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RF2373
Rev A5 DS060907
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Evaluation Board Schematic
2
3
4
1
5
C2
22 nF
R1*
C3
Do Not
Place
VPD
LNA IN
* Refer to table for the values
L1*
C7*
VCC
LNA OUT
C4
100 pF
C5
10 nF
P1
1
2
3
HDR_3
P1-1
VPD
GND
P1-3
VCC
C6*
C1
0.5 pF
L1 (nH)
2.7
2.7
C6 (pF)
1.5
0.5
Component
GPS
1575 MHz
PCS
1950 MHz
C7 (pF)
1.2
1.0
3.9
4.3
Cellular
900 MHz
2.0
2.7
DNP
W-CDMA
2140 MHz
1.0
2.2
DNP
WLAN
2450 MHz
1.0
Note: VCC set to 3.3 V. ICC only slightly dependent on VCC.
2.7
3.0
VPD
3.3
12
16
ICC
R1 = 300
Ω
20
9
12
ICC
R1 = 430
Ω
15
7
9
ICC
R1 = 560
Ω
11
5
6
ICC
R1 = 1 k
Ω
7
ICC
R1 = 1.5 k
Ω
4
5
5
3.6
4.0
4.5
25
31
Over Limit
19
24
31
14
18
23
8
10
13
6
7
8
5.0
Over Limit
Over Limit
29
16
10
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