Document 118-1
Low Pass LC Filter Modules
Coilcraft’s family of low pass LC filters are available in 3rd
orderButterworthand7thorderellipticalalignments.These
space saving SIP filters offer all the benefits of an LC
design: low insertion loss, high power handling and con-
trolled group delay.
Built using Coilcraft’s tight tolerance surface mount induc-
tors, these filters can be readily customized to meet your
specific requirements.
• 3rd and 7th order alignments
• 50 Ohm characteristic impedance (75 Ohm versions
also available)
• Less than 0.3 dB insertion loss
Coilcraft Designer’s Kit D301 contains samples of the
filters shown in bold. To order, contact Coilcraft or visit
http://order.coilcraft.com.
7 Pole Filters
3 Pole Filters
Part
-3 dB cutoff1 Irms2
Part
-3 dB cutoff1 Irms2
1. Tested on Network Analyzers Agilent/HP 8753D
Agilent/HP 3577B.
2. Current that causes a 15°C temperature rise from 25°C ambient.
number
(MHz)
(mA)
number
(MHz)
(mA)
P7LP-304L
P7LP-604L
P7LP-155L
P7LP-305L
P7LP-605L
0.30
0.60
1.5
100
200
200
250
250
300
400
500
600
600
P3LP-304L
P3LP-604L
P3LP-155L
P3LP-305L
P3LP-605L
0.30
0.60
1.5
100
200
200
200
300
400
500
500
900
900
3. Ambient temperature range:
4. Storage temperature range: Component:
Packaging:
5. Electrical specifications at 25°C.
6. Parts in bold type are included in a Coilcraft Designer’s Kit.
–
40°C to +85°C
40°C to +85°C
40°C to +80°C
–
–
3.0
3.0
6.0
6.0
P7LP-156L
P7LP-306L
P7LP-606L
P7LP-157L
P7LP-307L
15
30
P3LP-156L
P3LP-306L
P3LP-606L
P3LP-157L
P3LP-307L
15
30
60
60
Weight:
Terminations: Matte-tin over nickel over phos bronze
Packaging: 30 per tray
P3LP: 0.33 – 0.68g; P7LP: 0.86 g
150
300
150
300
P7LP-507L
500
600
P3LP-507L
500
500
7 Pole Filters
3 Pole Filters
0.950
0.185
4,70
0.350
8,89
0.185
4,70
max*
max
max
max***
24,13
0.450
11,43
max
Models -304 and -604
0.500
12,70
max**
0.406/11,68
*
0.01 × 0.02
0,25 × 0,51
0.510/12,95
**
0.220/5,59
***
P1
0.100
2,54
typ
0.180
4,57
P1
min
0.027
0,69
0.01 × 0.02
0,25 × 0,51
Recommended PC board hole size =
0.100
2,54
0.180
4,57
typ
min
C2
L1
C4
L2
C6
L3
0.027
0,69
Recommended PC board hole size =
Input
Output
P1
P9
P8
Input
Output
P3
C1
C3
C5
C7
L1
P2
L2
P1
C1
P2
P4
P6
Specifications subject to change without notice.
Please check our website for latest information.
Document118-1 Revised10/30/08
© Coilcraft, Inc. 2009