| Parameters | 
                                                                                                            
                                        | Mfr | Alpha & Omega Semiconductor Inc. | 
                                                                        
                                        | Series | EZBuck™ | 
                                                                        
                                        | Package | Tape & Reel (TR) | 
                                                                        
                                        | Product Status | Obsolete | 
                                                                        
                                        | Function | Step-Down | 
                                                                        
                                        | Output Configuration | Positive | 
                                                                        
                                        | Topology | Buck | 
                                                                        
                                        | Output Type | Adjustable | 
                                                                        
                                        | Number of Outputs | 1 | 
                                                                        
                                        | Voltage - Input (Min) | 4.5V | 
                                                                        
                                        | Voltage - Input (Max) | 28V | 
                                                                        
                                        | Voltage - Output (Min/Fixed) | 0.8V | 
                                                                        
                                        | Voltage - Output (Max) | 23.8V | 
                                                                        
                                        | Current - Output | 4A | 
                                                                        
                                        | Frequency - Switching | 100kHz ~ 1MHz | 
                                                                        
                                        | Synchronous Rectifier | Yes | 
                                                                        
                                        | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                        
                                        | Mounting Type | Surface Mount | 
                                                                        
                                        | Package / Case | 30-VFQFN Exposed Pad | 
                                                                        
                                        | Supplier Device Package | 30-QFN (5x5) | 
                                                                        
                                        | Base Product Number | AOZ1231 | 
                                                                        
                                        | RoHS Status | ROHS3 Compliant | 
                                                                        
                                        | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                        
                                        | REACH Status | REACH Unaffected | 
                                                                        
                                        | ECCN | EAR99 | 
                                                                        
                                        | HTSUS | 8542.39.0001 | 
                                                                        
                                        | Standard Package | 3,000 | 
                                                                                                        
                            
                         
                                                Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 4A 30-VFQFN Exposed Pad