MDSL Modem Transformer
EPB5042
E L E C T R O N I C S I N C .
• Excellent THD Performance •
• 1500 Vrms Isolation •
• Operating Temperature 0°C to +70°C •
Electrical Parameters @ 25° C
Longitudinal
Balance
(dB Max.)
THD
(dB Max.)
Inductance
Chip Side
(mH Typ.)
Leakage
Inductance
(µH Max.)
Insertion
Loss
(dB Max.)
Return
Loss
(dB Min.)
DCR
(Ω Max.)
Interwinding
Capacitance
(pF Typ.)
1 KHz to
100 KHz to
1 MHz
20 KHz to
1 MHz
@ 10
KHz
Primary
Secondary
7
4 KHz to
1 MHz
2 MHz
3.25
9
25
-4
-10
-60
-85
6
-1.1
Pins 1-4 with
2, 3 shorted
135 Ω RL
Pins 1-4 with Pins 5-8 with
2, 3 shorted 6, 7 shorted
Schematic
Pri.
Sec.
8
1
1
3
2
1
4
2
2
6
7
5
1:1:2:2 ± 3%
Package
N
A
Dimension
1
4
(Inches)
Max. Nom.
(Millimeters)
Min. Max. Nom.
Dim. Min.
P
A
B
C
D
E
F
G
H
I
.820
.890
.370
.590
.010
.195
1.04
.035
.015
---
.840
.910
.390
.610
.020
.205
1.06
.045
.025
---
.830
.900
.380
.600
.015
.200
1.05
.040
.020
.115
---
.025
.060
.200
.075
1.11
2.083 21.34 21.08
22.61 23.12 22.86
PCA
EPB5042
D.C.
Solder Pad
Layout
Q
B
9.40
9.91
9.66
14.99 15.50 15.24
.254
4.96
.508
5.21
.380
5.08
26.42 26.92 26.67
5
8
.890
.380
---
1.14
.640
---
1.02
.508
3.94
---
.640
1.52
5.08
1.90
28.20
J
D
M
J
K
L
M
N
P
Q
0
8°
0°
8°
.020
---
.030
---
.508
---
.760
---
E
C
K
---
---
---
---
---
---
---
---
---
---
---
---
L
F
H
I
G
CSB5042 Rev. - 1/15/99
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
Product performance is limited to specified parameters. Data is subject to change without prior notice.