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HIROSE ELECTRIC Board-To-Board Connectors（Allowable Voltage：AC250）
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2.54mm Pitch Bottom Entry Type Connector, MDF7 Series
HIROSE ELECTRIC
With the 2.54-mm pitch bottom entry connector and circuit board height can be set freely. Also able to be connected with IPM and IGBT.
[Features]
▪ Circuit board gap dimensions can be set freely: With the header pin pass-through type construction and a number of header variations, circuit board gap dimensions can be set outside of predetermined levels.
▪ Unified part loading surface: 2 circuit board part loading surfaces can be oriented in the same direction while facing each other.
▪ Rich variation: single-array, double-array, and tin/gold plating available.
▪ In addition, we provide headers that conform to all circuit board gap dimensions for compatibility with items outside the catalog. Feel free to discuss further details with us.- Volume Discount
Connector Shape A/B/C D/E/F G/H/I J/K/L M/N/O P/Q/R S/T/U V/W/X Y and Z Number Applicable pin/contact Number Of Pins Application Allowable Current(A) Allowable Voltage(V) Wire connection method Connection direction Protection function (environmentally resistant) Representative Standard - - - - - Other - - - - - Male (plug) / Female (socket) 5 ～ 25 Board-to-Board 3 AC250 Other Straight - - From: ₹ 27.14 Days to Ship: 5 Day(s) or more 
5 Day(s) or more
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2.5-mm Pitch, Vertical Connection Post Header, MDF14A Series
HIROSE ELECTRIC
[Features]
■ For low-cost vertical board mounting with no reseating necessary
· Post header specially designed for vertical board mounting with no reseating necessary.
· Low-cost connection provided by a combination receptacle and plug design.
■ Current capacity: 5A
· ø0.8mm round post pins provide extra strength and enable current capacity of 5A.
■ Temporary board fixing mechanism
· Kinking keeps boards temporarily in place.
■ Pin-out specifications
· Compatible with a variety of pin-out specifications.- Volume Discount
Connector Shape A/B/C D/E/F G/H/I J/K/L M/N/O P/Q/R S/T/U V/W/X Y and Z Number Applicable pin/contact Number Of Pins Application Allowable Current(A) Allowable Voltage(V) Wire connection method Connection direction Protection function (environmentally resistant) Representative Standard - - - - - Other - - - - - Male (plug) 5 ～ 10 Board-to-Board 5 AC250 Other Angle - - From: ₹ 20.00 Days to Ship: 5 Day(s) or more
5 Day(s) or more
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| Protection function (environmentally resistant) |
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You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | |
| Brand | HIROSE ELECTRIC | HIROSE ELECTRIC |
| Product Series | 2.5-mm Pitch, Vertical Connection Post Header, MDF14A Series | |
| From | ₹ 27.14- | ₹ 20.00- |
| Days to Ship | 5 Day(s) or more | 5 Day(s) or more |
| Connector Shape | - | - |
| A/B/C | - | - |
| D/E/F | - | - |
| G/H/I | - | - |
| J/K/L | - | - |
| M/N/O | Other | Other |
| P/Q/R | - | - |
| S/T/U | - | - |
| V/W/X | - | - |
| Y and Z | - | - |
| Number | - | - |
| Applicable pin/contact | Male (plug) / Female (socket) | Male (plug) |
| Number Of Pins | 5 ～ 25 | 5 ～ 10 |
| Application | Board-to-Board | Board-to-Board |
| Allowable Current(A) | 3 | 5 |
| Allowable Voltage(V) | AC250 | AC250 |
| Wire connection method | Other | Other |
| Connection direction | Straight | Angle |
| Protection function (environmentally resistant) | - | - |
| Representative Standard | - | - |
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Related Categories to Board-To-Board Connectors
FAQ Board Connectors
- Question: What factors should be considered when selecting a board-to-board connector?
- Answer: When selecting a board-to-board connector, consider:
1. Pitch: Ensure the connector's pitch matches the spacing between corresponding points on the boards.
2. Number of Contacts or Pins: Select a connector with the appropriate number of contacts for the application.
3. Voltage and Current Ratings: Consider the connector's capacity to handle the electrical requirements of the system, for example High current board-to-board connectors
4. Size : physical dimensions like height and orientation, for example, low profile or right angle PCB board connectors, should match your design to maintain a compact and efficient assembly.
5. Environmental Conditions: Consider factors like temperature, humidity, and exposure to chemicals to ensure the connector can withstand the intended operating environment. - Question: How do you ensure a secure connection with board-to-board connectors?
- Answer: To ensure a secure connection, consider
1. Robust Locking Mechanisms: Select connectors with sturdy locking features to ensure a secure and stable connection.
2. Adequate Contact Pressure: Choose connectors that provide sufficient contact pressure, preventing unintentional disconnections and maintaining a reliable electrical connection.
3. Reliable Solder Profile: For surface mount board interconnects, prioritize connectors with a dependable solder profile to establish a strong bond with the PCB.
4. Consider Environmental Factors: Evaluate the application's environmental conditions and, if exposed to moisture or other elements, opt for waterproof board-to-board connectors to enhance durability and prevent damage. - Question: What are the differences between mezzanine, coplanar, and backplane board-to-board connectors?
- Answer: 1. Mezzanine Connectors:
• Application: Join parallel PCBs in compact spaces.
• Characteristic: Small stacking height.
• Usage: Common in applications where space efficiency is crucial.
2. Coplanar Connectors:
• Application: Facilitate edge-to-edge connections on the same plane.
• Characteristic: Allow for flexibility in board orientation.
• Usage: Often used in modular designs.
3. Backplane Connectors:
• Application: Connect multiple PCBs within a chassis.
• Characteristic: Provide a higher number of connections.
• Usage: Ideal for scalable and complex systems, especially those requiring high-speed electronic board connections. - Question: Can you explain the role of pitch and stacking heights in board-to-board connectors?
- Answer: Pitch in board-to-board connectors denotes the distance between contact points, influencing density. A smaller pitch allows more contacts in a given space, crucial for compact designs. Stacking height represents the vertical space occupied when connectors are mated. It affects the overall system profile and is pivotal for applications with tight space constraints. Engineers optimize pitch for connectivity and stacking height for space efficiency, ensuring an ideal balance for electronic designs where minimizing size is essential.
- Question: What are the latest trends in miniaturization for board-to-board connectors?
- Answer: The latest trends in miniaturization for board-to-board connectors involve reduced pitch sizes, such as 0.4mm or even smaller, enabling higher contact density in limited spaces. Additionally, advancements in materials and manufacturing techniques contribute to smaller connector footprints. Robust and compact designs, like micro connectors and low-profile options, cater to applications with stringent size constraints, such IoT devices.
- Question: How do board-to-board connectors cater to the high-speed data transfer requirements?
- Answer: Board-to-board connectors meet high-speed data transfer demands by employing impedance matching, shielding against electromagnetic interference, and supporting high data rates (Gbps/Tbps). Differential signaling reduces noise susceptibility, while minimized crosstalk enhances signal integrity. These connectors play a pivotal role in various electronic applications, ensuring efficient and stable data transmission across interconnected boards.
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