Product Overview and Functions
HSD (High Speed Data) is a high-speed shielded connector system specifically designed for the automotive industry, designed for transmitting Low Voltage Differential Signals (LVDS) and supporting frequencies up to 6 GHz.
Main Functions:
- Provides high-speed data transmission (supports LVDS, Ethernet, USB, and other protocols).
- Excellent electromagnetic shielding performance reduces crosstalk and external interference.
- Mechanical locking design ensures reliable connection in automotive vibration environments.
- High abrasion and corrosion resistance, low contact resistance, suitable for harsh automotive environments.
- Color coding (C Code - Signal Blue) prevents mis-insertion.
Packaging & Specifications
Selling Units: Single item
Single package size: 20X18X10 cm
Single gross weight: 0.130 kg
Package Type: Blister Box+Carton / PE bag+Carton
Lead Time :
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Quantity(Pieces) |
1 - 5 |
6 - 50 |
51 - 100 |
>100 |
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Est. Time(days) |
5 |
7 |
10 |
To be negotiated |
Product Name: C Code Signal Blue Fakra 4 Pin Automotive HSD Male Plug Connector for LVDS
Tag: Fakra HSD Panel, Plug/Male, Right Angled/90°
Product No.: RHT-HSD-20
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HSD Connector Technical Datasheet |
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Materials |
Body |
PA66 / PBT |
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Terminal |
Brass ,Au Plated / Nickel |
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Base die castings |
Zinc |
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Mechanical Characteristics |
Insertion force |
≤30N |
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Withdrawal force |
≥ 5N |
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Locking force |
≥ 100N |
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Durability |
> 25 times |
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Electrical Characteristics |
Frequency |
0-6Ghz |
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Impedance |
100Ω |
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Insulation resistance |
1000MΩ Min , After swapping 500MΩ Min |
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Contact resistance |
15MΩ Max, After swapping 40MΩ Max |
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Withstand Voltage |
250V AC |
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Working Voltage |
100V DC |
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Working Current |
≤ 1.5A DC |
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Environment Characteristics |
Working temperature |
-40 ℃ - +105℃ |
Application Scenarios
HSD connectors are key components in modern automotive electronic architectures, primarily used in:
- In-vehicle infotainment systems: displays, audio systems, rear-seat entertainment systems.
- LVDS cameras: surround-view cameras, reversing cameras, ADAS (Advanced Driver Assistance Systems).
- High-speed in-vehicle data transmission: connecting ECUs, display modules, sensors, etc.
- Other automotive electronics: navigation systems, instrument clusters, entertainment units, and other applications requiring high-speed, low-noise differential signals.
Suitable for automotive environments requiring high reliability and interference resistance, especially widely used in electric vehicles and smart cars.

Application of HSD 4-pin connector in automotive camera systems (example of in-vehicle LVDS camera wiring harness).
HSD connectors are commonly used to connect surround-view or rearview cameras to the central processing unit (ECU) to transmit high-definition video signals.
Application Features Summary
• Main Scenarios: In-vehicle cameras (Rear View/Surround View), ADAS (Lane Departure Warning, Automatic Emergency Braking, etc.), central control displays, and instrument panels.
• Advantages: Up to 6 GHz frequency, 100Ω impedance matching, strong shielding, vibration resistance, and color coding to prevent incorrect insertion.
• Common Connections: Connected to in-vehicle ECUs, head units, and display modules using dedicated LVDS cables.
Important Notes
- This is the Male Plug version, typically used with the corresponding Female connector.
- The HSD is a differential signal connector with precise impedance control (100Ω typical). Impedance matching is required to ensure signal integrity.
- Automotive-grade products have stringent requirements for temperature, vibration, and EMC; environmental testing is recommended before formal use.
- Unlike the FAKRA SMB series, the HSD is optimized for high-speed data (LVDS) and offers stronger shielding.
If you require images of this HSD 4Pin Connector in actual automotive applications (car camera connections, dashboard applications, wiring harness photos, etc.), or comparisons with other connectors such as FAKRA and DIN 41612, please let me know, and I can provide further information!
FAQ
Q: What is an HSD 4-pin connector?
A: The HSD (High Speed Data) 4-pin is a high-speed data connector based on the FAKRA standard. It uses a 4-pin star-twisted four-wire structure and is designed for high-frequency signal transmission (DC-6GHz) in automotive, industrial, and other applications. It features high shielding, vibration resistance, and a wide temperature range.
Q: What are the HSD 4-pin color codes? What are their uses?
A: Color codes/mechanical key markings prevent mis-mating. Commonly used codes are: A (red), B (beige), C (signal blue), D (burgundy), E (leaf green), F (brown), Z (black).
Uses: D codes are often used in automotive cameras/ADAS; E/Z codes are commonly used for LVDS, Ethernet, and USB high-speed signals.
Q: What are the pin definitions of the HSD 4-pin connector?
A: Follows differential pair (star-connected four-wire) standard:
Pin 1/2: Differential signal pair (e.g., LVDS positive/negative)
Pin 3/4: Second differential pair (or single-ended signal)
Shell: Shielded ground
Note: Not for power/normal serial port definitions (VCC/RX/TX/GND), do not mix with normal 4-pin connectors
Q: Applicable protocols and scenarios?
A: Supports: LVDS, Automotive Ethernet, USB 2.0, GVIF, eMOST Typical applications: Vehicle cameras, central control screens, ADAS, radar, infotainment systems
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