Low Profile Lowpass & Highpass
Custom Built LC Filters - 10 KHz to 5 MHz

lplphp

Allen Avionics manufacturers Lowpass, Highpass and Bandpass Filters using many design types such as: Butterworth, Chebyshev and Elliptic Functions. The filters tabulated on this page are Chebyshev type. Other types can be designed when their special properties are needed. All the Filters in the Low Profile Series are a maximum of 1/2 inch high to accommodate modern high density low profile circuit board design. For Lowpass, Highpass and Bandpass Filters above 5 MHz , see our subminiature series.

  • Frequency Range: 10 KHz to 5 MHz

  • Impedance Range: 50 Ohms to 2.5 K Ohms

  • Excellent temperature stability

  • Construction: Sealed in metal cans with PC terminals

  • Delivery: Prototypes can often be delivered in less than 7 days.

  • Maximum Ripple: .5dB

  • Maximum Insertion Loss: 1dB

  • Order any Cutoff Frequency required. Interpolation between listed frequencies is allowable.

Size (Inches)

Mechanical Specifications for Low Profile Filters

Case

L

W

H

E
C1 4.000 1.500 3.70 1.20
C2 3.000 1.625 2.70 1.30
C3 2.500 1.625 2.30 1.30
C4 2.000 1.625 1.70 1.30
C5 3.000 1.000 2.70 .70
C6 2.500 1.000 2.20 .70
C7 2.000 1.000 1.70 .70
C8 3.000 .750 2.70 .45
C9 2.500 .750 2.20 .45
C10 2.000 .750 1.70 .45
C11 1.500 .750 1.20 .45

 

Custom Low Profile Lowpass & Highpass Filters - Series LPLPHP
Cut-Off
Frequency Fc
3dB Max.
Impedance
Range (Ohms)

Shape Factor

A B C D E F
10 KHz 600 - 2.5K
Case size C3 C2 C1 -- -- --
25KHz 500 - 2K
Case size C4 C3 C2 C1 -- --
50 KHz 100 - 2K
Case size C5 C4 C3 C2 C1 --
100 KHz 50 - 600
Case size C6 C5 C4 C3 C2 C1
250 KHz 50 -250
Case size C7 C6 C5 C4 C3 C2
500 KHz 50 -100
Case size C8 C7 C6 C5 C4 C3
750 KHz 50 -100
Case size C9 C8 C7 C6 C5 C4
1.0 MHz 50 -100
Case size C10 C9 C8 C7 C6 C5
2.5 MHz 50 -100
Case size C11 C10 C9 C8 C7 C6
5.0 MHz 50 -100
Case size C11 C10 C9 C8 C7 C6
Allen Avionics, Inc.
255 East Second Street, Mineola, NY  11501
Phone: (516) 248-8080 Fax: (516) 747-6724
E-Mail: Info@AllenAvionics.com

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