INTEGRATED CONNECTOR MODULES 10/100Base-TX belStick™ BM01811 • Quad port shielded RJ-45 connector with integrated 10/100 magnetics • Complies with IEEE standards and all 10/100 Ethernet specifications including 350µH with 8mA DC bias • Compatible with a variety of 10/100 transceiver ICs • Integrated design conserves valuable board space • Operating temperature 0° to +70° C • Minimum interwinding breakdown voltage of 1500 Vrms • Storage temperature -40° to +85° C • Adaptable, modular design provides higher reliability • 0811-1X4T-06 design supports AutoMDIX applications • Reduced pin count for improved crosstalk and optimum PCB trace routing ELECTRICAL SPECIFICATIONS AT 25° C Part Number Insertion Loss dB max Common to Differential Mode Rejection dB min Return Loss dB min 1MHz to 100MHz 1MHz to 30MHz 30MHz to 60MHz 60MHz to 80MHz 0811-1X4T-03 -1.0 -18 18 - 20 log (f/30MHz) -12 -40 0811-1X4T-04 -1.0 -18 18 - 20 log (f/30MHz) -12 0811-1X4T-06 -1.0 -18 18 - 20 log (f/30MHz) -12 Common to Common Mode Rejection dB min 100kHz to 100MHz Crosstalk dB min 1MHz 30MHz 50MHz 100MHz -30 -70 -45 -40 -35 -40 -30 -70 -45 -40 -35 -40 -30 -70 -45 -40 -35 SCHEMATIC 0811-1X4T-03 RJ45 TCT 1 1CT : 1 1 TX+ TD+ 2 2 TX- TD- 3 Available Options • Various transformer turns ratios RD+ 4 1CT : 1 3 RX+ 4 5 6 RX7 8 RD- 5 RCT 6 • Various high voltage capacitor values 75Ω x4 1000pF 2kV Shield ©2001 Bel Fuse Inc. Specifications subject to change without notice. 08.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 1 INTEGRATED CONNECTOR MODULES 10/100Base-TX belStick™ BM01811 SCHEMATIC 0811-1X4T-04 RJ45 1CT : 1 RCT 1 1 RX+ RD+ 2 2 RX- RD- 3 TD+ 4 1CT : 1 3 TX+ 4 5 6 TX7 8 TD- 5 TCT 6 75Ω x4 1000pF 2kV Shield 0811-1X4T-06 RJ45 TCT 1 1CT : 1 1 TX+ TD+ 2 TD- RD+ 4 RD- 2 TX- 3 1CT : 1 3 RX+ 4 5 6 RX7 8 5 RCT 6 75Ω x4 1000pF 2kV Shield ©2001 Bel Fuse Inc. Specifications subject to change without notice. 08.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 2 INTEGRATED CONNECTOR MODULES 10/100Base-TX belStick™ BM01811 MECHANICAL 0811-1X4T-03 0811-1X4T-04 0811-1X4T-06 Notes Plastic Housing Contacts Pins Solderability Metal Shield 1.000 [25.40] Thermoplastic, flammability rating UL 94V-0 50 micro-inch hard gold plating Tin-coated copper wire, DIA 0.018" [0.46] Per MIL Std. 202, Method 208 Nickel plated copper alloy 0.040 [1.02] 0.199 [5.04] 0.130 [3.30] 2.292 [58.22] 0.040 [1.02] 0.550 [13.97] 0.550 [13.97] 0.531 [13.49] 0.125 [3.18] 0.040 [1.02] 0.080 [2.03] 2.150 [54.61] 0.440 [11.18] 0.565 [14.35] 0.305 [7.75] Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.010 [0.25] unless otherwise noted. PAD LAYOUT 0811-1X4T-03 0811-1X4T-04 0811-1X4T-06 Ø0.062 [Ø1.57] 2 places 2.280 [57.91] 2.150 [54.61] 0.440 [11.18] Ø0.128 [Ø3.25] 2 places 0.080 [2.03] pitch 1 0.550 [13.97] port to port pitch 1 1 0.565 [14.35] 1 0.075 [1.91] Ø0.035 [Ø0.89] 24 places Suggested PCB Pad Layout Component Side View ©2001 Bel Fuse Inc. Specifications subject to change without notice. 08.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 3 INTEGRATED CONNECTOR MODULES BM01811 10/100Base-TX belStick™ 0811-1X4T-03 0811-1X4T-04 0811-1X4T-06 Metal Panel 2.312 [58.72] 0.080 [2.03] 0.546 [13.87] Suggested Panel Opening PCB ©2001 Bel Fuse Inc. Specifications subject to change without notice. 08.01 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 Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Suite G7, Preston Lancashire, PR1 8UD, U.K. Tel 44-1772-556601 Fax 44-1772-888366 www.belfuse.com page 4