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Technical content
Features
The MM70 series is a graphics board connector compatible with the MXM3.0 standard. It can be use to connect add-i n MXM3.0 modules (graphics boards) in order to improve the graphics processing performance of personal computers. MM70 Series MXM3.0 Compatible Connector No. of Contacts: 314 pos. equivalent (310 pos.) Contact Resistance: 55m Ω max. (initial), 80m Ω max. (after test) Dielectric Withstanding Voltage: AC 250Vr.m.s (per minute) Rated Current: 0.5A per pin Insulation Resistance: 50M Ω min. (after test) Durability: 30 times Operating Temperature: -40 to+85 Deg. C Mating area is 0.5mm pitch, with two-layer upper and lower structure. Compatible with MXM3.0 standard. (Card edge type). Contact size: available in 2 types Precision positioning stopper for MXM3.0 module prevents contact failure. General Specifications RoHS Compliant
JAE PMK Div. Proprietary. Copyright © 2010, Japan Aviation Electronics Industry, Ltd. 2/5 MM70- 314 - 310 B 2 - * Series Modification code 1. Board height: 3.0mm 2. Board height: 1.5mm Contact finish 1: 0.1µm min. Au plating over Ni 2: 0.3µm min. Au plating over Ni Standard No. of Contacts
Ordering Information
Component Material / Finish Insulator Heat resistant plastic Contact Copper alloy / contact area: 0.1µm min. Au plating over Ni Hold down Copper alloy / Sn plating over Ni Stopper Copper alloy / Sn plating over Ni Part Number SJ Drawing Specification MM70-314-310B2-1 SJ109148 JACS-10543 MM70-314-310B2-2 MM70-314-310B1-1 SJ109265 MM70-314-310B1-2 Utilized No. of Contacts Socket type, angle insertion type Drawing No.
JAE PMK Div. Proprietary. Copyright © 2010, Japan Aviation Electronics Industry, Ltd. 3/5 ■MM70-314-310B1-*
JAE PMK Div. Proprietary. Copyright © 2010, Japan Aviation Electronics Industry, Ltd. 4/5 ■MM70-314-310B2-*
JAE PMK Div. Proprietary. Copyright © 2010, Japan Aviation Electronics Industry, Ltd. 5/5 Japan Aviation Electronics Industry, Limited Product Marketing Division Aobadai Building, 3-1-19, Aobadai, Meguro-ku, Tokyo 153-8539 Phone: +81-3-3780-2787 FAX: +81-3-3780-2946 * The specifications in this brochure are subject to change without notice. Please contact JAE for information. Notice: Products shown in this leaflet are made for the applications listed below. However, if the above-mentioned products are to be used in aerospace devices, marine cable-connection devices, atomic power control systems, medical equipment for life-support systems, or any other specific application requiring extremely high reliability, please contact JAE for further information. Recommended applications: Computers, Office machines, Measuring devices, Telecommunication devices (Terminals, Mobile devices), AV devices, Household applications, FA devices, etc. Applicable dimensions of module board (for reference)