This page summarizes the board-to-FPC / narrow-pitch connectors.
On this page, you can choose the best connector for use, size and current rating.
Feel free to contact us for technical questions.

Please choose the connector type that suits your needs from the following connector types.
By selecting a connector type, this allows you to compare connector specs by type.

Standard Type Select Map

	0.3	0.35	0.4
0.5	2 Series
0.6		4 Series
0.7
0.8		1 Series	1 Series
0.9
1.0			1 Series
1.5～4.0			1 Series

Pitch=0.3, Height=0.5

Series	Product Width (mm)	Signal Pin Core Count	Power Supply Terminal Current Value (A/pin)	Length Dimension (mm)
BM55 Series	1.5	2	5.0	Ln+2.46
BK10 Series	1.7	30	5.0	Ln+2.95

*1: Power pins are 2 pins     *2: Ln = pitch x number of cores/2

Pitch=0.35, Height=0.6

Series	Product Width (mm)	Signal Pin Core Count	Power Supply Terminal Current Value (A/pin)	Length Dimension (mm)
BK13 Series	1.9	10, 24, 32, 40, 50, 60	5.0	Ln+2.6
BM28 Series	1.7	6, 10, 16, 18, 20, 24, 30, 34, 36, 40, 44, 46, 50, 58, 60	5.0	Ln+2.95
BM29 Series	1.5	2, 4, 6, 12, 24	3.0	Ln+2.46
BM23FR Series	1.98	10, 14, 20, 24, 30, 40, 42, 44, 46, 50, 54, 64		Ln+2.85

*1: Power pins are 2 pins     *2: Ln = pitch x number of cores/2

Battery Type Select Map

Select map of battery type connectors.
Compare the specs and choose the connector that's closest to your needs.

Pitch=0.35, Height=0.6

Series	Product Width (mm)	Signal Pin Core Count	Power Supply Terminal Current Value (A/pin)	Length Dimension (mm)
BM50 Series	2.0	4	15	Ln+4.15
BM29 Series	1.5	2, 4, 6, 12, 24	3.0	Ln+2.46

*1: Power pins are 2 pins *2: Ln = pitch x number of cores/2

Pitch=0.4, Height=0.7

Series	Product Width (mm)	Signal Pin Core Count	Power Supply Terminal Current Value (A/pin)	Length Dimension (mm)
BK22 Series	2.3	4.6	15	Ln+4.6
BM25 Series	2.6	4	10	Ln+4.6

*1: Power pins are 2 pins *2: Ln = pitch x number of cores/2

High Speed Type Select Map

Select map for high-speed type (high-speed transmission) connectors.
Compare the specs and choose the connector that's closest to your needs.

Pitch=0.35, Height=0.6

Series	Product Width (mm)	Signal Pin Core Count	RF Signal Characteristic	Length Dimension (mm)
BM56 Series	2.2	10	V.S.W.R 0～1GHz：1.2MAX 1～6GHz：1.3MAX 6～20GHz：1.5MAX	Ln+1.94
BM46 Series	2	12	V.S.W.R 0～3GHz：1.3MAX 3～6GHz：1.4MAX 6～12GHz：1.6MAX	Ln+2.74

Ln = pitch x number of cores/2