DM3 Series
●microSD Card Connectors
2
DM3 AT – SF – PEJM5
■Specifications(DM3 Series)
Ratings
Current rating: 0.5A
Voltage rating: 125V AC
Operating temperature range: -25 to +85 (Note 1)
Storage temperature range : -40 to +85 (Note 2)
Operating humidity range: RH 95% max.
(No condensation)
■Ordering information
1
4
2
3
Measure at 500 V DC
500 V AC / 1 minute
1mA
Frequency: 10 to 55 Hz, single amplitude of 0.75 mm,
3 directions for 2 hours
96 hours at of 40 ± 2, and humidity of 90 to 95%
-55
5 to 35 85 5 to 35
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 : 350 for 3 seconds
1000 M min. (Initial value)
No flashover or insulation breakdown
100m max. (Initial value)
No electrical discontinuity of 100 ns or longer
No damage, cracks or parts dislocation.
Contact resistance: 40 m max. (change from initial value)
Insulation resistance: 100 M min.
No damage, cracks or parts dislocation.
Contact resistance: 40 m max. (change from initial value)
Insulation resistance: 100 M min.
No damage, cracks or parts dislocation.
Contact resistance: 40 m 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 and Finishes
Remarks
UL94V-0
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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
-------------------
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
Tin plated
DM3CS, DM3D