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User Guide
5 Appendix
5.1 Bill Of Materials (BOM)
Table 6. Application board BOM
Part Designator Footprint Description
10u C1 C3 C22 C27 SM/0805 Capacitor 0805/X5R/6V3/15%
10n C2 C4 C23 SM/0603 Capacitor 0603/X7R/50V/10%
4.7u C11 C14 SM/0603 Capacitor 0603/X5R/6.3V/10%
100p C16 C17 SM/0603 Capacitor 0603/NP0/50V/5%
2.2u C20 C21 C25 C26 SM/0603 Capacitor 0603/X5R/6.3V/10%
100n C24 SM/0603 Capacitor 0603/X7R/16V/10%
SMA CJ1 TH/SMA Coax connector 85 SMA-50-0-
101
3.5mm CJ2 CJ3 TH/CON/KLBR4 Audio Jack, 3.5mm KLBR 4
R D1 0603_D LED, Red EL19-21VRC
470u L1 L5 SM/1210 Inductor, Power
LQH32MN471J23L
6PIN2ROW P1 6PIN/2ROW Pin row 825457-3
PH2 P3 PHOENIX/2.54/2P Connector, screw MPT0.5/2-2.54
nRF24L01 VoIP Appli-
cation Board
PCB1 PCB
BC847BL Q1 SM/SOT23 NPN BC847BL
470 R3 SM/0603 Resistor, 0.1W 0603/1%
100k R4 R5 SM/0603 Resistor, 0.1W 0603/1%
56 R6 R7 SM/0603 Resistor, 0.1W 0603/1%
0 R8 R9 R12 SM/0603 Resistor, 0.1W 0603/1%
1k R13 R16 R17 R18
R25
SM/0603 Resistor, 0.1W 0603/1%
47 R14 SM/0603 Resistor, 0.1W 0603/1%
220 R15 SM/0603 Resistor, 0.1W 0603/1%
22k R19 R20 R21 R24 SM/0603 Resistor, 0.1W 0603/1%
4.7k R22 R23 SM/0603 Resistor, 0.1W 0603/1%
SW6x6 SW1 SW2 SW3 SW4
SW5
SM/SW/6x6 Switch, TACT B3S1000
SPDT SW6 SW7 SW8 TH/SW/OS1020 Switch, Mechanical
OS102011MS2QN1
nRF24L01-VHR1-RM U1 WHS-nRF24L01 Radio Module nRF24L01-VHR1-
RM
LP2985AIM5-2.5 U2 SM/SOT23-5 Linear Regulator LP2985AIM5-
2.5
12MM U3 U5 BAT/12MM Battery holder 12 mm 501
LM7301 U6 SM/SOT23-5 OpAmp LM7301IM5
5LUS W1 10PIN/2ROW/LUS Pin Row 825457-5
2LUS W2 4PIN/2ROW/LUS Pin row 825457-2
Jumper 2.54 mm WJ1 WJ2 WJ3 WJ4 Jumper, 2.54mm M7565-05
One in each corner
under the board
Rubber Feet