39-28-1203
Mini-Fit Jr. Vertical Header, 4.20mm Pitch, Dual Row, 20 Circuits, without Snap-in Plastic Peg PCB Lock, Tin, Natural
Part Aliases: Molex 0039281203 Molex 5566-20A
Enhance your PCB connections with our Mini-Fit Jr. Vertical Header. Featuring a 4.20mm pitch and dual-row design with 20 circuits, this header offers efficient connectivity. Crafted with durable materials and plated with tin, it ensures reliable performance. The straight body orientation and through-hole termination method make installation easy. With a 9A amperage rating and 600V voltage capacity, it's suitable for various applications. The board locator and retention features provide stability, while the polarized design ensures proper mating. RoHS compliant and UL certified, it meets stringent quality standards. Elevate your wire-to-board connections with this Mini-Fit Jr. header.
| Product Category: | |
| Manufacturer: | Molex |
| Manufacturer Part Number: | Molex 39-28-1203 |
| Color: | Natural |
| Series: | 5566 - Mini-Fit Jr. |
| Amperage: | 9 A |
| Connector Type: | Mini-Fit Jr. |
| Number of Contacts: | 20 |
| Number of Rows: | 2 |
| Termination Method: | Through Hole |
| Contact Material: | Brass |
| Body Orientation: | Straight |
| Pitch: | 4.2 mm |
| Voltage: | 600 V |
| Material: | Nylon |
| Orientation: | Vertical |
| Keying: | No |
| Tail Length: | 3.5 mm |
| Operating Temperature Range: | -40 - 105 °C |
| Contact Mating Area Plating: | Tin |
| Contact Mating Area Plating Thickness: | .889 µm |
| Number of Contacts Loaded: | 20 |
| Mating Cycles: | 30 |
| PCB Locator: | Yes |
| PCB Retention: | Without |
| Polarized to PCB: | Yes |
| Contact Termination Plating Thickness: | .889 µm |
| Polarized to Mate: | Yes |
| PCB Thickness (Recommended): | 1.6 mm |
| Connector System: | Wire to Board |
| Contact Termination Plating: | Tin |
| Maximum Solder Process Temperature: | 240 °C |
| Lead Free Process Capability: | WAVE |
| Duration at Max. Process Temperature (seconds): | 005 |
| Max. Cycles at Max. Process Temperature: | 001 |
| Termination Pitch: | 4.2 mm |
| Glow Wire Capable: | No |
| Guide to Mating Part: | No |
| Lock to Mating Part: | Yes |
| Stackable: | No |
| Surface Mount Compatible: | No |
| Breakaway: | No |
| Make First / Break Last: | No |
| Shroud Type: | Fully |
| Material Flammability Standard: | 94V-2 |
| Part Aliases: | 0039281203 5566-20A |
| SKU: | MOL39-28-1203 |
Environmental Initiative Details
| Environmental Initiative: | RoHS |
|---|---|
| Compliant: | Unknown |
| Date of this Information: | Unknown |
| Notes: |
Product Change Notice
| Effective Date | Description of Change | Download |
|---|---|---|
| 01/17/2023 | 512182 - Capacity change or tool replacement. Parts listed on this PCN can be assembled and shipped to all customers from Nogales or Shanghai. | Download |
| 08/31/2022 | 512388 - Change Supplier. This notification is to inform you about change of supplier impacting the part(s) attached as per list, No changes will be made to product as part of this change. | Download |
| 09/17/2019 | 507327 - Supplier Change. This letter is to inform you that Molex is adding a new supplier or the supplier is making a change affecting the part(s) identified in this notice. There will be no negative impact to product performance as a result of this change. | Download |
| 12/24/2018 | 506262 - Capacity Change or Tool Replacement. This letter is to inform you that another set of tooling is being added to meet the current and future demands of this product. There will be no changes in the fit, form or function from the additional tooling when compared to the current tooling. | Download |
| 02/01/2016 | GCM 10708360 - Supplier Change. Molex will be changing the pre-plated flat stock, and adding an additional supplier. This change only affects parts made in Lincoln (3104) and Nogales (3105). The current pre-plated flat stock will change from bright tin over copper to reflowed tin over copper plating. In addition, we will also be changing the post plated terminal used in the 5566, 30069, & 43588 vertical headers to the same pre-plated reflowed tin over copper plating. If post plated headers are desired, alternative part numbers are available with matte tin over nickel plating. | Download |