API TECHNOLOGIES • 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH • Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
Surface Mount Low Pass Filters
PSM Series
.120 (3.00)
Sq. (both ends)
.025 (0.63) Ref.
.070 (1.75)
(4x both ends)
Middle
terminal
.026 (0.66)
.057
(1.46)
.120 (3.00)
.026 (0.66)
.010
(0.25)
.315 (8.00) Max.
.235 (6.00)
Tolerances: ± .010 (.254)
Dimensions in inches (mm)
Feed-Through Insertion Loss
Typical SMT Applications
80
70
60
50
40
30
20
10
0
0.01 0.1 1 10 100 1000
Frequency (MHz)
Insertion Loss (dB)
3000
*
See note
0.01 uF
4000 pf
2500 pf
1500 pf
1000 pf
820 pf
470 pf
130 pf
100 pf
68 pf
Shielded or Partition Applications
80
70
60
50
40
30
20
10
0
0.01 0.1 1 10 100 1000
Frequency (MHz)
Insertion Loss (dB)
3000
*
See note
0.01 uF
4000 pf
2500 pf
1500 pf
1000 pf
820 pf
470 pf
130 pf
100 pf
68 pf
Voltage Rating DC . . . . . . . 200 VDC @ -55°C to +125°C
DWV . . . . . . . . . . . . . . . . . 700 VDC
Current
Rating . . . . . . . . . . . . . . . . 20 Amps (Feed-through) max.
. . . . . . . . . . . . . . . . . . 10 Amps (Pi) max.
Insulation
Resistance. . . . . . . . . . . . . . 1.0 GΩ @ 25°C
Dissipation
Factor. . . . . . . . . . . . . . . . . 4.0% maximum
D.C.R. . . . . . . . . . . . . . . . . Max. .0005Ω, typ. .0002Ω
PSM
OutputInput
Ground
OutputInput
Ground
PiFeed-Through
* Capacitance values for insertion loss curves are displayed left to right
in the order shown.
Pi Insertion Loss
3000
Typical SMT Applications
80
70
60
50
40
30
20
10
0
0.01 0.1 1 10 100 1000
Frequency (MHz)
Insertion Loss (dB)
90
100
*
See note
4000 pf
2500 pf
1500 pf
1000 pf
820 pf
470 pf
130 pf
100 pf
68 pf
3000
Shielded or Partition Applications
80
70
60
50
40
30
20
10
0
0.01 0.1 1 10 100 1000
Frequency (MHz)
Insertion Loss (dB)
90
100
*
See note
4000 pf
2500 pf
1500 pf
1000 pf
820 pf
470 pf
135 pf
100 pf
68 pf
PSM
SM14
