T1/CEPT/ISDN-PRI Interface Transformers
E L E C T R O N I C S I N C .
EPR1076S to EPR1089S &
EPR1076S-RC to EPR1089S-RC
• Opitmized for Leading Transceiver I.C.’s
• Meets or exceeds UL1459, UL1950 & EN60950 Standards
• Dual Surface Mount in a Small (SOIC) Package
• 1500 Vrms Isolation
Electrical Parameters @ 25°C
Part
Number
Turns Ratio
(Pri.:Sec. ± 5%)
OCL
(mH Min.)
Cw/w
(pF Max.)
LI
Pri. DCR
(WMax.)
Sec. DCR
(WMax.)
Schematic
Primary
Pins
(µH Max.)
1.0 / 1.0
0.7 / 1.0
1.4 / 1.4
1.0 / 0.8
0.7/ 1.0
0.8 / 0.8
0.7 / 1.0
0.9 / 0.9
0.9 / 0.9
1.3 / 1.3
1.0 / 1.0
1.0 / 1.0
1CT:1CT/1CT:1.36CT
1CT1CT/1CT:1.5CT
1CT:2CT/1CT:2CT
1.2 / 1.2
1.2 / 1.2
1.2 / 1.2
1.2 / 1.2
1.2 / 1.2
1.2 / 1.2
1.2 / 1.2
1.0 / 1.0
1.5 / 1.5
1.2 / 1.2
1.5 / 1.5
1.2 / 1.2
30 / 30
30 / 30
30 / 30
30 / 30
30 / 30
30 / 30
30 / 30
30 / 30
40 / 40
30 / 30
40 / 40
30 / 30
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.6 / 0.6
0.8 / 0.8
0.8 / 0.8
0.5 / 0.5
0.6 / 0.6
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.7 / 0.7
0.9 / 0.9
0.7 / 0.7
0.7 / 0.7
1,3 / 6,8
16,14 / 6,8
16,14 / 6,8
16,14 / 6,8
16,14 / 6,8
1,3 / 6,8
16,14 / 6,8
1,3 / 11,9
1,3 / 6,8
A
A
A
B
C
A
A
A
A
A
A
A
EPR1076S(-RC)
EPR1077S(-RC)
EPR1078S(-RC)
EPR1079S(-RC)
EPR1080S(-RC)
EPR1081S(-RC)
EPR1082S(-RC)
EPR1083S(-RC)
EPR1084S(-RC)
EPR1085S(-RC)
EPR1086S(-RC)
EPR1089S(-RC)
1CT:2CT/1:1.36CT
1:1.15CT/1CT:2CT
1CT:1.15CT/1CT:1.15CT
1CT:1CT/1CT:2CT
1CT:1.41CT/1CT:1.41CT
1CT:1.5CT/1CT:1.5CT
1CT:2CT/1CT:2.3CT
2CT:1/1.26/2CT:1/1.26
1CT:1.36CT/1CT:1CT
6,8,/,14,16
1,3 / 6,8
1,3 / 6,8
Package
Schematics
A
.500
(12.70)
16 15 14 11 10
9
.085
(2.16)
.075
(1.90)
.050
(1.27)
PCA
EPR10XXS(-RC)
D.C.
.270
(6.86)
.440
(11.18)
Solder Pad
Layout
1
2
3
6
7
8
9
Pin 1
I.D.
B
16 15 14 11 10
.350
(8.89)
.030
(.762)
.005/.015
(.127/.381)
.008/.012
(.203/.305)
.240
(6.10)
1
2
3
6
8
9
0°-8°
C
16
14 11 10
.035
(.889)
.380
(9.65)
.050
(1.27)
.018/.022
(.457/.559)
Notes :
EPR10XXS
EPR10XX-RC
1
2
3
6
7
8
1. Lead Finish
SnPb
Hot Tin Dip (Sn) †
2. Peak Temperature Rating
3. Moisture Sensitive Levels
225°C
245°C
MSL = 3
(168 Hours, £30°C/60%RH)
MSL = 4
(72 Hours, £30°C/60%RH)
4. Weight
1.2 grams
1.2 grams
(Tube)
(Tape & Reel)
39 pieces/tube
39 pieces/tube
5. Packaging Information
(*Add “TR” to end of part number, but
in front of “-RC”when placing order)
750 pieces/13” reel
(*EPR10XXXSTR)
750 pieces/13” reel
(*EPR10XXTR-RC)
† Lead Material : Matte Tin with Ni Barrier
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSR1076S(-RC) to CSR1089S(-RC) Rev. 3 6/30/06 JDG
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com