1731090116 vs DAO3W3P543H40LF
| Part Number |
|
|
| Category | D-Sub Connectors | D-Sub Connectors |
| Manufacturer | Molex | Amphenol ICC (FCI) |
| Description | CONN D-SUB RCPT 25P STR SLDR CUP | CONN D-SUB PLUG 3POS R/A SOLDER |
| Package | - | - |
| Series | F, FCT | DW |
| Mounting Type | Free Hanging (In-Line) | Through Hole, Right Angle |
| Termination | Solder Cup | Solder |
| Current Rating | 5A | 40A |
| Contact Finish | Gold | Gold |
| Number of Positions | 25 | 3 (Power) |
| Connector Type | Receptacle, Female Sockets | Plug, Male Pins |
| Number of Rows | 2 | 1 |
| Connector Style | D-Sub | D-Sub, Combo |
| Contact Type | Signal | Power |
| Flange Feature | Cable Side (4-40) | Board Side (4-40) |
| Shell Material, Finish | Steel, Tin Plated | Steel, Tin Plated |
| Shell Size, Connector Layout | 3 (DB, B) | 2 (DA, A) - 3W3 |
| Features | - | Board Lock, Grounding Indents, Mounting Brackets |
| Material Flammability Rating | - | UL94 V-0 |
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1. 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. -
2. 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. -
3. FAQ of D-SUB Connector
What is the reason for no signal in D-SUB connector?
Performance: No signal.
Solution: Check whether the signal cable is plugged in properly and ensure stable connection. 3.
D-SUB connector causes the monitor to fail to display.
Performance: The monitor cannot display.
Solution: Adjust the computer resolution to the highest resolution supported by the monitor.
What is the reason for poor connection of D-SUB connector?
Performance: Poor connection.
Cause: The pin is exposed and easily damaged.
Solution: Use a protective cover to avoid pin exposure and operate carefully. -
4. FAQ of D-SUB Connector
What is the reason for slow data transmission of D-SUB connector?
Performance: Slow or interrupted data transmission.
Cause: Inherent characteristics of serial communication.
Solution: Use faster communication standards or increase communication stability measures 24.
D-SUB connector signal attenuation
Symptom: Signal attenuation.
Cause: Long-distance transmission characteristics.
Solution: Use higher quality cables or add signal amplifiers.

