Hardware Interface Description - KORE Telematics

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XT55/56 Hardware Interface Description Confidential / Released s 7.3 Board-to-board connector This chapter provides specifications for the 80-pin board-to-board connector which serves as physical interface to the host application. The receptacle assembled on the XT55/56 PCB is type Hirose DF12C. Mating headers from Hirose are available in different stacking heights. Table 37: Ordering information DF12 series Item Part number Stacking height (mm) HRS number Receptacle on XT55/56 DF12C(3.0)-80DS-0.5V(81) 3.0 537-0733-9-81 Headers DF12 series DF12D(3.0)-80DP-0.5V(81) DF12E(3.0)-80DP-0.5V(81) 3.0 3.0 537-0803-2-81 537-0838-7-81 Notes: The headers listed above are without boss and metal fitting. Please contact Hirose for details on other types of mating headers. Asterixed HRS numbers denote different types of packaging. Table 38: Electrical and mechanical characteristics of the Hirose DF12C connector Parameter Specification (80 pin board-to-board connector) Number of contacts 80 Quantity delivered 2000 connectors per tape & reel Voltage 50V Rated current 0.3A max per contact Resistance 0.05 Ohm per contact Dielectric withstanding voltage 500V RMS min Operating temperature -45°C...+125°C Contact material phosphor bronze (surface: gold plated) Insulator material PA , beige natural Stacking height 3.0 mm Insertion force 21.8N Withdrawal force 1 st 10N Withdrawal force 50 th 10N Maximum connection cycles 50 XT55/56_hd_v02.06a Page 114 of 125 17.12.2004
XT55/56 Hardware Interface Description Confidential / Released s Figure 54: Mechanical dimensions of Hirose DF12 connector XT55/56_hd_v02.06a Page 115 of 125 17.12.2004
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Hardware Interface Description - KORE Telematics

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