ISDN LPF Protection Module APC77158 FEATURES • Designed for Broadcom BCM6315 and BCM6020 VDSL chipsets • Designed to be used with APC77155 MII Plan998+ AFE • Includes Line Protection (voltage and current) and US ISDN Low Pass Filter Function • Packaged to complement the APC77131-134 VDSL splitter series • Minimum surface mount footprint for increased line card density ELECTRICAL SPECIFICATIONS@25°C Description Passband Freq Stopband Freq Attenuation min Impedance US ISDN DC to 90 KHz 350 KHz > 70dB 100R BLOCK DIAGRAM LINE+ VDSL+ LINE PROTECTION VDSL- LINE- APC77158 USISDN LP FILTER ISDN+ ISDN- ©2003 Bel Fuse Inc. Specifications subject to change without notice. 05.20.03 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com Page 1 ISDN LPF Protection Module APC77158 FREQUENCY ALLOCATION MECHANICAL Top View Side View 25.4 +/-0.254 Recommended PCB Layout 15.0 MAX SKYLINE 28.9 5.7 ±0.2 25.9 0.5 2.54 in 16 Places 31.75 +/- 0.381 1.2 3.0 End View 2.0 MAX 0.25 1.0 ±0.1 27.9 ±0.20 Pin No. Signal Pin No. Signal 1 RING 10 N/C 2 FGND 11 N/C 3 FGND 12 N/C 4 TIP 13 N/C 5 N/C 14 N/C 6 ISDN P 15 N/C 7 N/C 16 VDSL N 8 N/C 17 N/C 9 ISDN N 18 VDSL P ©2003 Bel Fuse Inc. Specifications subject to change without notice. 05.20.03 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com Page 2 ISDN LPF Protection Module APC77158 REFLOW PROFILE Recommended Reflow profile of Host PCB for APC SMT Parts The maximum temperature reached by the PCB was 214° C and was within 1° of this for 16 seconds. 250 The maximum rate of temperature change was 1.6° C / sec Temp Centigrade 200 150 100 50 0 0 100 200 300 400 500 600 Time Seconds PCB ©2003 Bel Fuse Inc. Specifications subject to change without notice. 05.20.03 CORPORATE FAR EAST EUROPE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com Bel Fuse Ltd. 8F / 8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel 852-2328-5515 Fax 852-2352-3706 www.belfuse.com Bel Stewart Connector 45/46 Riverside Medway City Estate Rochester, Kent ME2 4DP U.K. Tel 44-1634-722890 Fax 44-1634-716677 www.belfuse.com Page 3