CV111-3A
UMTS-band High Linearity Downconverter
Downconverting Application Circuit: CV111-3APCB75
RF = 1900 – 2200 MHz, IF = 75 MHz
PCB Layout
Bill of Materials
Ref. Desig.
R1
R2, R3, R4, R5,
C2, C14
R6, R7, R9, R10
R8
R11, R16
C1, C3, C4, C5, C6
C7, C9, C16
C8, C10
C11, C12, C13, C15,
C21, F1, L5, L6, L8,
L10
C17
C18
L2
L3
L4
L7
U1
Component
13
Ω
chip resistor, size 0805
0
Ω
chip resistor
470
Ω
chip resistor
3.3
Ω
chip resistor
10
Ω
chip resistor
100 pF chip capacitor
0.018
µF
chip capacitor
1000 pF chip capacitor
Shown in silkscreen, but not
used in actual circuit.
22 pF chip capacitor
1.5 pF chip capacitor
18 nH chip inductor
120 nH chip inductor
220 nH chip inductor, size 0805
22 nH chip inductor
CV111-3A WJ Converter
Circuit Board Material: .014” FR-4, 4 layers, .062” total thickness
All components are of size 0603 unless otherwise specified.
Specifications and information are subject to change without notice
WJ Communications, Inc
•
Phone 1-800-WJ1-4401
•
FAX: 408-577-6621
•
e-mail: sales@wj.com
•
Web site: www.wj.com
Page 3 of 5 April 2007
WJCI [ WJ COMMUNICATION. INC. ]
