| Parameters | 
                                                                                                                        
                                                | Mfr | Microchip Technology | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Bulk | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Function | Step-Up, Step-Up/Step-Down | 
                                                                                    
                                                | Output Configuration | Positive or Negative, Isolation Capable | 
                                                                                    
                                                | Topology | Boost, Cuk, Flyback, Forward Converter | 
                                                                                    
                                                | Output Type | Adjustable | 
                                                                                    
                                                | Number of Outputs | 1 | 
                                                                                    
                                                | Voltage - Input (Min) | 3V | 
                                                                                    
                                                | Voltage - Input (Max) | 40V | 
                                                                                    
                                                | Voltage - Output (Min/Fixed) | 1.24V | 
                                                                                    
                                                | Voltage - Output (Max) | 65V (Switch) | 
                                                                                    
                                                | Current - Output | 1.25A (Switch) | 
                                                                                    
                                                | Frequency - Switching | 100kHz | 
                                                                                    
                                                | Synchronous Rectifier | No | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 8-SOIC (0.154", 3.90mm Width) | 
                                                                                    
                                                | Supplier Device Package | 8-SOIC | 
                                                                                    
                                                | RoHS Status | RoHS non-compliant | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 262 | 
                                                                                                                
                                
                             
                                                Boost, Cuk, Flyback, Forward Converter Switching Regulator IC Positive or Negative, Isolation Capable Adjustable 1.24V 1 Output 1.25A (Switch) 8-SOIC (0.154", 3.90mm Width)