(SN).jpg)
B2B-XH-A(LF)(SN)
Manufacturer
Model
B2B-XH-A(LF)(SN)
Category
The JST B2B-XH-A(LF)(SN) connector is a high-reliability wire-to-board solution featuring 2.5mm pitch, 3A current handling, and UL94V-0 flammability. Ideal for consumer electronics and automotive applications requiring robust connections in -25°C to +85°C environments. Requires careful soldering practices and thermal management. Alternate models available with variations in contact material and pitch but limited to similar pin configurations. Current market leader in precision connectors for medium-density PCB layouts with global stock availability.
Reference Pricing
Reference Stock
Specifications
| Electrical Performance | Not specified |
| Interface Type | B2B-XH-A |
| Material | Glass-filled nylon |
| Number of Pins | 20 |
| Operating Temperature Range | Not specified |
| Pitch | 2.5mm |
| Welding Method | Not specified |
Function And Role
Core Function
Provide reliable electrical connections for wire-to-board applications, ensuring signal integrity and mechanical stability.
Key Characteristics
- XH series connector with 2.5mm pitch
- Tin-plated brass contacts (3A current rating, 250V voltage rating)
- UL94V-0 flammability rating
- PA66 plastic housing with UL94V-0 certification
- Straight монтаж configuration with K-leg punch feature
Application Domains
Basic Scenarios
- Consumer electronics power distribution
- Industrial control systems
- Automotive interior lighting
Extended Scenarios
- Medical device connectivity
- Automotive under-hood environments
- High-reliability military applications
Precautions
| Soldering | Maintain soldering temperature below 300°C and avoid prolonged heat exposure to prevent plastic degradation |
| Current Limit | Max continuous current: 3A (peaks up to 5A for 10s intervals) |
| Voltage Limit | Operating voltage: 250V RMS AC/DC |
| Thermal Management | Thermal resistance: 40°C/W (requires proper heat dissipation from housing) |
| Storage | Store in <10% relative humidity environments below 40°C |
| Risk Warnings |
|
Alternative Model Params
- Contact material (Brass/Tin-plated)
- Pitch (2.5mm/3.0mm)
- Current rating (2A/4A)
- Housing material (PA66/PETT)
- Flammability rating (UL94V-0/UL94V-1)
Design Recommendations
| Layout | Maintain 3x connector width spacing for thermal relief |
| Thermal | Use thermal vias in adjacentPCB layers |
| Compatibility | Verify with JST XH series footprint standards |
| Testing | Perform continuity testing after 500 mating cycles |
Market Positioning
| Strengths |
|
| Weaknesses |
|
Datasheet
Assist inquiry
Distributors
Chuangxinwei Electronic (Shenzhen) Co., Ltd.
Shenzhen JiYuanTong Electronic Co., Ltd.
Shenzhen Hongkai Xuan Technology Co., Ltd.
Shenzhen Chengkai Electronic Co., Ltd.
Shenzhen Aotongxin Shi Ji Diànzǐ Yǒuxiàn Gōngsī
Shenzhen Bingcheng Technology Co., Ltd.
Shenzhen 8:30 Electronics Co., Ltd.
Shenzhen Shangheng Technology Co., Ltd.
Chengze Electronics (Beijing) Co., Ltd.
Shenzhen BoXinFa Technology Co., Ltd.
Braiic Technology (Shenzhen) Co., Ltd.
Shenzhen Chengyan Intelligence Technology Co., Ltd.
Shenzhen Songye Da Technology Co., Ltd.
Shenzhen Chaolongye Electronic Technology Co., Ltd.
Shenzhen Futian District Xinboyuan Electronic Trading Department
Shenzhen Futian District Dongyu Electronic Merchants
Shenzhen Ezze Electronics Co., Ltd.
Shenzhen Gaotai Trading Co., Ltd.
Shenzhen Lika Technology Co., Ltd.
Guangzhou Bestest Electronics Co., Ltd.
Shenzhen SiLian Mei Electronic Co., Ltd.
Shenzhen Haoruida Electronic Operation Department (Individual)
Shenzhen Hengdi Technology Co., Ltd.
Shenzhen Enrant Electronics Co., Ltd.
Shenzhen Ruikin Technology Co., Ltd.
Shenzhen Honglixin Electronic Co., Ltd.
Shenzhen Hamannni Electronic Co., Ltd.
Shenzhen He Rui Da Electronic Trading Co., Ltd. (Individual Proprietorship)
Shenzhen Huangshengda Technology Co., Ltd.
Shenzhen Meidafeng Technology Co., Ltd.