| Parameters | 
                                    
                                                                                                            
                                        | Mfr | 
                                        Intersil | 
                                    
                                                                        
                                        | Series | 
                                        - | 
                                    
                                                                        
                                        | Package | 
                                        Bulk | 
                                    
                                                                        
                                        | Product Status | 
                                        Obsolete | 
                                    
                                                                        
                                        | Output Type | 
                                        Transistor Driver | 
                                    
                                                                        
                                        | Function | 
                                        Step-Down | 
                                    
                                                                        
                                        | Output Configuration | 
                                        Positive | 
                                    
                                                                        
                                        | Topology | 
                                        Buck | 
                                    
                                                                        
                                        | Number of Outputs | 
                                        1 | 
                                    
                                                                        
                                        | Output Phases | 
                                        1 | 
                                    
                                                                        
                                        | Voltage - Supply (Vcc/Vdd) | 
                                        5.6V ~ 28V | 
                                    
                                                                        
                                        | Frequency - Switching | 
                                        100kHz ~ 1.4MHz | 
                                    
                                                                        
                                        | Duty Cycle (Max) | 
                                        96% | 
                                    
                                                                        
                                        | Synchronous Rectifier | 
                                        Yes | 
                                    
                                                                        
                                        | Clock Sync | 
                                        No | 
                                    
                                                                        
                                        | Serial Interfaces | 
                                        - | 
                                    
                                                                        
                                        | Control Features | 
                                        Enable, Frequency Control, Phase Control, Power Good, Soft Start | 
                                    
                                                                        
                                        | Operating Temperature | 
                                        -40°C ~ 85°C (TA) | 
                                    
                                                                        
                                        | Mounting Type | 
                                        Surface Mount | 
                                    
                                                                        
                                        | Package / Case | 
                                        20-VFQFN Exposed Pad | 
                                    
                                                                        
                                        | Supplier Device Package | 
                                        20-QFN (4x4) | 
                                    
                                                                        
                                        | Base Product Number | 
                                        ISL6420 | 
                                    
                                                                        
                                        | ECCN | 
                                        EAR99 | 
                                    
                                                                        
                                        | HTSUS | 
                                        8542.39.0001 | 
                                    
                                                                        
                                        | Standard Package | 
                                        1 | 
                                    
                                                                                                        
                            
                         
                                                Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (4x4)