RMPA1850 데이터 시트보기 (PDF) - Fairchild Semiconductor
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RMPA1850 Datasheet PDF : 9 Pages
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Evaluation Board Schematic
VCC2
12
DCS/PCS IN
50 Ohm Microstrip
1
Match
BAND SELE CT
TX EN
VBAT
2
1µF
3
4
1µF
10µF
5
VREG
1µF
1nF
6
VRAMP
0 Ohm 2K Ohm
7
Match
330pF
GSM IN
50 Ohm Microstrip
8
Match
Power
Sensing
11
CMOS
Power
10
Controller
Match
Power
9
Sensing
150 Ohm
VCC2
DCS/PCS OUT
50 Ohm Microstrip
VOUT
GSM OUT
50 Ohm Microstrip
Evaluation Board
DCS/PCS IN
GSM IN
VBAT
GND
47µF
1µF
1µF
10µF
1µF
1µF
1nF
330pF
150Ohm
1µF
2KOhm
0 Ohm
1µF
1µF
BS
TX EN VREG
VRAMP
DCS/PCS OUT
GSM OUT
RMPA1850 Rev. A1
6
www.fairchildsemi.com
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