Communication Concepts 2M 1KW Amateur Application Note - Manual (Page 4)

4
RF Reference Design Data
Freescale Semiconductor
MRFE6VP61K25H MRFE6VP61K25HS 2 Meter Amateur
Figure 4. 2 Meter Amateur Reference Design Component Layout
+
CUT
OUT
A
REA
C3
R1
B1
C1
L1
C2
T1
COAX1
COAX2
C23
C24
C18
C15 C16
C17
C7
C8
C9
C10
C12
C11
C5
COAX3
MRFE6VP61K25H Rev. 1
TO COME
*C7, C8, C9, C10, C11, C12, C19, C20 are mounted vertically.
Table 4. 2 Meter Amateur Reference Design Component Designations and Values
Part Description Part Number Manufacturer
B1 95 Ω, 100 MHz Long Ferrite Bead 2743021447 Fair--Rite
C1 6.8 μF, 50 V Chip Capacitor C4532X7R1H685K TDK
C2 IRL fine tuning (optional)
C3, C5, C7, C8, C9,
C10, C11, C12, C13,
C15 1 nF Chip Capacitors ATC100B102KT50XT ATC
C6 470 pF Chip Capacitor ATC100B471KT500XT ATC
C14, C16 1 μF, 100 V Chip Capacitors 12101C105KAT2A AVX
C17 2.2 μF, 100 V Chip Capacitor HMK432BJ225KMT Taiyo Yuden
C18 470 μF, 63 V Electrolytic Capacitor 477KXM063M Illinois Capacitor
C19, C20 15 pF Chip Capacitors ATC100B150JT500XT ATC
C4 5.6 pF Chip Capacitor ATC100B5R6JT500XT ATC
L1 43 nH Inductor B10TJL Coilcraft
L2 7 Turn, #16 AWG, ID = 0.39″ Inductor Enameled Wire
R1 11 Ω, 1/4 W Chip Resistor CRCW1206110FKEA Vishay
T1 Balun TUI--9 Comm Concepts
Coax1, Coax2 Flex Cable, 10.2 Ω, 4.7″ TC--12 Comm Concepts
Coax3 Coax Cable, 50 Ω, 6.7″ SM250--50 Huber & Shuner
PCB* 0.030″, ε
r
= 3.5 TC350 Taconic
Heatsink NI--1230 Copper Heatsink C193X280T970 Machine Shop
* PCB artwork for this reference design is available at http://freescale.com/RFindustrial > Design Support > Reference Designs or
http://freescale.com/RFbroadcast > Design Support > Reference Designs.
Note: See Appendix B for Mounting Tips.