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P
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y 1
10
0W
W
R
RT
T2
24
40
0P
PD
D
P
Po
ow
we
er
r T
Tr
ra
an
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or
r
All specifications may change without notice.
www.rfhic.com
Application Circuit ( 900MHz )
Schematic
RT240PD
C2
RF IN
RF OUT
C1
C10 C9 C8 C7 C6
C11 C12 C13
C15
C14
R2
C3
C4
C16
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
R1
C5
+
-
+
-
Typical Specifications
Frequency
880 ~ 960MHz
Gain(S21)
17.2dB
Return loss(S11)
-13dB
Return loss(S22)
-17dB
OIP3(@27dBm/tone)
50dBm
*CDMA(1FA)
33dBm
*CDMA(7FA)
29dBm
P1dB
40dBm
Test Conditions
Vds=+28V, Idq=600mA, TC=25℃
* IS-95
(±750kHz offset@-31dBc, ±1.98MHz offset@-40dBc ACPR)
Bill of Material
Text
Value
Size(mm)
Text
Value
Size(mm)
C1
12pF
C3
100pF
*C2
6pF
**C4
4.7pF
2012
C5,C11
10pF
C9,C15
1uF
3216
C6,C12
100pF
C10,C16
22uF/+50V
C7,C13
1nF
R1
3.3Ω
C8,C14
100nF
1608
R2
100Ω
1608
Z1
1.4 ⅹ 4.9
Z6
0.7ⅹ40.1
Z2
1.4 ⅹ9.6
Z7
4.5ⅹ6.1
Z3
1.4 ⅹ1.3
Z8
1.4ⅹ9.7
Z4
9.0ⅹ8.1
Z9
WⅹL
1.4ⅹ9.2
Z5
WⅹL
0.5ⅹ42.8
PCB
FR-4 , 0.8mm, er=4.7
* S11 & Gain Tuning Point
** S22, Gain & OIP3, P1dB Tuning Point
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