DM3 Series●microSD™ Card Connectors
2
DM3 AT – SF – PEJM5
■Product Specifications (DM3 Series)
Ratings
Current rating : 0.5A
Voltage rating : 125V AC
Operating temperature range : -25ç to +85ç (Note 1)
Storage temperature range : -40ç to +85ç (Note 2)
1 42 3
Operating humidity range : RH 95% max.
(No condensation)
Measure at 500V DC
500 V AC / 1 minute
1mA
Frequency : 10 to 55Hz, single amplitude of 0.75mm,
3 directions for 2 hours
96 hours at of 40 ± 2ç, and humidity of 90 to 95%
-55ç ➝5 to 35ç ➝85ç ➝5 to 35ç
Times : 30 min. ➝5 min. ➝30 min. ➝5 min.
5 cycles
10,000 cycles, 400 to 600 cycles per hour (DM3AT, DM3B)
5,000 cycles, 400 to 600 cycles per hour (DM3C, DM3D)
Reflow : At the recommended temperature profile
Manual soldering : 350ç for 3 seconds
1000Mø min. (Initial value)
No flashover or insulation breakdown
100mø max. (Initial value)
No electrical discontinuity of 100 ns or longer
No damage, cracks or parts dislocation.
Contact resistance : 40mø max. (change from initial value)
Insulation resistance : 100Mø min.
No damage, cracks or parts dislocation.
Contact resistance : 40mø max. (change from initial value)
Insulation resistance : 100Mø min.
No damage, cracks or parts dislocation.
Contact resistance : 40mø max. (change from initial value)
No deformation of components affecting performance.
1. Insulation resistance
2. Withstanding voltage
3. Contact resistance
4. Vibration
5. Humidity
6. Temperature cycle
7. Durability
8. Resistance to
soldering heat
Item Specification Conditions
Note 1 : Includes temperature rise caused by current flow.
Note 2 : The term "storage" refers to products stored for long period prior to mounting and use.
Series name : DM3
Connector type :
AT Push-Push (ejection mechanism), Top board mounting (Standard)
BT Push-Push (ejection mechanism), Bottom board mounting (Reverse)
CS Hinge, Push-Pull (no ejection mechanism), Top board mounting (Standard)
D Push-Pull (no ejection mechanism), Top board mounting (Standard)
Number of contacts : 8
Termination type :
SF Right-angle SMT(Standard)
DSF Right-angle SMT(Reverse)
Card ejection code : PEJM5, PEJS
(Push insert/push eject)
None : Manual card
insertion/ejection
1
4
2
3
■Materials / Finish
Remarks
UL94V-0
-------------------
-------------------
-------------------
Part Material Finish
Insulator
Contacts
Guide cover
Other components
LCP
Copper alloy
Stainless steel
Copper alloy
Stainless steel
Piano wire
(DM3AT)
(DM3BT)
(DM3AT, DM3BT)
(DM3BT)
Color : Black
Contact area : Gold plated
Lead area : Gold plated
Lead area : Gold plated
-------------------
Nickel plated
DM3AT, DM3BT
Remarks
UL94V-0
-------------------
-------------------
Part Material Finish
Insulator
Contacts
Guide cover
LCP
Copper alloy
Stainless steel
Color : Black
Contact area : Gold plated
Lead area : Gold plated
------------------- (DM3CS)
Tin plated (DM3D)
DM3CS, DM3D
■Product Number Structure
Refer to the chart below when determining the product specifications from the product number.
Please select from the product numbers listed in this catalog when placing orders.
Mar.1.2021Copyright2021HIROSEELECTRICCO.,LTD.AllRightsReserved.