Formed / Deep Drawn Shields
C-Shield
Compact Ferromagnetic Shield for Planar Current Sensing Applications
Precision Shielding for High-Accuracy Current Measurement
With high relative permeability, very low hysteresis, and precision engineering, the C-Shield is ideal for space-constrained PCB layouts requiring reliable, contactless current sensing.
Enhanced Sensitivity for Planar Current Sensors
The C-Shield is a high-performance soft ferromagnetic shield designed to optimize the operation of planar current sensors used with Hall or AMR sensors and busbar conductors.
Magnetic Characteristics
Technical Specifications
Material Grade: 48% Nickel-Iron (NiFe)
| Magnetic Characteristics | ||
|---|---|---|
| Parameter | Typical Value | Unit |
| Relative Permeability | 100'000 | a.u. |
| Initial Relative Permeability | 7000 | a.u. |
| Saturation Flux Density | 1 | T |
| Hysteresis | 2.8 | A/m |
| Curie Temperature | 450 | ºC |
Key Features
1
High magnetic linearity
2
Very low hysteresis (2.8 A/m)
3
Effective flux guidance for enhanced signal integrity
4
Designed for bus-bar integrated current sensing
5
Engineered for compact form factors
6
Made from high-permeability NiFe alloy (48% Nickel-Iron)
Applications
1
Planar current sensors
2
Smart energy meters
3
Battery management systems (BMS)
4
EV and hybrid vehicle powertrains
5
Power supplies and converters
6
Industrial automation and motor drives
Frequently Asked Questions
A magnetic shield redirects magnetic flux by offering it a low-reluctance path, protecting sensitive electronics from interference. It does not block fields but rather channels them through a more favorable route, functioning like a "magnetic conductor."
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