| Parameters | 
                                    
                                                                                                                        
                                                | Series | 
                                                ER28/17/11 | 
                                            
                                                                                    
                                                | RoHS | 
                                                RoHS | 
                                            
                                                                                    
                                                | Gap | 
                                                - | 
                                            
                                                                                    
                                                | Width | 
                                                0.665" (16.90mm) | 
                                            
                                                                                    
                                                | Finish | 
                                                Uncoated | 
                                            
                                                                                    
                                                | Height | 
                                                0.449" (11.40mm) | 
                                            
                                                                                    
                                                | Length | 
                                                1.124" (28.55mm) | 
                                            
                                                                                    
                                                | Diameter | 
                                                - | 
                                            
                                                                                    
                                                | Material | 
                                                N87 | 
                                            
                                                                                    
                                                | Core Type | 
                                                - | 
                                            
                                                                                    
                                                | Tolerance | 
                                                -20%, +30% | 
                                            
                                                                                    
                                                | Part Status | 
                                                Active | 
                                            
                                                                                    
                                                | Inductance Factor (Al) | 
                                                - | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                ER 28 x 17 x 11 | 
                                            
                                                                                    
                                                | Effective Area (Ae) mm² | 
                                                85.4 | 
                                            
                                                                                    
                                                | Effective Length (le) mm | 
                                                75 | 
                                            
                                                                                    
                                                | Initial Permeability (µi) | 
                                                - | 
                                            
                                                                                    
                                                | Effective Permeability (µe) | 
                                                - | 
                                            
                                                                                    
                                                | Core Factor (ΣI/A) mm-1 | 
                                                0.88 | 
                                            
                                                                                    
                                                | Effective Magnetic Volume (Ve) mm³ | 
                                                6400 | 
                                            
                                                                                    
                                                | Minimum Core Cross Section (Amin) mm² | 
                                                77 | 
                                            
                                                                                                                
                                
                             
                                                ER 28/17/11 N87 2400 +30%-20%