PCA EP9842-2 Token ring isolation transformer Datasheet

Token Ring Isolation Transformers
ELECTRONICS INC.
EP9842-X & EP9842-X-LF
• Designed for IBM and Token Ring for 4 MHz Applications
• Hipot : 500 Vrms (in compliance with LAN’s Safety Requirements)
• Available in Single and Dual Low Profile Thru-Hole Packages
• Add “-LF” after part number for Lead Free
• Storage Temperature : -40°C to +125°C
• Operating Temperature : 0°C to +70°C
• IEEE 802.5 Compatible
Electrical Parameters @ 25° C
PCA
Part
Number
OCL
(mH Ref.)
@ 100 KHz, 100 mV
Interwinding
Capacitance
(pF Max.)
Leakage
Inductance
(µH Max.)
Insertion Loss
(dB Max.)
@ 10 MHz
Return Loss
(dB Min.)
@ 5 MHz
CMR
(dB Min.)
@ 1.0 MHz
EP9842-1(-LF) [Single]
1.0
15
0.4
0.5
20
-60
0.55
0.85
1.0
15
0.4
0.5
20
-60
0.55
0.85
EP9842-2(-LF) [Dual]
DCR
(Ω Max.)
Pri.
Sec.
• Hipot : 500 Vrms Between Pri. and Sec. Windings & also from Coil to Coil in Dual Package •
• Turns Ratio : 1:1:2:2 ± 5% •
Packages
.500
Max.
(12.70)
Single 8 Pin Package
Dual 16 Pin Package
1.00 Max.
(25.40)
.500
Max.
(12.70)
Marking :
PCA
EP9842-1(-LF)
D.C.
.370
Max.
(9.40)
.100
(2.54)
16
1
.015
(.381)
9
.385
Max.
8 (9.78)
.385
Max.
(9.78)
.120 ± .020
(.305 ± .508)
.300
(7.62)
#24 TC
PCA
EP9842-2(-LF)
D.C.
.100
(2.54)
.015
(.381)
#24 TC
.120 ± .020
(.305 ± .508)
.300
(7.62)
Schematics
Single 8 Pin
Schematic
Dual 16 Pin
Schematic
1
5
1
16
2
6
2
15
Notes :
3
7
3
14
4
8
4
5
13
EP9842-X
EP9842-X-LF
1. Lead Finish
SnPb
Hot Tin Dip (Sn)
2. Peak Temperature Rating
260°C
3. Moisture Sensitive Levels
MSL = 1
(Unlimited, ≤30°C/60%RH)
(Unlimited, ≤30°C/60%RH)
2.56 grams (-1)
2.56 grams (-1)
(Tube for -1)
41 pieces/tube
41 pieces/tube
(Tube for -2)
24 pieces/tube
24 pieces/tube
12
4. Weight
6
11
7
10
8
9
5. Packaging Information
260°C
MSL = 1
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CS9842-X & -LF
Rev. 1
8/20/07 RR
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
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