0.5mm Pitch Mezzanine Board to Board Female Connector, 4.2mm Height
Introduction:
Optimize your high-density stacking configurations with our premium 0.5mm Pitch Mezzanine Board to Board Female Connector. Featuring a 4.2mm height and a vertical dual-row layout, this receptacle is specifically engineered for high-speed, reliable parallel PCB mating in compact telecommunications, industrial networking, and advanced computing equipment.
Designed for precise automated assembly, this surface mount (SMT) connector ensures robust mechanical stability and superior signal processing. Utilizing premium copper alloy contacts with gold flash plating alongside a high-temperature thermoplastic housing, it delivers optimal performance across a wide -40°C to +85°C temperature range. Complete with a UL 94 V-0 flammability rating, it guarantees exceptional safety compliance for mission-critical electronics.
Key Features
- High-Density Stacking: Fine 0.5mm pitch and 4.2mm mezzanine profile for parallel PCBs.
- Expanded Positions: High-pin count options available from 60 to 140 positions.
- Superior Material: Gold-flashed copper alloy contacts ensure excellent conductivity.
- Thermal Resistance: Built with UL 94 V-0 rated high-temperature thermoplastic.
- SMT Integration: Vertical surface mount design optimized for pick-and-place assembly.
- Industrial Durability: Operates flawlessly in extreme environments from -40°C to +85°C.
Main Specifications:
General Information:
| Product No.: | YC-BB5-SM-XXX-G-420-TR | |
| Category: | Board to Board Connectors | |
| Centerline (Pitch) | 0.5mm (0.0197″) Pitch | |
| Gender: | Female | |
| Number of Rows: | Dual Row | |
| Number of Positions: | 60-140 Positions | |
| Mounting Orientation: | Vertical | |
| Termination Style: | Press Fit | |
| Mounting Type: | Surface Mount | |
| Height Above Board: | 4.2mm | |
| Other Feature: | None |
Electrical:
| Current rating: | 0.5A | |
| Dielectric withstanding voltage: | 500 VAC | |
| Mating Cycles | 100 Cycles |
Materials and Plating:
| Contact Material: | Copper Alloy | |
| Contact plating: | Gold flash over Nickel underplate overall | |
| Insulator: | Hi-temp thermoplastic |
Environmental:
| Operating Temperature: | -40℃ to +85℃ | |
| Flammability Rating: | UL 94 V-0 |
Applications of this 0.5mm Pitch Mezzanine Board to Board Female Connector:
Board-to-board connectors are fundamental components in modular electronics, facilitating robust signal and power transmission between stacked or adjacent printed circuit boards (PCBs).
- Consumer Electronics
- Industrial Equipment
- Medical Devices
- Communication Equipment
- Automotive Electronics
- Embedded Computing Systems
- IoT Infrastructure
- Test and Measurement Instruments
- Aerospace and Defense Electronics
- Robotics and AI Systems
- Factory pricing and exceptional product quality. OEM & ODM Services. Get a free quote now!
Metabee is a professional connector manufacturer from China. We can provide all kinds of board to board connectors.

