REV. Status| REVISION 12/19/91 HA REVISION A NEW FORMAT ADDED SAFETY 08/14/96 TS PREPARED BY: TELECOMMUNICATION WET COUPLING TRANSFORMER DESIGNED FOR LOW PROFILE BOARD MOUNTED APPLICATIONS WITH A MAXIMUM HEIGHT OF 9mm. @ .W UL# E142035 A. Electrical Specifications (@ 25 deg C) . Pri Source Impedance: 600 0 . Sec Load Impedance: 600 Q . Pri DC Unbalance Current: 90mA . Operating Level: 45 dBm to +10 dBm Insertion Loss: 1.8 dB TYP @ 1800Hz O dBm & DC9OmA . Frequency Response: +0.3dB, 1.6dB @ 5003500 Hz 0 dBm & DC90mA preiative to Boor +0.3dB, 3.0dB @ 300-3500 Hz 0 dBm & DC90mA (relative to 1800Hz . Pri Impedance: 600 0 t+25% @ 500-1800 Hz 0 dBm & DC90mA . Pri Return Loss: 14 dB MIN @ 1800Hz 0 dBm & DC9O0mA . Longitudinal Balance: 60 dB MIN @ 200-4000 Hz Total Harmonic Distortion: 0.5% TYP @ 300-3500 Hz 0 dBm & DC90mA DC Resistance: Pri 85 1 t10% Sec= 110 0) tt10% Turns Ratio: Pri : Sec = 1: 1.07 t2% Dielectric Strength: AC 1500 Vrms 1 minute @ Pri to Sec, Pri to Core MODEL NUMBER | TTC-142-LB| OURWN -OooON 10. 11. = 12. 13. B. Marking: TAMURA, TTC142LB, Date Code & Country of Origin C. Safety: CSA C22.2 No. 66M1988 File No. LR81383 UL 1863 File No. E142035 D. Schematic Diagram: PRI 6000 | 2 dt DATE CODE AND SEC COUNTRY OF ORIG [ 03 E. Mechanical Specifications: BLACK DOT (PRIMARY) DC9OmA 6000 BEVEL (Designates PIN 1) 33 MAX rr Te, CCCi | TAMURA TTC-142-LB [ 3.6 MAX 9.0 MAX 4.7 +1.0 lI | f + | 0.3 _ Note: Pin Material: Solder plated copper pin K. Brennan ENGINEER: DRAWING CONTROL NO.] REV MODEL DESCRIPTION MODEL SPECIFICATION PA110449 TELECOMMUNICATION COUPLING T. Shiozawa ACAD\TTC\A1104491.0wG | A TRANSFORMER TTC _ 1 4? |B QUALITY CONTROL: CONTENTS OF THIS DRAWING, Ane| TAMURA CORPORATION OF AMERICA 43352 BUSINESS PARK DRIVE, TEMECULA, CA. 92590-6624 D. Kelley PRIOR NOTICE 909) 699-1270 FAX Boge ease DIM: mm | SCL: NONE | Sit 10F 1 APPROVED: PROPRIETARY NOTICE: THIS DRAWING PRINT OR DOCUMENT AND SUBJECT MATTER DISCLOSED HEREIN ARE PROPRIETARY ITEMS TO WHICH TAMURA RETAINS THE EXCLUSIVE RIGHT OF DISSEMINATION, REPRODUCTION, MANUFACTURE AND SALE. THIS DRAWING, PRINT OR DOCUMENT IS SUBMITTED IN M. Ong CONFIDENCE FOR CONSIDERATION BY THE RECIPIENT ALONE UNLESS PERMISSION FOR FURTHER DISCLOSURE IS EXPRESSLY GRANTED IN WRITING.