| Parameters | 
                                                                                                                        
                                                | Mfr | Linear Technology | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Bulk | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Function | Step-Down | 
                                                                                    
                                                | Output Configuration | Positive | 
                                                                                    
                                                | Topology | Buck | 
                                                                                    
                                                | Output Type | Adjustable | 
                                                                                    
                                                | Number of Outputs | 1 | 
                                                                                    
                                                | Voltage - Input (Min) | 2.5V | 
                                                                                    
                                                | Voltage - Input (Max) | 5.5V | 
                                                                                    
                                                | Voltage - Output (Min/Fixed) | 0.8V | 
                                                                                    
                                                | Voltage - Output (Max) | 5.5V | 
                                                                                    
                                                | Current - Output | 300mA | 
                                                                                    
                                                | Frequency - Switching | 1.5MHz | 
                                                                                    
                                                | Synchronous Rectifier | Yes | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | SOT-23-6 Thin, TSOT-23-6 | 
                                                                                    
                                                | Supplier Device Package | TSOT-23-6 | 
                                                                                    
                                                | Other Names | 2156-LTC3405AES6#TRM | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 300mA SOT-23-6 Thin, TSOT-23-6