0.35mm pitch, 0.6mm height, Board to Board or Board to FPC Connectors with Rated Current Up to 5A.
HIROSE ELECTRIC CO., LTD.
BM28 Series
0.35mm
0.6mm
30V AC/DC
Power contact: 5A; Signal contact: 0.3A (up to 40 contacts), 0.2A (44 contacts and more)
-40 to 85C (Note 2)
-10 to 60C (Note 3)
20 to 80% RH
40 to 70% RH (Note 3)
LCP Black, UL94V-0
Signal contact: Copper alloy (Gold plated), Power contact: Copper alloy (Gold plated)
Straight SMT (V)
Receptacle (DS), Header (DP)
0.05m (51, 53)
Embossed tape (20,000 pcs/reel or 1,000 pcs/reel)
| Part Number | HRS No. | No. of Contacts | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | F (mm) |
|---|---|---|---|---|---|---|---|---|
| BM28B0.6-6DP/2-0.35V (%) | 673-5047-0 | 6 | 2.97 | 0.70 | 1.56 | 1.36 | 3.85 | 3.17 |
| BM28B0.6-10DP/2-0.35V (%) | 673-5043-0 | 10 | 3.67 | 1.40 | 2.26 | 2.06 | 4.55 | 3.87 |
| BM28B0.6-16DP/2-0.35V (%) | 673-5066-0 | 16 | 4.72 | 2.45 | 3.31 | 3.11 | 5.60 | 4.92 |
| BM28B0.6-18DP/2-0.35V (%) | 673-5093-0 | 18 | 5.07 | 2.80 | 3.66 | 3.46 | 5.95 | 5.27 |
| BM28B0.6-20DP/2-0.35V (%) | 673-5039-0 | 20 | 5.42 | 3.15 | 4.01 | 3.81 | 6.30 | 5.62 |
| BM28B0.6-24DP/2-0.35V (%) | 673-5024-0 | 24 | 6.12 | 3.85 | 4.71 | 4.51 | 7.00 | 6.32 |
| BM28B0.6-30DP/2-0.35V (%) | 673-5020-0 | 30 | 7.17 | 4.90 | 5.76 | 5.56 | 8.05 | 7.37 |
| BM28B0.6-34DP/2-0.35V (%) | 673-5064-0 | 34 | 7.87 | 5.60 | 6.46 | 6.26 | 8.75 | 8.07 |
| BM28B0.6-36DP/2-0.35V (%) | 673-5026-0 | 36 | 8.22 | 5.95 | 6.81 | 6.61 | 9.10 | 8.42 |
| BM28B0.6-40DP/2-0.35V (%) | 673-5018-0 | 40 | 8.92 | 6.65 | 7.51 | 7.31 | 9.80 | 9.12 |
| BM28B0.6-44DP/2-0.35V (%) | 673-5049-0 | 44 | 9.62 | 7.35 | 8.21 | 8.01 | 10.50 | 9.82 |
| BM28B0.6-50DP/2-0.35V (%) | 480-0397-0 | 50 | 10.67 | 8.40 | 9.26 | 9.06 | 11.55 | 10.87 |
| BM28B0.6-58DP/2-0.35V (%) | 480-0378-0 | 58 | 12.07 | 9.80 | 10.66 | 10.46 | 12.95 | 12.27 |
| BM28B0.6-60DP/2-0.35V (%) | 673-5037-0 | 60 | 12.42 | 10.15 | 11.01 | 10.81 | 13.30 | 12.62 |
| Item | Specifications | Conditions |
|---|---|---|
| Contact resistance | Signal contact: 100m max. Power contact: 30m max. | Measured at 20mV AC, 1kHz, and 1mA |
| Insulation resistance | 1000M min. | Measured at 100V DC |
| Withstanding voltage | No flashover or dielectric breakdown | 150V AC for 1 minute |
| Durability | Contact resistance: Signal contact: 100m max., Power contact: 30m max. | 10 mating cycles |
| Vibration | No electrical discontinuity for more than 1s. | Frequency: 10 to 55Hz; half amplitude of 0.75mm, 10 cycles in each of 3 axis directions for 5 minutes/cycle |
| Shock resistance | No electrical discontinuity of 1s or more. | Acceleration: 450m/s, duration: 11ms, 3-axis half-sine wave in both directions, 3 cycles for each |
| Humidity | Contact resistance: Signal contact: 100m max., Power contact: 30m max. Insulation resistance: 100M min. | 96 hours at a temperature of 40C and a humidity range from 90 to 95% |
| Temperature cycle | Contact resistance: Signal contact: 100m max., Power contact: 30m max. Insulation resistance: 100M min. | -55+3C: 30 minutes 85+2C: 30 minutes, 5 cycles |
| Solder heat resistance | No dissolution or melting of the resin that will affect the performance. | Reflow: with recommended temperature profile; Hand soldering at soldering iron temperature of 350C for 3 seconds max. |
