RSA14DTBI vs ESM22DTAD-S189
| Part Number |
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| Category | Card Edge Connectors - Edgeboard Connectors | Card Edge Connectors - Edgeboard Connectors |
| Manufacturer | Sullins Connector Solutions | Sullins Connector Solutions |
| Description | CONN EDGE DUAL FMALE 28POS 0.125 | CONN EDGE DUAL FMALE 44POS 0.156 |
| Package | - | - |
| Series | - | - |
| Operating Temperature | -65°C ~ 125°C | -65°C ~ 125°C |
| Mounting Type | Through Hole, Right Angle | Through Hole, Right Angle |
| Termination | Solder | Solder |
| Contact Material | Phosphor Bronze | Phosphor Bronze |
| Contact Finish | Gold | Gold |
| Color | Green | Blue |
| Number of Positions | 28 | 44 |
| Pitch | 0.125" (3.18mm) | 0.156" (3.96mm) |
| Contact Finish Thickness | 10µin (0.25µm) | 10µin (0.25µm) |
| Number of Rows | 2 | 2 |
| Gender | Female | Female |
| Contact Type | Loop Bellows | Loop Bellows |
| Card Thickness | 0.062" (1.57mm) | 0.062" (1.57mm) |
| Flange Feature | Top Mount Opening, Threaded Insert, 4-40 | Flush Mount, Top Opening, Unthreaded, 0.125" (3.18mm) Dia |
| Card Type | Non Specified - Dual Edge | Non Specified - Dual Edge |
| Number of Positions/Bay/Row | 14 | 22 |
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1. What are the different types of card edge connectors?
Standard edge connectors: For general-purpose PCBs.
High-speed edge connectors: For data-intensive applications.
Power edge connectors: Designed for high-current applications. -
2. What sizes do card edge connectors come in?
Common configurations include 1.0 mm, 1.27 mm, and 2.54 mm pitch options, with varying numbers of contacts.
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3. What is the difference between a card edge connector and a backplane connector?
A card edge connector interfaces directly with a PCB, while a backplane connector provides interconnections between multiple PCBs in a rack or enclosure.
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4. What is a keying feature in card edge connectors?
Keying features ensure proper orientation and prevent incorrect insertion of the PCB into the connector.
