High reliability Amphenol MC420NAA rectangular connector with crimp solder and press in terminations
Product Overview
Positronic offers a range of high-density rectangular connectors designed for industrial and military applications. These connectors feature size 22 contacts, available in removable or fixed configurations, and utilize the advanced PosiBand closed-entry female contact design for enhanced robustness and consistent electrical performance. They support various termination types including crimp, solder cup, straight solder, and compliant press-in, catering to diverse PCB mounting needs. With a focus on reliability and performance, these connectors are intermateable across the SGMC, SGM, and SMPL series and are qualified to numerous military specifications.
Product Attributes
- Brand: Positronic
- Origin: Southwest Missouri, U.S.A. (Headquarters); manufacturing also in France, China, Singapore, and India.
- Certifications: ISO 9001, ISO 14001, AS9100, MIL-STD-790, MIL-DTL-24308, SAE AS39029, DSCC 85039, MIL-DTL-28748, Space D32, GSFC S-311-P-4, GSFC S-311-P-10, ITAR Registered.
- Contact Design: PosiBand closed entry female contacts.
- Material (Connector Insert): Glass filled DAP per ASTM-D-5948 type SDG-F.
- Material (Contacts): Precision machined copper alloy.
- Plating (Contacts): Standard: 0.000015 inch [0.38 ] gold over nickel.
- Color (Connector Insert): Standard Green (SGMC), Standard Grey (SGM, SMPL). Black or grey/green also available.
- Color (Contact Coding): Varies by type (e.g., White, Green, Red, Yellow).
- Color (Housing/Backshell): Standard Yellow Anodize or Black Anodize.
- Compliance: RoHS Compliant options available (per EU Directive 2002/95/EC).
Technical Specifications
| Series | Contact Size | Contact Variants | Termination Types | Current Rating (Signal Level) | Working Temperature | Contact Retention | Mechanical Operations |
|---|---|---|---|---|---|---|---|
| SGMC | 22 (0.030" [0.76mm] diameter) | 4 to 104 contacts | Crimp, Solder Cup, Straight Solder, Compliant Press-in | Up to 13 Amperes (Tested per UL 1977) | -55C to 135C | 6 lbs. [26.5N] minimum | 1000 operations |
| SGM | 22 (0.030" [0.76mm] diameter) | 4 to 50 contacts | Wire Wrap, Solder Cup, Straight Solder, Compliant Press-in | Up to 13 Amperes (Tested per UL 1977) | -55C to 135C | 6 lbs. [26.5N] minimum | 1000 operations |
| SMPL | 22 (0.030" [0.76mm] diameter) | 4 to 50 contacts | Right Angle (90) Solder Printed Board Mount | Up to 13 Amperes (Tested per UL 1977) | -55C to 135C | 6 lbs. [26.5N] minimum | 1000 operations |
| Electrical Characteristics (General) | Initial Contact Resistance: 0.004 ohms, maximum. Flash over Voltage: 2200 V.AC (rms) Test Voltage: 1000 V.AC (rms) Insulation Resistance: 5 G ohms, minimum. Clearance and Creepage Distance: 0.060 inch [1.52 mm] (SGMC), 0.028 inch [0.71 mm] (SGM/SMPL) minimum. Working Voltage: 250 V.AC (rms) | ||||||
| Jackscrew Threads | Standard: 2-56 UNC (4-50 variants), 6-32 UNC (75/104 variants). Metric: M2x0.4, M3x0.5 available. | ||||||
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