HRS BM24-50DS/2-0.35V(51)
BM24 Series 0.35mm Pitch 0.8mm Height Hybrid Power/Signal Connectors
These connectors are designed for Board-to-Board and FPC-to-Board applications, offering a compact solution with hybrid power and signal contacts.
Key Features:
- Compact 0.35mm pitch and 0.8mm height.
- Hybrid design for both power and signal transmission.
- Suitable for high-density mounting.
- Reliable contact performance with two-point contact system.
- Enhanced mating operations with guide ribs and tactile click.
- Drop and shock resistant structure.
- Debris resisting design to protect contacts.
| Item | Specifications | Conditions |
|---|---|---|
| Insulation resistance | 100 M min. | Measured at 100V DC |
| Withstanding voltage | No flashover or dielectric breakdown | 150V AC for one minute |
| Contact resistance (Signal) | 100 m max. | Measured at 20mV AC, 1kHz, and 1mA |
| Contact resistance (Power) | 15 m max. | Measured at 20mV AC, 1kHz, and 1mA |
| Vibration | No electrical discontinuity for more than 1s. | Frequency: 10 to 55 Hz; half amplitude: 0.75mm; in 3 axis directions for 2 hours |
| Humidity | Insulation resistance: 50 M min. Contact resistance (Signal): 100 m max. Contact resistance (Power): 15 m max. | 96 hours at 40C and 90 to 95% humidity |
| Temperature cycle | Insulation resistance: 100 M min. Contact resistance (Signal): 100 m max. Contact resistance (Power): 15 m max. | (-55C for 30 min -> 5 to 35C for 10 min -> 85C for 30 min -> 5 to 35C for 10 min) in 5 cycles |
| Durability | Contact resistance (Signal): 100 m max. Contact resistance (Power): 15 m max. | 10 mating cycles |
| Solder heat resistance | No dissolution or melting of the resin that will affect the performance. | Reflow: with recommended temperature profile; Hand soldering at 350C max. for 3 seconds |
| Rating | Value | Conditions |
|---|---|---|
| Rated current (Power contact) | 5A | Note 1 |
| Rated current (Signal contact) | 0.25A | Note 1 |
| Rated voltage | 30V AC/DC | |
| Operating temperature range | -40 to 85C | Note 2 |
| Storage temperature range | -10 to 60C | Note 3 |
| Operating humidity range | 20 to 80% RH | |
| Storage humidity range | 40 to 70% RH | Note 3 |
| Note | Description |
|---|---|
| Note 1 | The total current capacity for connectors with 40 or more signal contacts is 10A for all contacts. |
| Note 2 | Includes temperature rise caused by current flow. |
| Note 3 | Storage refers to long-term storage of unused items before they are mounted on the PCB. Operating temperature / humidity range applies to the state of temporary storage such as non-powered after mounting on the PCB, and during transportation, etc. |
| Item | Details |
|---|---|
| Recommended solder temperature profile | Peak temperature: Max. 250C Heat section: 220C min., within 60 seconds Preheat section: 150 to 180C, 90 to 120 seconds Number of reflow cycles: Max. 2 cycles |
| Recommended manual soldering conditions | Soldering iron temperature: 340 10C; Soldering time: within 3 seconds |
| Recommended stencil thickness and open area ratio | Thickness: 0.1mm Aperture ratio: 80% on DS side; 70% on DP side |
| Board warpage | Max. 0.02mm at the center of the connector relative to each end. |
| Cleaning conditions | Not recommended. If cleaned, evaluate performance before use. |
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