Schematics

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STEVAL-D25R16B
B
Title:
Size: Reference:
Date: Sheet: of
A4 Revision:
28 APR 2022
MB1749
Module 3_Matching_and_Antenna Schematic.SchDoc
STMicroelectronics
Sky Sophia Batiment B
06410 BIOT
FRANCE
776 rue Albert Caquot
GND
GND
Antenna Circuit incl. EMI Filter and Matching
GND
RFI1
RFI2
RFO1
RFO2
AAT_A
AAT_B
Ext_LM
Antenna_Con
Antenna_Con
Antenna Connection
RFI1
RFO1
RFO2
RFI2
R302
100R
1
2
3
D300
BAV70W_SOT323
Q300
R303
47k
GND
Ext_LM
C306
680pF_0603
C311
680pF_0603
C301
10pF_0603
C316
10pF_0603
GND
AAT_parallel
GND
GND
AAT_series
AAT_series
AAT_parallel
Ext_LM
AAT_series
RFO1
RFO2
RFI1
J304
closed 0R
J305
closed 0R
ANT1
ANT2
RFI2
3
4
2 1
C302
LXRW0YV201-059
3
4
2 1
C315
LXRW0YV201-059
L300
270nH
1
2
J302
GNDL301
270nH
C300
120pF_0603
C317
120pF_0603
External Load Modulation Circuit
1
2
3
ANT300
3916_ANT
3
4
2 1
C308
LXRW0YV201-059
J303
closed 0R
J300
closed 0R
ANT1
ANT2
C314
47pF_0603
C303
47pF_0603
R300
2R2
R301
2R2
C307
82pF_0603
C312
82pF_0603
C313
220pF_0402
C305
220pF_0402
GND
J301
open
PIANT30001
PIANT30002
PIANT30003
COANT300
PIC30001
PIC30002
COC300
PIC30101
PIC30102
COC301
PIC30201 PIC30202
PIC30203
PIC30204
COC302
PIC30301 PIC30302
COC303
PIC30501
PIC30502
COC305
PIC30601
PIC30602
COC306
PIC30701
PIC30702
COC307
PIC30801 PIC30802
PIC30803
PIC30804
COC308
PIC31101
PIC31102
COC311
PIC31201
PIC31202
COC312
PIC31301
PIC31302
COC313
PIC31401 PIC31402
COC314
PIC31501 PIC31502
PIC31503
PIC31504
COC315
PIC31601
PIC31602
COC316
PIC31701
PIC31702
COC317
PID30001
PID30002
PID30003
COD300
PIJ30001 PIJ30002
COJ300
PIJ30101 PIJ30102
COJ301
PIJ30201
PIJ30202
COJ302
PIJ30301 PIJ30302
COJ303
PIJ30401 PIJ30402
COJ304
PIJ30501 PIJ30502
COJ305
PIL30001 PIL30002
COL300
PIL30101 PIL30102
COL301
PIQ30001
PIQ30002
PIQ30003
COQ300
PIR30001 PIR30002
COR300
PIR30101 PIR30102
COR301
PIR30201
PIR30202
COR302
PIR30301
PIR30302
COR303
POAntenna0Con POAntenna0Con0AAT0A POAntenna0Con0AAT0B POAntenna0Con0Ext0LM POAntenna0Con0RFI1 POAntenna0Con0RFI2 POAntenna0Con0RFO1 POAntenna0Con0RFO2