The MSD-4-A is a Micro SD Card Connector designed for seamless integration into electronic devices. It features a push-in, auto-eject mechanism for convenient card handling, a card detect switch for status monitoring, and gold flash plating for reliable connectivity. This connector is surface mountable and rated UL94V-0 for flammability.
Same Sky
MSD-4-A
Micro SD Card Connector
LCP 30% GF (UL94V-0)
Black
Phosphor Bronze
Gold Flash over Nickel
Tin over Nickel
SUS304
UL94-V0
Yes
Reel (1,000 pcs per reel)
| Parameter | Conditions/Description | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Rated Voltage | 30 | V | |||
| Rated Current | 0.5 | A | |||
| Contact Resistance | 1 (Measured at 20 mV / 100 mA) | 100 | m | ||
| Insulation Resistance | At 500 Vdc, between adjacent circuits | 1,000 | M | ||
| Voltage Withstand | For 1 minute, between adjacent circuits | 100 | Vac | ||
| Insertion Force | At a rate of 25 mm/min | 10 | N | ||
| Withdrawal Force | At a rate of 25 mm/min | 0.5 | N | ||
| Life | 5,000 | Cycles | |||
| Operating Temperature | -40 | 85 | C | ||
| Shelf Life (Reel Storage) | Reel unopened: up to 15 months | 16 | 28 | C | |
| Shelf Life (Reel Storage) | Reel opened: use within 1 month | ||||
| Reflow Soldering | See reflow profile | 250 | C |
| Pin | Signal Name | Type | Description |
|---|---|---|---|
| 1 | DAT2 | I/O/PP | DATA LINE (BIT 2) |
| 2 | CD/DAT3 | I/O/PP | CARD DETECT / DATA LINE (BIT 3) |
| 3 | CMD | PP | COMMAND / RESPONSE |
| 4 | VDD | S | SUPPLY VOLTAGE |
| 5 | CLK | I | CLOCK |
| 6 | VSS | S | SUPPLY VOLTAGE GROUND |
| 7 | DAT0 | I/O/PP | DATA LINE (BIT 0) |
| 8 | DAT1 | I/O/PP | DATA LINE (BIT 1) |
| - | CD | - | CARD DETECT SWITCH |
| - | GND | - | COVER GROUND |
