T-13221

ISDN U-Interface Transformers For both 2B1Q & 4B3T ISDN U-Interface Applications Excellent Longitudinal Balance Designed for use with leading Transceiver Chips Meets key parameters of ANSI T1.601-1992 Isolation 2000 VRMS & 3000 VRMS Minimum Surface Mount Versions Available Electrical Specifications at 25OC Turns OCL (1, 3) Part Ratio Pri +6% ( mH ) Number (+3%) T-13207 T-13209 T-13210 T-13211 T-13212 T-13214 T-13215 T-13219 T-13220 T-13221 T-13222 T-13223 T-13224 T-13225 1.25:1 2.00:1 1.50:1 1.50:1 1.50:1 1.65:1 1.32:1 1.50:1 1.50:1 1.25:1 1.65:1 2.00:1 1.50:1 1.32:1 28.0 27.0 15.0 27.0 27.0 15.5 7.7 15.0 27.0 25.5 15.5 27.0 27.0 7.7 Manufacturer Name Motorola I.C. P/N MC145472 Transformer High Isolation P/N P/N T-13209 T-13223 T-13207 T-13211 T-13212 T-13214 T-13215 T-13210 Schematic "A" T-13221 T-13224 T-13220 T-13222 T-13225 T-13219 Motorola MC145572 National TP 3410 National TP 3410 Siemens PEB 2091 Siemens PEB 2090/20901 SGS-Thomson SD 5411 Line Side Pins (1-5) (1-5) (4-2) (4-2) (1-5) (1-5) (1-5) (4-2) (1-5) (1-5) (1-5) (1-5) (4-2) (1-5) DCR (1) DCR (2) max. max. (Ω) (Ω) 12 11.6 16 20 20 6.0 2.4 18 20 13 6.0 12.6 20 2.7 8 6.4 2.5 3.0 3.0 3.5 2.7 3.0 3.0 9.0 3.5 7.4 3.0 3.0 DC Bias (mA) 80 60 60 60 60 60 60 60 60 80 60 60 60 60 Coding 2B1Q 2B1Q 2B1Q 2B1Q 2B1Q 2B1Q 4B3T 2B1Q 2B1Q 2B1Q 2B1Q 2B1Q 2B1Q 4B3T Isolation (VRMS) 2000 2000 2000 2000 2000 2000 2000 3000 3000 3000 3000 3000 3000 3000 Schem. Style (3) A A B B A A A B A A A A B A PRI lin e SEC d e v ic e Schematic "B" PRI lin e SEC d e v ic e 1. Line Side. 2. Device Side 3. OCL Tested @10 kHz / 700 mV, pins 2&4 shorted for Schem. "A"; pins 1&5 shorted for Schem. "B." 3. For all parts unused Pin # 6 can be removed for keying to printed circuit board. Add suffix "-9" Longitudinal Balance (2B1Q Coding) 281 Hz to 40 KHz 55 dB min. > 40 KHz -20 dB/decade Longitudinal Balance (4B3T Coding) 5 KHz 20 dB min. 20 KHz to 150 KHz 40 dB min. 1 MHz 36 dB min. Return Loss 10 and 25 KHz 20 dB min. 1.070 (27.18) REF. .900 (22.86) REF. 1 Operating Temp. Range -400C to +850C Primary is Line Side / Secondary is Chip Side Surge Voltage Capability: Metallic Voltage: 800 V peak, 10/700 µS Longitudinal Voltage: 2400 V peak, 10/560 µS Package Physical Dimensions in inches (mm) 1.070 (27.18) REF. .900 (22.86) REF. 10 Bottom View 1 2 3 4 5 .570 (14.48) MAX. 10 9 8 7 6 2 3 4 5 Top View .040 (1.02) TYP. .920 (23.37) MAX. .150 (3.81) TYP. .470 (11.94) MAX. .100 (2.54) MIN. .040 (1.02) TYP. .150 (3.81) TYP. .920 (23.37) MAX. 9 8 7 6 .470 (11.94) MAX. 1.19 (30.23) .090 (2.29) TYP. Terminal Dimensions .020 (.051) X .040 (1.02) Typical. .800 (20.32) 1.10 (27.94) 1.04 (26.42) .150 (3.81) .080 Termination Numbers for Reference Only. (2.03) For Surface Mount Versions of all parts on this page Add suffix "G" to part number: T-13207G With Pin 6 removed: T-13207-9G Specifications subject to change without notice. .180 (4.57) ISDN-U - 4/99 For other values & Custom Designs, contact factory. Rhombus Industries Inc. 17 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971