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Board-To-Board Connectors（A/B/C：Other）

A board-to-board connector is a component that connects or disconnects a circuit board and components, etc., by attaching it to the circuit board. Mainly used for notebook computers, mobile devices, and information and communication devices, board-to-board connectors include vertical connections, stacking connections, horizontal connections, etc. and various combinations of connectors are possible by combining connectors. Some have various functions, such as being vibration-resistant, impact resistant, having a high retention of connection parts, etc. Many connectors are square, and male, female and male / female are also used, so it is necessary to select a connector according to the circuit board and components to be connected.

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Brand	3M (0) DDK (0) HARTING (0) HIROSE ELECTRIC (4) HONDA TSUSHIN KOGYO (0) JAPANAVIATION (0) MOLEX (0) OMRON (0) TE Connectivity (0) WEIDMULLER (0)
CAD	2D 3D
Days to Ship	All Same day 5 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 8 Day(s) or Less Others

4 items

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2.54-mm Pitch Pin Header (Single-Row Terminal Type), A2 Series

HIROSE ELECTRIC

2.54 mm pitch pin header terminal 1 row type.
[Features]
·High density mounting: When the connectors are arranged in the length direction, they can be arranged without wasting space on the 2.54 mm mesh circuit board
·Variations of the number of positions: 20 types of A2 series are available from 1 position to 20 positions
[Applications]
·Computers, FDDs, VTRs and other electronic devices

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)	1 ～ 20	Cable Connection / For PCB	3	AC200	Crimp / Other	Straight / Angle	-	-

From: ₹ 15.00
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

2 mm Pitch Pin Header (Terminal 1-Row Type), A4 Series

HIROSE ELECTRIC

2-mm pitch pin header terminal 1 row type. Allows for even higher precision installation.

[Features]
· Small, high-density mounting: A small, lightweight design enables high-density mounting.
· Also, the crimped slip case can be used by aligning connectors in a 2 mm grid.
· Product variation: In addition to DIP types, there are SMT and crimp types, and thus a wide array of variations is provided.
· Stacking variation: Can be set when used with board-to-board, in combination with A3B pin header and a 6 mm distance between boards, or in combination with A3C pin header and a space of 5.1 mm between boards.

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)	2 ～ 10	Cable Connection / For PCB	1	AC200	Crimp / Other	Straight / Angle	-	-

From: ₹ 14.00
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

2.54-mm Pitch Pin Header (Double-Row Terminal Type), A1 Series

HIROSE ELECTRIC

2.54-mm pitch pin header terminal 2 row type. Can be arrayed without creating wasted space on 2.54 mm mesh board.

[Features]
· High density: Can be arrayed without creating wasted space on a 2.54 mm mesh board when the connectors are arrayed lengthwise.
· Number of pins variations: A1 series has 16 types from 6 pins to 64 pins and A2 series has 20 types from 1 pin to 20 pins.
· Compatibility: the A1 series is interchangeable with the HIF3B series cable side and HIF4H (receptacle) for a wide range of use.

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)	6 ～ 64	Cable Connection / For PCB	3	AC200	Crimp / Other	Straight / Angle	-	-

From: ₹ 22.00
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

2-mm Pitch Pin Header (Double-Row Terminal Type), A3 Series【1-100 Pieces Per Package】

HIROSE ELECTRIC

2-mm pitch pin header terminal 2 row type. Allows for even higher precision installation.

[Features]
· Small, high-density mounting: A small, lightweight design enables high-density mounting.
· Also, the crimped slip case can be used by aligning connectors in a 2 mm grid.
· Product variation: In addition to dip types, there are SMT and crimp types, and thus a wide array of variations is provided.
· Stacking variation: When used board-to-board in combination with the A3B pin header, the distance between the boards can be set to 6 mm, or 5.2 mm when used in combination with the A3C pin header.
In-stock items are made-to-order, so returns and cancellations are not possible. Thank you for your understanding.

