SMD Zero Ohm Jumper for High Current PCB Applications

Description

SMD Zero Ohm Jumper for High-Current PCB Connections

SMD zero ohm jumpers are surface-mount metal components used to create electrical connections between PCB contact points. They provide an alternative to conventional chip-style zero ohm resistors and manually installed wire links in applications requiring a compact conductive path.

Made from copper alloy with a nickel underplating and tin-plated outer surface, this jumper is designed for PCB assembly and electrical interconnection. The actual resistance, current capacity, and thermal performance depend on the selected dimensions, material, PCB layout, and operating conditions.

For applications requiring higher-current PCB connections, the appropriate jumper should be selected according to the electrical requirements, component dimensions, and assembly process.

Product Structure

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RoHS Compliance: RoHS documentation is available upon request. For details on the EU RoHS requirements, please refer to the European Commission’s official RoHS information.

Key Features

• Surface-Mount Design: Supports compact PCB layouts and SMT assembly.
• Copper Alloy Construction: Provides a conductive metal path for PCB interconnections.
• Nickel and Tin Surface Finish: The specified plating structure supports solderability and surface protection.
• Compact Metal Structure: Provides a direct electrical connection between PCB contact points.
• Custom Options: Dimensions, material, and surface finish may be available according to project requirements.

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Applications

• Power supply and power conversion boards
• Industrial control and motor drive electronics
• Battery management and energy monitoring equipment
• High-current PCB interconnections
• SMT circuit routing and electrical bridging

SMD Zero Ohm Jumper vs Traditional Wire Jumper

Traditional wire jumpers are commonly used as simple electrical connections in PCB assemblies. However, manual wire solutions may require additional assembly processes and can create limitations in automated manufacturing.

SMD zero ohm jumpers provide a compact and reliable alternative by integrating the connection function directly into the PCB assembly process.

	SMD Zero Ohm Jumper	Traditional Wire Jumper
Assembly Method	Automated SMT assembly	Manual installation
Current Capability	Suitable for high-current PCB designs	Limited by wire size and process
Reliability	Consistent production quality	Depends on assembly quality
Space Requirement	Compact PCB integration	Requires additional space
Inductance	Low parasitic inductance design	Higher parasitic effects

SMD metal jumpers provide a more reliable and production-friendly alternative to traditional wire connections in modern electronic systems.

How to Select a SMD zero-ohm  jumper?

1. Rated Current – Match busbar and jumper rating with system load.

2. Length & Dimensions – Choose proper length and hole positions for your layout.

3. Material & Surface – Tin-plated copper ensures reliable welding and long-term stability.

4. Non-Inductive Design – For accurate current distribution and sensing.

5. Temperature Range – Select for the ambient and system operating conditions.

Proper selection guarantees high reliability, minimal voltage drop, and safe operation in industrial drives, PCBs, and power modules.

Dimensions and Specifications

Please confirm the available model and dimensions before selecting a jumper for your PCB design.

Selection Example:T-2-4.5-11-I-H-L-D
T ↓	2 ↓	4.5 ↓	11 ↓	I ↓	H ↓	L ↓	D ↓
Series	Thickness	Width	Length	Shape	Material	Special Instructions	Taping
Busbar	3mm	4.5mm 5mm	11mm 20mm 25mm	I=Straight shape IK=With hole (No K means no hole)	H=brass TG=Copper Clad Steel P=Pure Nickel (No character, default is copper)	L=Bright tin plating W=Matte Tin N=Matt nickel plating G=Bright nickel plating	D=Reel tape (NoD means no tape)

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A wide range of sizes is available in stock. Contact us to request our catalog and find the right option for your application.

Package

⚙️Specifications of SMD Zero Ohm Jumper

• • • Material: High-conductivity copper alloy / metal alloy
    • Rated Current: Customized according to size, material, and thermal conditions
    • Resistance: Ultra-low resistance design for high-current PCB connections
    • Surface Finish: Bare copper, tin-plated, or insulated options available
    • Mounting Type: SMD / PCB surface mount
    • Customization: Custom dimensions, hole positions, and 2D/3D drawings available upon request
    • Compliance: RoHS compliant
      

      Summary

      This SMD zero ohm jumper provides a reliable high-current PCB connection solution with low resistance, excellent solderability, and stable thermal performance. Designed for power electronics, battery systems, motor control boards, and compact PCB assemblies, it offers a durable alternative to traditional wire links and chip zero ohm resistors.

• FAQ – SMD Zero Ohm Jumper

  Q1: What is the maximum current rating of an SMD jumper?

  The current rating depends on the jumper dimensions, copper cross-section, PCB layout, and thermal conditions. Contact us to evaluate a suitable size for your application.

  Q2: Are SMD jumpers suitable for SMT reflow soldering?

  Yes. These jumpers are designed for surface-mount assembly and reflow soldering. Wave soldering may require additional positioning or fixturing.

  Q3: Do SMD metal jumpers offer low parasitic inductance?

  Their compact, straight metal structure can help reduce parasitic inductance. Actual performance depends on the component geometry and PCB layout.

  Q4: Can an SMD metal jumper replace a conventional zero-ohm resistor or wire jumper?

  Yes, where the electrical, thermal, and mechanical requirements are met. Metal strip jumpers offer a wider conductive cross-section than typical chip-style zero-ohm resistors.

  Q5: Can SMD zero-ohm jumpers be customized?

  Yes. Dimensions, thickness, material, and surface finish can be customized for your project. Various sizes are also available from stock; contact us to request our catalog.

• Need the Full Product Catalog?

  Looking for an SMD zero ohm jumper supplier? Contact us to request the complete product catalog, including available sizes and specifications, and discuss your application requirements.

  Email us for more information and customized supply options.

  E-mail ：lydia@czystech.com