3M ™ Mini D Ribbon (MDR) connectors are boardmount through-hole right angle receptacle-shielded connectors with electrical characteristics of 1 A, 500 Vrms, and -55°C to 105°C. They have reliable repetitive plug-ins, rugged die cast metal case construction, SMT compatible PCT insulator material, reliable PCB retention, interface latch design, and IEEE 1284C interface.
The Mini D Ribbon (MDR) 102 Series is a .050" board‑mount, right‑angle, shielded receptacle with wiper‑on‑wiper contacts for reliable repetitive plugging. It features a rugged die‑cast metal case, SMT‑compatible PCT insulator, and various retention options such as screw or ground lock.
The sheet lists detailed physical, electrical, and environmental specifications, including material composition, current rating, insulation resistance, temperature range, and RoHS compliance, as well as ordering information and recommended board layout dimensions.
| Contact count options | 14, 20, 26, 36, 40, 50, 68, 80, 100 |
|---|---|
| Current rating | 1 A |
| Insulation resistance | > 5 × 10⁸ Ω at 500 VDC |
| Withstanding voltage | 500 Vrms for 1 minute |
| Operating temperature range | -55 °C to +105 °C |
| Reflow solder process compatibility | up to 240‑250 °C for 10 sec |
| Insulation material | Glass Reinforced Polyester (PCT) |
| Contact material | Copper Alloy (C521) |
| Body material | Zinc Alloy |
| Flammability rating | UL 94V‑0 |
| RoHS compliance | Yes (PC plating suffix version available) |
The connector is rated for a continuous current of 1 A.
It can operate from –55 °C up to +105 °C.
Yes, a RoHS‑compliant version with a PC plating suffix is available.
The insulation resistance is greater than 5 × 10⁸ Ω at 500 VDC.