General
| Status | Active |
| Category | PCB Headers |
| Series | 5566 |
| Application | Power, Wire-to-Board |
| Comments | The 5566 header should be used with standard Mini-Fit female terminals. If increased amperage of up to 13A per circuit is needed, please consider using the Mini-Fit Plus HCS family 45750 terminals with 46015 headers; See Molex Product specification PS-5666-001 for current de-rating information. |
| Overview | Mini-Fit Jr. Power Connectors |
| Product Name | Mini-Fit Jr. |
| UPC | 800753628601 |
Physical
| Breakaway | No |
| Circuits (Loaded) | 22 |
| Circuits (maximum) | 22 |
| Color - Resin | Natural |
| Durability (mating cycles max) | 30 |
| First Mate / Last Break | No |
Flammability  | 94V-2 |
| Glow-Wire Capable | No |
| Guide to Mating Part | No |
| Keying to Mating Part | None |
| Lock to Mating Part | Yes |
| Material - Metal | Brass |
| Material - Plating Mating | Tin |
| Material - Plating Termination | Tin |
| Material - Resin | Nylon |
| Net Weight | 5.742/g |
| Number of Rows | 2 |
| Orientation | Vertical |
| PC Tail Length | 3.50mm |
| PCB Locator | Yes |
| PCB Retention | None |
| PCB Thickness - Recommended | 1.60mm |
| Packaging Type | Bag |
| Pitch - Mating Interface | 4.20mm |
| Pitch - Termination Interface | 4.20mm |
| Plating min - Mating | 0.889µm |
| Plating min - Termination | 0.889µm |
| Polarized to Mating Part | Yes |
| Polarized to PCB | Yes |
| Shrouded | Fully |
| Stackable | No |
| Surface Mount Compatible (SMC) | No |
| Temperature Range - Operating | -40° to +105°C |
| Termination Interface: Style | Through Hole |
Electrical
| (Please review the Product Specification for specific details.) | |
|---|---|
| Current - Maximum per Contact | 9.0A |
| Voltage - Maximum | 600V |
Agency Certification
| (Please find UL Certificates by searching the UL Database using the Molex Series Number.)Click here to visit the UL Database | |
|---|---|
| CSA | LR19980 |
| UL | E29179 |
Solder Process Data
| Solderability Shelf Life Statement | |
|---|---|
| Duration at Max. Process Temperature (seconds) | 005 |
| Lead-freeProcess Capability | WAVE |
| Max. Cycles at Max. Process Temperature | 001 |
| Process Temperature max. C | 240 |
Material Info
| Engineering Number | 5566-22A |
Reference - Drawing Numbers
| Application Specification | AS-5557-001-001 |
| Packaging Specification | PK-5566-000, PK-5566-003-001 |
| Product Specification | PS-5556-001-001 |
| Sales Drawing | SD-5566-002-000 |
| Test Summary | TS-5556-002-001 |
Contact us to check the best price and real time inventory quantity for 39281223. If you need any more information about 39281223, you can also send us by email. Our email is [email protected]
Sales Drawings, 3D Models, and Brochures:
Mates With Part(s):
5557 Mini-Fit Jr. Receptacle Housing, Mini-Fit TPA2 Receptacle Housing 172708
Compliance:
EU ELV: Not Relevant
EU RoHS: Compliant
China RoHS: 
REACH SVHC: Not Contained Per -D(2020)4578-DC (25 June 2020)
Low-Halogen Status: Low-Halogen
Documents:
EU RoHS Certificate of Compliance (PDF)
Multiple Part Product Compliance Statements
EU RoHS, REACH SVHC, & Low-Halogen
Multiple Part Industry Compliance Documents
*IPC 1752A Class C
*IPC 1752A Class D
*Molex Product Compliance Declaration
*IEC-62474
*chemSHERPA (xml)
Request Molex's CMRT from [email protected]