MMD21-0291N1 vs MMD21-044
| Part Number |
|
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| Category | Backplane Connectors - Specialized | Backplane Connectors - Specialized |
| Manufacturer | Vishay Dale | Vishay Dale |
| Description | CONN RACK/PANEL 29POS 5A | CONN RACK/PANEL 44POS 5A |
| Package | - | - |
| Series | MM22 | MM22 |
| Features | Screwlocks | - |
| Mounting Type | Free Hanging (In-Line) | Panel Mount |
| Termination | Solder Cup | Solder Cup |
| Contact Finish | Gold | Gold |
| Color | Green | Green |
| Number of Positions | 29 | 44 |
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets |
| Contact Finish Thickness | 10µin (0.25µm) | 10µin (0.25µm) |
| Number of Positions Loaded | All | All |
| Number of Rows | 3 | 4 |
| Connector Style | Rack and Panel | Rack and Panel |
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1. What are the main functions of backplane connectors?
The main function of backplane connectors is to connect multiple printed circuit boards (PCBs) through reliable electrical interfaces and provide high-speed data transmission capabilities, while ensuring signal integrity and power distribution.
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2. What is the difference between Specialized Backplane Connectors and Conventional Backplane Connectors?
Specialized backplane connectors are typically optimized according to specific application requirements, and may have special structures, signal processing capabilities, higher durability, or higher frequency processing capabilities, making them suitable for specific industries or devices.
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3. How to choose the appropriate backplane connector?
When selecting backplane connectors, factors such as electrical performance (such as signal integrity, data transmission rate), physical size, number of insertions and removals, durability, application environment (temperature, humidity), and compatibility should be considered.
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4. How durable is the backplane connector?
Backplane connectors are designed to provide long-term reliable performance in high insertion and extraction frequencies and complex environments. High end models typically have a lifespan of thousands of insertions and removals, and can maintain stable connections in high temperature, vibration, and impact environments.

