Mn-Zn Soft Ferrite · 4H MnZn Ferrite
4H45B MnZn Ferrite
Series Overview: Core materials for lighting and automobile electronic components and LCD backlight inverters.
Material Parameters
| Parameter | Symbol | Test Condition | Typ. Values | Unit | Tol. |
|---|---|---|---|---|---|
| Initial Permeability | μi | — | 3800.00 | — | ±25% |
| Relative loss factor | tanδ/μi | — | 100kHz 0.25mT | ×10^-6 | — |
| Saturation Flux Density | Bs | — |
25°C
540.00
100°C
430.00
|
mT(1000A/m) | — |
| Remanence | Br | — | — | mT | — |
| Coercivity | Hc | — |
25°C
10.00
100°C
15.00
|
A/m | — |
| Power Loss | Pc | f=25kHz,B=200mT | — | kW/m³ | — |
| Power Loss | Pc | f=100kHz,B=200mT | — | kW/m³ | — |
| Curie Temperature | Tc | — | 250.00 | ℃ | — |
| Density | d | — | 4.90 | kg/m³ ×10³ | — |
| Relative loss factor | tanδ/μi iac | 0.1MHz | — | ×10^-6 | — |
| Temperature Factor | α μ r | 20-80 | — | x10^-6 | — |
| Temperature Coefficient | αF | — |
25-55°C
-6~-2
5-25°C
3~6
|
×10^-6 | — |
| Hysteresis Material Constant | η | 10kHz 1.5~3.0mT |
—°C
—
25°C
0.30
|
×10^-6 | — |
Product Description
High μi / high Bs ferrite materials 4H45B
A new kind of power ferrite material with highμ,high Bs,high Tc,low loss and high stability is invented. It can be used for filtering in high DC-bias field with high Bs and high permeability.
Cross-Reference / Competitor Equivalents
| Brand | Competitor Model | Similarity | Notes |
|---|---|---|---|
| DMEGC | DMR71 |
Drop-in Replacement | — |
| EPCOS | N45 |
Drop-in Replacement | — |
| FERRO XCUBE | 3B46 |
Drop-in Replacement | — |
* Cross-reference is for reference only. Please verify performance parameters before substitution.
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