2CF555F001-0-H vs 5646731-1
| Part Number |
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| Category | Backplane Connectors - Hard Metric, Standard | Backplane Connectors - Hard Metric, Standard |
| Manufacturer | Sullins Connector Solutions | TE Connectivity AMP Connectors |
| Description | CONN RECEPT 55POS TYPE C R/A | CONN 2MM HEADER 125POS STR GOLD |
| Package | - | - |
| Series | - | Z-PACK |
| Mounting Type | Through Hole, Right Angle | Through Hole |
| Termination | Press-Fit | Press-Fit |
| Contact Finish | Gold | Gold |
| Number of Positions | 55 | 125 |
| Pitch | 0.079" (2.00mm) | 0.079" (2.00mm) |
| Connector Type | Receptacle, Female Sockets | Header, Male Pins |
| Contact Finish Thickness | 30µin (0.76µm) | 30µin (0.76µm) |
| Number of Positions Loaded | All | All |
| Number of Rows | 5 | 5 |
| Connector Style | C 11 | AB 25 |
| Connector Usage | CompactPCI | Backplane |
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1. What is a backplane connector?
A backplane connector is an electronic device component used to connect the motherboard and the daughterboard. It is mainly used to realize signal interconnection and power supply between various types of daughter cards in the system. Backplane connectors are usually installed on the backplane PCB, and have the advantages of high contact density, fast signal transmission rate, ensuring signal transmission accuracy, long service life and convenient installation.
Types and application scenarios
Backplane connectors can be divided into high-speed backplane connectors, medium-speed backplane connectors and low-speed backplane connectors according to the transmission speed. High-speed backplane connectors are mainstream products in the market and are widely used in 5G communication base stations, data centers and other scenarios, which can effectively improve the signal transmission rate.
Structure and working principle
Backplane connectors are usually composed of multiple components, including contact interfaces, contact coatings, contact elastic components and connector plastic bodies. These components work together to realize the connection and separation between wires, cables, printed circuit boards and electronic components, transmit signals and exchange information.
Market status and development trends
The main manufacturers in the global backplane connector market include Samtec, Amphenol, TE, etc. The localization process of the Chinese market is also accelerating, and many companies have begun to lay out the research and development and production of backplane connectors, such as Huafeng Technology. With the improvement of 5G network coverage, the demand for backplane connectors will further increase, and the market prospects are broad. -
2. What is the purpose of the backplane connector?
The main purpose of the backplane connector is to connect the motherboard and the daughterboard to achieve high-speed signal transmission and power supply. Backplane connectors usually have the advantages of high contact density, fast signal transmission rate, ensuring signal transmission accuracy, long service life, and convenient installation. They are widely used in communication systems, consumer electronics, aerospace, military industry, and industrial control.
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3. What is the difference between a backplane and a PCB?
The main difference between a backplane and a PCB (Printed Circuit Board) lies in their definition, function and purpose.
Definition and function
A backplane is a bracket used to fix and connect circuit boards, usually made of metal, plastic or composite materials. It has threaded holes, slots, block accessories, etc. to facilitate the fixing of other devices and modules. Backplanes are mainly used in rack-mounted equipment in fields such as servers, communication equipment and industrial control systems.
PCB (Printed Circuit Board) is a board for electronic components and conductive channels. It is made of insulating material, coated with a film on the surface, and printed with metal lines. Its main function is to conduct electricity and is used to connect and support electronic components. PCB is widely used in computers, mobile phones, televisions, audio and industrial control.
Application scenarios
The backplane is mainly used in rack-mounted equipment in the fields of servers, communication equipment and industrial control systems to fix and connect other devices and modules.
PCB is widely used in various electronic devices, including computers, mobile phones, televisions, audio, etc., as a support for electronic components and a carrier for electrical connections.
Design and manufacturing process
The backplane design needs to consider the signal interface with each hardware module in the system and the design of the whole machine frame structure, which is special.
The PCB manufacturing process includes printing the circuit pattern using film, and then making the required copper foil circuit by exposure and chemical etching methods. With the advancement of science and technology, the manufacturing of PCB is becoming more and more sophisticated and complex. -
4. What are the two types of connectors?
There are two main types of connectors: contact connectors and non-contact connectors. Contact connectors transmit signals or electrical energy through physical contact, and common ones include optical fiber connectors and electrical connectors; contactless connectors transmit signals through electromagnetic induction and other methods, such as proximity switches.
Contact connectors
Contact connectors transmit signals or electrical energy through physical contact, and mainly include the following types:
Fiber optic connectors: used for optical fiber connections in optical fiber communication systems, with advantages such as low loss, high transmission capacity and anti-electromagnetic interference, and are widely used in communication networks, data centers and other fields.
Electrical connectors: including plugs, sockets, etc., used to transmit low-voltage and low-current signals or high-voltage and high-current power signals, and are widely used in electronic equipment, communication networks, power systems, etc.
Contactless connectors
Contactless connectors transmit signals through electromagnetic induction and other methods, and common ones include proximity switches. Proximity switches can detect the proximity of objects without physical contact and are often used in automation equipment and sensors.
