2.1-2.5 GHz InGaP HBT
Matched Gain Block Amplifier
February 2008 - Rev 03-Feb-08
CGB7389-SC
Application Circuit - Active Bias,V Supply = 5V
Note: This schematic represents the topology of the application circuit recommended by Mimix.
R3
Vs
C3
C5
C4
R4
L1
R2
5
U1
2
6
1
4
3
R1
1
4
2
TL 1
RF OUT
TL2
RF IN
3
C7
C2
C1
C6
Ref
2140 MHz 2450 MHz
Description /
Size
PHYC 0805 NPO
PHYC 0805 10%
Active Bias Evaluation Board Layout
Designator Value
Value
68 pf
C1, C7
C2
68 pf
1.0 pF
1.0 pF
C3
C4
C5
C6
L1
R1
R2
R3
0.1
F
0.1
F
VITR 0.1 F 0603 X7R
PHYC 0805 NPO
PHYC 0805 NPO
PHYC 0603 NPO
TOKO 0603 10%
KOA 0805 5% 1/8W
KOA 0603 1% 1/16W
KOA 0805 1% 1/8W
KOA 0805 1% 1/8W
KOA 0805 1% 1/8W
1000 pF
22 pF
1.0 pF
22 nH
750
1.8K
220
4.3
1000 pF
22 pF
1.0 pF
22 nH
750
1.8K
220
4.3
R4
U1
TL1
TL2
UMZ1N
9 deg
14 deg
UMZ1N
10 deg
16 deg
Page 13 of 15
Mimix Broadband, Inc., 10795 Rockley Rd., Houston,Texas 77099
Tel: 281.988.4600 Fax: 281.988.4615 mimixbroadband.com
Characteristic Data and Specifications are subject to change without notice. ©2008 Mimix Broadband, Inc.
Export of this item may require appropriate export licensing from the U.S. Government. In purchasing these parts, U.S. Domestic customers accept
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