70 MHz Low Loss Filter
8 MHz Bandwidth
Part Number SF0070BA03028S
Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
TYPICAL PERFORMANCE
Horizontal: 4.0 MHz/div
Vertical (from top):
Magnitude
Magnitude
Group Delay
Min.
69.8
10 dB/div
1 dB/div
100 ns/div
Units.
MHz
dB
MHz
MHz
MHz
dB p-p
deg p-p
ns p-p
us
dB
ppm/º C
ºC
SPECIFICATION
Parameter
Center Frequency ( Fc)
1
Insertion Loss
1 dB Bandwidth
2
3 dB Bandwidth
2
40 dB Bandwidth
2
Pass Band Ripple (over 80% of 3 dB BW)
Phase Ripple(over 80% of 3 dB BW)
Group Delay Ripple(over 80% of 3 dB BW)
Absolute Delay
Ultimate Rejection
Substrate Material
Temperature Coefficient
Ambient Temperature
Notes:
1: Mean Value of 3 dB points
2: Relative to Insertion Loss
Typ.
Max.
70.0
70.2
10.5
11.0
7.4
7.8
8.0
8.7
12.2
14.25
0.3
1
4.5
11
70
100
1.05
40
50
YZ Lithium Niobate
-94
25
Rev 1.0 30-Sep-03
Page 1 of 2
70 MHz Low Loss Filter
8 MHz Bandwidth
Part Number SF0070BA03028S
Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com
PACKAGE OUTLINE
Units:
mm
Pin Configuration:
Input:
11
Input Return: 12
Output:
5
Output Return: 6
Ground:
1,2,3,4,7,8,9,10
MATCHING CIRCUIT
Ls1
Ls2
11
Input
5
Output
12
6
Component values into 50
Ω
matching:
Ls1 = 132 nH
Ls2 = 180 nH
(Minimum Q = 45)
Notes
1. Recommend use of 5% tolerance components.
2. Optimum values depend on board layout. Values intended as guide only.
ISO 9001
Registered
Micro Networks
Worldwide Headquarters: 324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456
European Sales Headquarters: Hertosingel 20 6214 AD Maastricht, Netherlands. tel: +31-43-32-70912 fax: +31-43-32-70715
www.micronetworks.com
Rev 1.0 30-Sep-03
Page 2 of 2
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