L717TWC21WA4PP2SYRM54 vs L717TWB5W5PEP3V
| Part Number |
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| Category | D-Sub Connectors | D-Sub Connectors |
| Manufacturer | Amphenol ICC (Commercial Products) | Amphenol ICC (Commercial Products) |
| Description | CONN D-SUB PLUG 21POS VERT SLDR | CONN D-SUB PLUG 5POS R/A SOLDER |
| Package | - | - |
| Series | TW | TW |
| Features | Board Lock, Grounding Indents | Grounding Indents |
| Mounting Type | Panel Mount, Through Hole | Panel Mount, Through Hole, Right Angle |
| Termination | Solder | Solder |
| Current Rating | 7.5A | - |
| Contact Finish | Gold | Gold |
| Number of Positions | 21 (17 + 4 Power) | 5 (Power) |
| Connector Type | Plug, Male Pins | Plug, Male Pins |
| Contact Finish Thickness | 16µin (0.40µm) | 16µin (0.40µm) |
| Number of Rows | 2 | 1 |
| Connector Style | D-Sub, Combo | D-Sub, Combo |
| Contact Type | Signal and Power | Power |
| Flange Feature | Board Side (4-40) | Housing/Shell (Unthreaded) |
| Shell Material, Finish | Steel, Tin Plated | Steel, Tin Plated |
| Shell Size, Connector Layout | 4 (DC, C) - 21WA4 | 3 (DB, B) - 5W5 |
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1. Applications of D-SUB full range of connectors
1. Computer field: D-SUB connectors are widely used in the computer field, such as the connection of external devices such as monitors, keyboards, mice, etc.
2. Communication field: D-SUB connectors can be used for signal transmission between various communication devices, such as telephones, fax machines, routers, etc.
3. Industrial control field: D-SUB connectors are widely used in the industrial control field, such as the connection of PLCs, sensors, actuators and other equipment.
4. Automation field: D-SUB connectors can be used for signal transmission and power supply in automation equipment, such as robots, automated assembly lines, etc.
5. Other fields: In addition to the above fields, D-SUB connectors can also be used in other fields such as security, lighting, and medical equipment. -
2. Specifications and models of D-SUB connectors
There are many specifications and models of D-SUB connectors, and the common ones are D-SUB 9-pin, D-SUB 15-pin, D-SUB 25-pin and other series. These series have their own scope of application and characteristics. Users can choose the appropriate specifications and models according to actual needs. At the same time, the prices of different specifications and models are also different. Users need to consider factors such as cost and applicability when choosing.
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3. D-SUB connector insulation is poor
Performance: short circuit, insulation resistance is too poor.
Cause: high humidity in the use environment, serious pollution, water or other liquids penetrate into the insulator, etc.
Solution: Improve the use environment, clean the inside of the insulator, and replace the insulator. -
4. FAQ of D-SUB Connector
D-SUB connector connection is poor
Performance: shell damage, bayonet connector loose or stuck after plugging.
Cause: internal defects of the connector, external force damage.
Solution: Check and repair internal defects of the connector and avoid external force damage.
D-SUB connector oxidation What are the manifestations?
Performance: increased contact resistance.
Cause: environmental factors and current effects.
Solution: Clean and maintain the connector regularly, and use a protective cover to avoid pin exposure.
What problems are caused by deformation of D-SUB connector?
Performance: Affects contact area and stability.
Cause: Mechanical pressure or temperature change.
Solution: Avoid excessive mechanical pressure and check connector status regularly.
