VDSL TRANSFORMERS For Use with Texas Instruments® Chipset Texas Instrument's TNETD8000 VDSL chip set Excellent return loss and balance Surface mount or through hole package Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C Turns Ratio Inductance (µH MIN) Return Loss (dB MIN) Insertion Loss* (dB MAX) B4020 (THT) 1CT:1CT 190 300 kHz to 1 MHz: 18 1 MHz to 11 MHz: 20 11 MHz to 30 MHz: 16 200 kHz to 1 MHz: 0.8 300 kHz to 20 MHz: 20 200 kHz to 400 kHz: .75 B4021 (SMT) 1CT:1CT 190 20 MHz to 30 MHz: 18 400 kHz to 30 MHz: .50 Part Number 1 MHz to 30 MHz: 0.7 Line Impedance (W) Longitudinal Balance (dB TYP) 200 kHz: 60 11 MHz: 42 100 MHz: 30 200 kHz: 60 11 MHz: 50 100 MHz: 40 100 100 CM Rejection (dB TYP) 10 MHz: 35 30 MHz: 33 100 MHz: 25 10 MHz: 35 30 MHz: 33 100 MHz: 30 Isolation Voltage (Vrms) 3000 1500 Surge Voltage Capability: Metallic: 800 Vpeak 10/560 µsec. Long.: 2400 Vpeak 10/700 µsec. NOTES: B4020 is designed to meet the requirements for supplementary isolation according to IEC950. Common Mode Chokes to reduce common mode ingress from AM Broadcast or HAM Radios are available. See data sheet B912 for parts B4001 and B4003. Mechanicals B4020 .500 MAX 12,70 5 3 1 Schematics .100 2,54 .250 MAX 6,35 6 B4020 4 Date Code 2 .350 MAX 8,89 .200 5,08 .130 3,30 .400 10,16 B4021 6 .390 9,91 5 5 3 1 Weight...............1.2 grams Tube......................60/tube Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 Notes: Leads are 24 AWG solderable. Unused pins not provided. 4 B4021 .258 6,55 .275 MAX 7,00 3 2 1 DATE CODE 1 6 4 2 2 3 .300 MAX 7,62 .040 1,02 .240 6,10 .075 1,91 4 5 6 SUGGESTED PAD LAYOUT Weight...............0.6 grams Tube......................70/tube .250 MAX 6,35 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 .100 2,54 .200 5,08 For More Information : UNITED STATES (Worldwide) UNITED KINGDOM (Northern Europe) FRANCE (Southern Europe) SINGAPORE (Southern Asia) TAIWAN, R.O.C. (Northern Asia) 12220 World Trade Drive San Diego, CA 92128 Quick-Facts: 858 674 9672 http://www.pulseeng.com TEL: 858 674 8100 FAX: 858 674 8262 1 & 2 Huxley Road The 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 41 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 TEL: 65 287 8998 FAX:65 280 0080 3F-4, No. 81, Sec. 1 HsinTai Wu Road Hsi-Chih, Taipei Hsien Taiwan, R.O.C. Tel: 886 2 2698 0228 FAX: 886 2 2698 0948 DISTRIBUTOR 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 products and/or registered trademarks of their respective owners. Printed on recycled paper. ©2000, Pulse Engineering, Inc. PRELIMINARY B959.P (3/00)