout
I_S_TX
f = 2.4 GHz
V
S
= 3 V
P
inPA
= 0 dBm