
CF139 RM12
ActiveCosmo Ferrites Ltd.
COSMO INDIA RM CORES MN-ZN

CF139 RM12
ActiveCosmo Ferrites Ltd.
COSMO INDIA RM CORES MN-ZN
Description
General part information
CF139 RM12
Uncoated N87 Ferrite Core RM Type 1.480" (37.60mm) Length 0.634" (16.10mm) Width Diameter 0.484" (12.30mm) Height
Technical Specifications
Parameters and characteristics for this part
| Specification | CF139 RM12 |
|---|---|
| Core Factor (ΣI/A) | 0.39 mm⁻² |
| Core Type | RM |
| Effective Area (Ae) | 146 mm² |
| Effective Length (le) | 57 mm |
| Effective Magnetic Volume (Ve) | 8320 mm³ |
| Finish | Uncoated |
| Gap | Ungapped |
| Height | 0.484 in |
| Inductance Factor (Al) | 5.3 µH |
| Initial Permeability (µi) | 2200 |
| Length | 1.48 in |
| Material | N87 |
| Package Name | RM 12 |
| Tolerance (Negative) | 20 % |
| Tolerance (Positive) | 30 % |
| Width | 0.634 in |
Pricing
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CAD
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