Low Pass Filter for
Cable Modem Applications
ELECTRONICS INC.
EPB5109G
• Optimized to work with BCM3300 •
• Integrated LPF designed to work with •
Broadcom BCM 3300, 3137 and 3210
• Robust construction allows for IR/VP processes •
Electrical Parameters @ 25° C
Cut-off
Frequency
(MHz)
± 3.0 MHz
80
Insertion Loss
(dB Max.)
1 MHz - 65 MHz
-1.0
Return Loss
(dB Min.)
1 MHz - 65 MHz
-15
Attenuation
(dB Min.)
@ 160 MHz
-40
200 - 300 MHz
-30
Group Delay
(nS Max.)
@ 65 MHz
20
• Characteristics Filter Impedance :
150Ω •
Schematic
14
1
LPF
8
7
2, 3, 12 & 13 - Ground 1
5, 6, 9 & 10 - Ground 2
4 & 11 Not Connected
Package
A
J
Pin 1
I.D.
N
Dim.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
Min.
.740
.260
.190
---
.010
---
.390
.016
.008
.070
0°
.030
---
---
---
---
Dimensions
(Inches)
Max.
.760
.280
.210
---
.020
---
.410
.020
.012
.080
8°
.050
---
---
---
---
Nom.
.750
.270
.200
.600
.015
.100
.400
.018
.010
.075
---
.040
.030
.100
.085
.450
(Millimeters)
Min. Max. Nom.
18.79
6.60
4.82
---
.254
---
9.91
.406
.203
1.78
0°
.762
---
---
---
---
19.30
7.11
5.33
---
.508
---
10.41
.508
.304
.203
8°
1.27
---
---
---
---
19.05
6.86
5.08
15.24
.381
2.54
10.2
.457
.254
1.91
---
1.02
.762
2.54
2.16
11.43
PCA
EPB5109G
Date Code
B
Q
Pad
Layout
P
D
M
E
C
K
L
H
F
G
I
PCA ELECTRONICS, INC
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSB5109G
Rev. -
5/23/00
Product performance is limited to specified parameters. Data is subject to change without prior notice.
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com