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| 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 : -40C to +125C * Operating Temperature : 0C to +70C * IEEE 802.5 Compatible Electrical Parameters @ 25 C PCA Part Number EP9842-1(-LF) [Single] EP9842-2(-LF) [Dual] OCL (mH Ref.) @ 100 KHz, 100 mV 1.0 1.0 Interwinding Capacitance (pF Max.) 15 15 Leakage Inductance (H Max.) 0.4 0.4 Insertion Loss (dB Max.) @ 10 MHz 0.5 0.5 Return Loss (dB Min.) @ 5 MHz 20 20 CMR (dB Min.) @ 1.0 MHz -60 -60 DCR ( Max.) Pri. Sec. 0.55 0.55 0.85 0.85 * 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) Marking : PCA EP9842-1(-LF) D.C. Single 8 Pin Package 1.00 Max. (25.40) .500 Max. (12.70) 16 1 PCA EP9842-2(-LF) D.C. 9 Dual 16 Pin Package .385 Max. 8 (9.78) .370 Max. (9.40) .015 (.381) .120 .020 (.305 .508) .385 Max. (9.78) .015 (.381) .120 .020 (.305 .508) .100 (2.54) #24 TC .300 (7.62) .100 (2.54) #24 TC .300 (7.62) Schematics Single 8 Pin Schematic 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Dual 16 Pin Schematic 16 15 14 13 12 4. Weight Notes : 1. Lead Finish 2. Peak Temperature Rating 3. Moisture Sensitive Levels EP9842-X SnPb 260C (Unlimited, 30C/60%RH) EP9842-X-LF Hot Tin Dip (Sn) 260C (Unlimited, 30C/60%RH) MSL = 1 MSL = 1 2.56 grams (-1) (Tube for -1) (Tube for -2) 41 pieces/tube 24 pieces/tube 2.56 grams (-1) 41 pieces/tube 24 pieces/tube 11 10 9 5. Packaging Information 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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