KR 2545

KR Electronics 2545 Bandpass Filter
KR Electronics, Inc.
www.krfilters.com
General Description
KR 2545 is a 67.5 MHz surface mount bandpass filter. Other
center frequencies and bandwidths available. Please consult the
factory.
Features
• Surface Mount Package
• Sharp Transition to Stopband
• 20 MHz 1 dB Bandwidth
• 50 Ω Source and Load
Typical Performance
Passband Amplitude & Group Delay
Overall Response
(0.5 dB/div and 5 nsec/div)
(10 dB/div)
29 Jun 2004 15:34:01
CH1
CH2
S 21
S 21
log MAG
delay
.5 dB/
10 ns/
REF -1 dB
REF 35 ns
29 Jun 2004 15:35:41
CH1
S 21
log MAG
10 dB/
REF 0 dB
PRm
PRm
Cor
Cor
1
PRm
Cor
2
Smo
CENTER 67.500 000 MHz
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2004, KR Electronics, Inc.
SPAN 20.000 000 MHz
CENTER 67.500 000 MHz
SPAN 100.000 000 MHz
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
www.krfilters.com
KR Electronics 2545 Bandpass
Specifications
Parameter
Specification
Filter type
Bandpass
Center Frequency
67.5 MHz
Insertion Loss
< 3 dB (1.5 dB typical)
Min 1 dB Bandwidth
20 MHz
Attenuation at 45 MHz & below
> 50 dB
Attenuation 90 MHz & above
> 50 dB
Source and Load
50 Ω
Physical Dimensions
Notes:
1. Surface mount package — Metal cover, open frame
2. Dimensions in inches
3. Use SN60 or SN63 solder during installation
4. If boards are cleaned after installation, units must be completely
dried to remove any entrapped moisture that will effect electrical
performance
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2004, KR Electronics, Inc.
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 2