TC3142
PRE2_20050615
EVALUATION BOARD
PCB Material: FR4
ER = 4.6
Thickness = 31 mil
Unit: mil
Vc
GND
RF IN
GND
VDD
RF OUT
TC3142
RF OUT
GND
Application Notes:
(1) The DC bias condition should be 5 V / 600 mA by setting the Vc voltage which can be adjusted by the Rc
Rc
.
on the external evaluation board based on the following formula：
Vc
=
5
×
R
1
+
Rc
(2) For better heat sinking and grounding, it's recommended to have the via holes beneath TC3142 filled with
solder and have two screws besides TC3142 installed on the PCB area.
Evaluation Board Parts List
Part Type
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Resistance
Reference Designator
C1
C2
C3
C4
C5, C8
C6
C7, C9
C10
R1
Description
0.5 pF 0603
0.75pF 0603
1.2 pF 0603
1.5 pF 0603
12 pF 0603
100 pF 0603
1000 pF 0603
4.7uF 1206 Tantalum Cap
220 ohm
Manufacturer
Murata
Murata
Murata
Murata
Murata
Murata
Murata
Part Number
GRM39C0GR75C50V
GRM39C0G1R2C50V
GRM39C0G1R5C50V
GRM39C0G102J50V
TRANSCOM, INC.,
90 Dasoong 7
th
Road, Tainan Science-Based Industrial Park, Shanhua Jen, Tainan County Taiwan, R.O.C.
Web-Site: www.transcominc.com.tw
Phone: 886-6-5050086
Fax: 886-6-5051602
P2/2
TRANSCOM [ TRANSCOM, INC. ]