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)	2 ～ 50	Cable Connection / For PCB / Board-to-Board	1	AC200	Crimp / Other	Straight / Angle	-	-

From: ₹ 7.35
Days to Ship: 5 Day(s) or more

5 Day(s) or more


Brand
Product Series
From
Days to Ship
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

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	HIROSE ELECTRIC	HIROSE ELECTRIC	HIROSE ELECTRIC	HIROSE ELECTRIC
Product Series	2.54-mm Pitch Pin Header (Single-Row Terminal Type), A2 Series	2 mm Pitch Pin Header (Terminal 1-Row Type), A4 Series	2.54-mm Pitch Pin Header (Double-Row Terminal Type), A1 Series	2-mm Pitch Pin Header (Double-Row Terminal Type), A3 Series【1-100 Pieces Per Package】
From	₹ 15.00	₹ 14.00	₹ 22.00	₹ 15.00
Days to Ship	5 Day(s) or more	5 Day(s) or more	5 Day(s) or more	5 Day(s) or more
Connector Shape	-	-	-	-
A/B/C	Other	Other	Other	Other
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	Male (plug) / Female (socket)	Male (plug) / Female (socket)	Male (plug) / Female (socket)	Male (plug) / Female (socket)
Number Of Pins	1 ～ 20	2 ～ 10	6 ～ 64	2 ～ 50
Application	Cable Connection / For PCB	Cable Connection / For PCB	Cable Connection / For PCB	Cable Connection / For PCB / Board-to-Board
Allowable Current(A)	3	1	3	1
Allowable Voltage(V)	AC200	AC200	AC200	AC200
Wire connection method	Crimp / Other	Crimp / Other	Crimp / Other	Crimp / Other
Connection direction	Straight / Angle	Straight / Angle	Straight / Angle	Straight / Angle
Protection function (environmentally resistant)	-	-	-	-
Representative Standard	-	-	-	-

Configure

Specification/Dimensions

Connector Shape
- Square shape
Clear

A/B/C
- Other
Clear

D/E/F
- DIN/miniDIN
- Other
Clear

G/H/I
- Other
Clear

J/K/L
- Other
Clear

M/N/O
- Other
Clear

P/Q/R
- Other
Clear

S/T/U
- USB
- Other
Clear

V/W/X
- XH
- Other
Clear

Y and Z
- Other
Clear

Number
- Other
Clear

Applicable pin/contact
- Male (plug)
- Female (socket)
- Other
Clear

Number Of Pins
1

2

3

4

5

6

7

8

9

10

10 x 2

11

12

13

14

15

16

16 x 2

17

18

19

20

20 x 2

21

22

24

25

26

26 x 2

28

29

30

31

32

33

34

34 x 2

35

36

38

40

40 x 2

41

42

44

45

48

50

50 x 2

52

54

55

60

60 x 2

64

64 x 2

68

70

80

90

95

96

100

110

120

128

140

144

160

168
Clear

Application
- Cable Connection
- For PCB
- Board-to-Board
- Panel Mount
- Other
Clear

Allowable Current(A)
0.3

0.4

0.5

AC/DC0.5

1

2

3

5

6

10

14

15

22

25

30

38

50
Clear

Allowable Voltage(V)
AC30

50

AC50

AC/DC50

AC100

AC125

AC150

200

AC200

AC250

AC250/DC300

300

AC300

AC380

500

AC500

AC/DC500

AC/DC630

1000

AC/DC1000

1500
Clear

Wire connection method
- Solder
- Crimp
- Pressure Welding
- Other
Clear

Connection direction
- Straight
- Angle
Clear

Protection function (environmentally resistant)
- NA
Clear

Representative Standard
- UL
- CUL
- TUV
- CSA
Clear

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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Board-To-Board Connectors（A/B/C：Other）

Configure

Specification/Dimensions

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

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FAQ Board Connectors

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