TITLE TRANSFORMER, HDSL E1, 160MA DC SCHOTT 1000 PARKERS LAKE ROAD CORPORATION WAYZATA, MN 55391 AGENCY APPROVAL: N/A PART NUMBER REV F 22320 PAGE 1 END OLD P/N 67141280 SPECIFICATIONS .780 MAX (19.81) 1. TEMP CLASS 105° C 1 8 SCHOTT 14128 YYWW 2. INDUCTANCE: @ 0.1 V, 10 KHz 5-8 = 2 mHy ± 3 % .780 MAX (19.81) 3. LEAKAGE INDUCTANCE: @ .1V, 100 KHz, 5-8 WITH 1-2-3-4 SHORTED = 20 µHy MAX 5 4 4. INTERWINDING CAPACITANCE: @ .1V, 100 KHz 5-8 TO 1-2-3-4 = 100 pF MAX 5. DC RESISTANCE: 5-8 = 2.1 OHMS ± 10 % 1-2, 3-4 = 1 OHMS ± 10 % .640 MAX (16.26) 6. TURNS RATIO: 1-2 : 3-4 : 5-8 = 1 : 1 : 2 ± 2 % 7. RETURN LOSS 1-2-3-4 REF @ 135 OHM, 131 OHM + 0.001 mfd LOAD ON 5-8 @ 5 KHz = 2.5 dB MIN @ 40 KHz = 16 dB MIN @ 100-400 KHz = 22 dB MIN @ 2 MHz = 4 dB MIN .150 MIN (3.81) .591 ± .010 (15.0) .197 ±.010 (5.0) Sq. .024 (0.61) 1 6 8. LONGITUDINAL BALANCE: @ 135 OHM, 200 KHz, 1-2-3-4 = 53 dB MIN 5 2 3 9. HARMONIC DISTORTION: 135 OHM, 200 KHz, 160 ma, 5 Vp-p > -70 dB (DO NOT NEED TO TEST IN PRODUCTION) 8 10. DIELECTRIC STRENGTH: 1-2-3-4 TO 5-8 = 2500 VAC 7 4 11. INSULATION RESISTANCE: @ 500 VDC 1-2-3-4 TO 5-8 = 1 K MEGOHM MIN, GROUNDONLY ONE END OF SHIELD inches (mm) © 2000 SCHOTT CORPORATION, 1000 PARKERS LAKE ROAD, WAYZATA MN, 55391 (952) 475-1173 2 PLACE TOLERANCES UNLESS OTHERWISE NOTED ± .010 ANGLE 3 PLACE ± .005 ± °