INTEGRATED CONNECTOR MODULES 10/100Base-TX belStick™ BM01819 • 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 • Reduced pin count for improved crosstalk and optimum PCB trace routing ELECTRICAL SPECIFICATIONS AT 25° C Part Number 0811-1XX4-03 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 -1.0 -18 18 - 20 log (f/30MHz) -12 Common to Common Mode Rejection dB min 100kHz to 100MHz -40 -30 Crosstalk dB min 1MHz 30MHz 50MHz 100MHz -70 -45 -40 -35 SCHEMATIC 0811-1XX4-03 RJ45 TCT 1 1CT : 1 1 TX+ 2 TX- TD+ 2 TD- 3 Available Options • Various transformer turns ratios RD+ 4 RD- 1CT : 1 3 RX+ 4 5 6 RX- 5 RCT 6 • Various high voltage capacitor values 7 8 75Ω x4 1000pF 2kV Shield ©2001 Bel Fuse Inc. Specifications subject to change without notice. 06.01 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™ BM01819 MECHANICAL Notes 0811-1XX4-03 Plastic Housing Contacts Pins Solderability Metal Shield 1.000 [25.40] 0.130 [3.30] 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 0.531 [13.49] 2.292 [58.22] 0.080 [2.03] 2.150 [54.61] 0.125 [3.18] 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 0811-1XX4-03 Ø0.062 [Ø1.57] 2 places 2.280 [57.91] 2.150 [54.61] Ø0.128 [Ø3.25] 2 places 0.440 [11.18] 0.565 [14.35] 0.080 [2.03] pitch 0.550 [13.97] port to port pitch 0.075 [1.91] Ø0.035 [Ø0.89] 24 places Suggested PCB Pad Layout Component Side View Suggested Panel Opening Metal Panel 2.312 [58.72] 0.080 [2.03] 0.546 [13.87] PCB ©2001 Bel Fuse Inc. Specifications subject to change without notice. 06.01 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