EPR1126 Datasheet, PDF (1/1 Pages) PCA ELECTRONICS INC. – ISDN U Interface Transformers

ELECTRONICS INC.
ISDN U Interface Transformers
• Optimizied for Leading Transceiver I.C.’s •
• Meets or exceeds UL1459 & IEC950 Standards •
• 2500 Vrms Isolation •
• See Selection Guide for I.C. Cross Reference •
• *Also available in 8 Pin Package •
Part
Number
EPR1126
EPR1128
EPR1129
Turns
Ratio
1:.25:1
1.50:1
1.50:1
Electrical Parameters @ 25° C
OCL
(mH Min.)
IDC
(mA Max.)
Pri. DCR
(Ω Max.)
26.5-30.0
80
12.5
25.6-28.4
60
20
14.2-15.8
60
16
Sec. DCR
(Ω Max.)
7
3
2.5
Schematic
A
9 87
B
9 87
Line Side
Pins
1, 5
1, 5
1, 5
Schematic
A
B
B
1 24 5
1 42 5
D
10
6
PCA
EPR11XX
Pin 1
i.d.
D.C.
1
5
A
C
H
F
Package
B
Q
E
K
L
N
P
Pad
Layout
M
I
G
Dimensions
(Inches)
(millimeters)
Dim. Min. Max. Nom. Min. Max. Nom.
A --- .950 --- --- 24.13 ---
B .890 .910 .900 22.61 23.11 22.86
C --- .500 --- --- 12.70 ---
D .740 .760 .750 18.80 19.30 19.05
E .019 .059 .039 .483 1.50 .991
F .145 .155 .150 3.68 3.94 3.81
G 1.055 1.075 1.065 25.15 27.30 27.05
H --- --- .038 --- --- .970
I
--- --- .015 ---
--- .381
K 0° 8° --- 0° 8° ---
L --- --- .140 --- --- 3.56
M --- --- .070 --- --- 1.78
N --- --- .150 --- --- 3.81
P --- --- .190 --- --- 4.83
Q --- --- 1.105 --- --- 28.07
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSR1136 - CSR1139 Rev. - 3/15/99
Product performance is limited to specified parameters. Data is subject to change without prior notice.
TEL: [phone]
FAX: [phone]
http://www.pca.com