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參數資料
| 型號： | 1748LP18A075E |
| 英文描述： | 1747.5 MHz, CERAMIC LPF |
| 封裝： | CERAMIC PACKAGE-4 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 115K |
| 代理商： | 1748LP18A075E |
1.75 GHz Low Pass Filter
P/N 1748LP18A075
Detail Specification: 07/29/08
Page 1 of 2
General Specifications
Part Number
1748LP18A075
Input Power
2W max.
Frequency (MHz)
1710 - 1785
Impedance
50
Insertion Loss
0.60 dB max.
Operating Temperature
-40 to +85°C
Return Loss
10.9 dB min.
Attenuation (min.)
30 dB @ 3500 MHz
Attenuation (min.)
20 dB @ 5240 MHz
Reel Quanity
MSL
2*
Bulk
Suffix = S
Eg. 1748LP18A075S
T & R
Suffix = E
Eg. 1748LP18A075E
Terminal Configuration
Mechanical Dimensions
No.
Function
In
mm
Case Size: 18-2B
1
I / O
L
±±
2
I / O
W
±±
3
GND
T
±±
4
GND
a
±±
b
±±
Mounting Considerations
Mount these devices with brown mark facing up.
Line width should be designed to provide 50 impedance matching characteristics.
DC Blocking capacitor is connected in series at each In/Out Port.
Units: mm
Johanson Technology, Inc. reserves the right to make design changes without notice.
All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate Camarillo, CA 93012 TEL 805.389.1166 FAX 805.389.1821
2007 Johanson Technology, Inc. All Rights Reserved
0.20
0.30
High Frequency Ceramic Solutions
0.126
3.20
0.012
0.30
3,000
Storage Temperature
+5 ~ +35 °C, 12 mos max.
Humidity 45~75%RH
P/N
Suffix
Packaging
Style
1.60
0.063
0.012
0.30
0.020
0.012
0.50
0.80
0.008
0.031
1.00
0.012
0.039
* - 1 yr shelf life in bag; 1 week
shelf life out of bag; Vacuum
reseal unused reel
1
2
3
4
L
W
ab
T
**
2.2
1.5
0.6
1.15
0.6
0.8
Land
Solder Resist
Through-hole ( 0.35)
DC Blocking Capacitor
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