![Siemens MC45 Скачать руководство пользователя страница 70](http://html.mh-extra.com/html/siemens/mc45/mc45_manual_375436070.webp)
MC45 Hardware Interface Description
P R E L I M I N A R Y
MC45_HD_01_V00.02a
Page 70 of 90
12.08.2002
5.3 Board-to-board connector
This chapter provides specifications for the 50-pin board-to-board connector which serves as
physical interface to the host application. The receptacle assembled on the MC45 PCB is
type Hirose DF12C. Mating headers from Hirose are available in different stacking heights.
Figure 30: Hirose DF12C receptacle on MC45
Figure 31: Header Hirose DF12 series
Table 21: Ordering information DF12 series
Item
Part number
Stacking
height (mm)
HRS number
Receptacle on MC45
DF12C(3.0)-50DS-0.5V(81)
3 - 5
537-0694-9-81
Headers DF12 series
DF12E(3.0)-50DP-0.5V(81)
DF12E(3.5)-50DP-0.5V(81)
DF12E(4.0)-50DP-0.5V(81)
DF12E(5.0)-50DP-0.5V(81)
3.0
3.5
4.0
5.0
537-0834-6-**
537-0534-2-**
537-0559-3-**
537-0584-0-**
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 22: Electrical and mechanical characteristics of the Hirose DF12C connector
Parameter
Specification (50 pin Board to Board connector)
Number of Contacts
50
Quantity delivered
2000 Connectors per Tape & Reel
Voltage
50V
Current Rating
0.5A 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 ; 3.5 mm ; 4.0 mm ; 5.0 mm
Insertion force
21.8N
Withdrawal force 1st
10N
Withdrawal force 50th
10N
Maximum connection cycles
50