| Parameters | 
                                                                                                                        
                                                | Series | RM10 | 
                                                                                    
                                                | RoHS | RoHS | 
                                                                                    
                                                | Gap | Ungapped | 
                                                                                    
                                                | Width | 0.531" (13.50mm) | 
                                                                                    
                                                | Finish | Uncoated | 
                                                                                    
                                                | Height | 0.368" (9.35mm) | 
                                                                                    
                                                | Length | 1.122" (28.50mm) | 
                                                                                    
                                                | Diameter | - | 
                                                                                    
                                                | Material | N87 | 
                                                                                    
                                                | Core Type | RM | 
                                                                                    
                                                | Tolerance | -20%, +30% | 
                                                                                    
                                                | Part Status | Active | 
                                                                                    
                                                | Inductance Factor (Al) | 4.2 µH | 
                                                                                    
                                                | Supplier Device Package | RM 10 | 
                                                                                    
                                                | Effective Area (Ae) mm² | 98 | 
                                                                                    
                                                | Effective Length (le) mm | 44 | 
                                                                                    
                                                | Initial Permeability (µi) | 2200 | 
                                                                                    
                                                | Effective Permeability (µe) | 1500 | 
                                                                                    
                                                | Core Factor (ΣI/A) mm-1 | 0.45 | 
                                                                                    
                                                | Effective Magnetic Volume (Ve) mm³ | 4310 | 
                                                                                    
                                                | Minimum Core Cross Section (Amin) mm² | 90 | 
                                                                                                                
                                
                             
                                                FERRITE CORE RM 4.2UH N87 2PCS