Description
U-Type Metal Element Shunt Resistor for PCB Current Sampling
The metal element shunt resistor is a precision component designed to convert current into a measurable voltage signal for PCB-based current sampling circuits. This U-type structure provides stable performance, excellent thermal behavior, and high durability for industrial metering and control systems.
Key Features of the U-Type Metal Element Shunt Resistor
High precision with tight tolerance for accurate current measurement
Low resistance values minimize power loss
Excellent thermal stability ensures consistent performance
Compact PCB mount design for easy integration
Durable construction for long-term reliability
RoHS compliant and environmentally friendly
Technical Parameters
| Type | K | 10 | 10 | 20 | U |
|---|---|---|---|---|---|
| Material | Constantan | 1.0mm | 20mΩ | U type | |
Material & Shape
| Material | Wire | Pin Pitch | Resistance | Shape |
|---|---|---|---|---|
| Current Shunt | K: Constantan | 10: 1.0mm | 10: 10mm / 20: 20mΩ | U: U type |
 | | (Orders are available) 1：Wire diameter of”A” 2：Rated current 3：Pin pitch Span of“W” 4：Resistance 5:Other requirements(board height,pin pitch length,etc.) | | M: M type, M2: M2 type, LX: Spiral, UZ: Folding feet, HX: HX |
Product Shapes
| Product Shapes | ||
|---|---|---|
| U Type
| UZ Type
| HX Type
|
| M Type
| M2 Type
| LX Type
|
| Test Conditions | Maximum Resistance Change (ΔR%) |
|---|---|
| 1000 hours at 25℃ (Loading Life) | ≤1% |
| 100 hours in Moisture | ≤1% |
| Thermal Cycle (-40℃ ~ +150℃, 1000 cycles) | ≤1% |
Test Conditions
| Test Conditions | Max Resistance Change (ΔR%) |
|---|---|
| 1000 hours at 25°C (Loading Life) | ≤ 1% |
| 100 hours in Moisture | ≤ 1% |
| 1000 Thermal Cycles (-40°C to +150°C) | ≤ 1% |
Why Use a U-Type PCB Mount Shunt Resistor?
The U-Type PCB mount shunt resistor offers superior thermal management and stable voltage drop output compared to standard SMD current sense components.
Its mechanical structure reduces stress, making it ideal for:
Typical Applications
Energy meters
Inverters & motor control
HVAC control boards
Industrial DC/AC sampling circuits
Battery management systems
Power monitoring modules
Technical Advantages of Metal Element Shunt Resistors
Metal element shunt resistors provide excellent linearity, oxidation resistance, and temperature stability, making them ideal for precision PCB sampling circuits.
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