| Parameters | 
                                
                                                                                                            
                                            | Mfr | 
                                            Littelfuse Inc. | 
                                        
                                                                            
                                            | Series | 
                                            - | 
                                        
                                                                            
                                            | Package | 
                                            Bulk | 
                                        
                                                                            
                                            | Product Status | 
                                            Active | 
                                        
                                                                            
                                            | Resistance in Ohms @ 25°C | 
                                            20k | 
                                        
                                                                            
                                            | Resistance Tolerance | 
                                            ±0.5°C | 
                                        
                                                                            
                                            | B Value Tolerance | 
                                            - | 
                                        
                                                                            
                                            | B0/50 | 
                                            3892K | 
                                        
                                                                            
                                            | B25/50 | 
                                            - | 
                                        
                                                                            
                                            | B25/75 | 
                                            - | 
                                        
                                                                            
                                            | B25/85 | 
                                            - | 
                                        
                                                                            
                                            | B25/100 | 
                                            - | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -55°C ~ 300°C | 
                                        
                                                                            
                                            | Length - Lead Wire | 
                                            1.00" (25.40mm) | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Through Hole | 
                                        
                                                                            
                                            | Package / Case | 
                                            DO-204AH, DO-35, Axial | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            Not Applicable | 
                                        
                                                                            
                                            | REACH Status | 
                                            REACH Unaffected | 
                                        
                                                                            
                                            | ECCN | 
                                            EAR99 | 
                                        
                                                                            
                                            | HTSUS | 
                                            8533.40.8070 | 
                                        
                                                                            
                                            | Standard Package | 
                                            250 | 
                                        
                                                                                                    
                            
                         
                                                NTC Thermistor 20k DO-204AH, DO-35, Axial