T1/CEPT/ISDN-PRI TRANSFORMER Quad Port SMT Transformer Module with Line Side Protection Four transmit transformers, four receive transformers and line side protection circuit in a surface mount package Matched to Infineon's QUADFALC and QUADLIU transceivers Patented "Interlock Base" construction for high reliability IC grade transfer-molded package withstands 235C IR reflow temperature Minimum Isolation voltage: 1500 Vrms UL recognized Electrical Specifications @ 25C -- Operating Temperature -40C to +85C Part Number TX9031 Turns Ratio (Pri:Sec 2%) Transmit Receive 1CT:2.4 OCL Line Side (mH MIN) CW/W (pF MAX) LL (H MAX) Package/ Schematic 1.2 35 & 35 .50 & .80 BRT 1:1CT Primary Pins Transmit Receive 1-3, 10-12, 13-15, 22-24 45-43, 42-40, 33-31, 30-28 NOTE: For extended temperature range transformers, OCL (Open Circuit Inductance for the primary winding) is specified at both -40C and +25C. At -40C, OCL is 600 H minimum. All other parameters are specified at +25C. Schematic BRT 1 CH1 TX .575 14,61 1.255 31,88 3 TX9031 DATE CODE COUNTRY OF ORIGIN 48 Surge Suppressor 4 CH1 RX .712 .852 18,08 21,64 2 .401 10,19 .894 22,71 5 6 .092 2,34 8 9 Surge Suppressor .052 1,32 SUGGESTED PAD LAYOUT CHIP SIDE .030 0,76 CH2 TX 12 Surge Suppressor 14 15 Surge Suppressor .020 MIN 0,51 CH3 RX 17 18 Weight ...............9.2 grams Tape & Reel..........150/reel Tube ......................15/tube Dimensions: Inches mm Unless otherwise specified, all tolerances are .010 0,25 CH4 RX 21 23 24 38 37 35 34 32 31 30 Surge Suppressor 22 CH4 TX 40 33 Surge Suppressor 19 20 41 36 Surge Suppressor 16 .004/0,10 48 Surfaces 43 39 13 CH3 TX .305 7,75 .008 0,20 11 44 42 10 46X .050 1,27 1.150 29,21 46 45 7 CH2 RX 47 LINE SIDE Mechanical 29 28 27 Surge Suppressor 26 25 For More Information: Pulse Worldwide Headquarters Pulse Northern Europe Pulse Southern Europe Pulse Pulse North China China Headquarters Room 1503 12220 World Trade Drive San Diego, CA 92128 U.S.A. www.pulseeng.com TEL: 858 674 8100 FAX: 858 674 8262 3 Huxley Road Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom TEL: 44 1483 401700 FAX: 44 1483 401701 Zone Industrielle F-39270 Orgelet France TEL: 33 3 84 35 04 04 FAX: 33 3 84 25 46 41 No. 1 Industrial District Changan, Dongguan China TEL: 86 769 85538070 FAX: 86 769 85538870 XinYin Building No. 888 YiShan Road Shanghai 200233 China TEL: 86 21 54643211/2 FAX: 86 21 54643210 Pulse South Asia Pulse North Asia 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 No. 26 Kao Ching Road Yang Mei Chen Taoyuan Hsien Taiwan, R. O. C. TEL: 886 3 4641811 FAX: 886 3 4641911 TEL: 65 6287 8998 FAX: 65 6280 0080 Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. (c) Copyright, 2006. Pulse Engineering, Inc. All rights reserved. www.pulseeng.com T670.A (5/06)