| Parameters | 
                                                                                                            
                                            | Mfr | STMicroelectronics | 
                                                                            
                                            | Series | - | 
                                                                            
                                            | Package | Tube | 
                                                                            
                                            | Product Status | Active | 
                                                                            
                                            | Function | Step-Up, Step-Down | 
                                                                            
                                            | Output Configuration | Positive or Negative | 
                                                                            
                                            | Topology | Buck, Boost | 
                                                                            
                                            | Output Type | Adjustable | 
                                                                            
                                            | Number of Outputs | 1 | 
                                                                            
                                            | Voltage - Input (Min) | 3V | 
                                                                            
                                            | Voltage - Input (Max) | 40V | 
                                                                            
                                            | Voltage - Output (Min/Fixed) | 1.25V | 
                                                                            
                                            | Voltage - Output (Max) | 38V | 
                                                                            
                                            | Current - Output | 1.5A (Switch) | 
                                                                            
                                            | Frequency - Switching | 33kHz | 
                                                                            
                                            | Synchronous Rectifier | No | 
                                                                            
                                            | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                            
                                            | Mounting Type | Through Hole | 
                                                                            
                                            | Package / Case | 8-DIP (0.300", 7.62mm) | 
                                                                            
                                            | Supplier Device Package | 8-DIP | 
                                                                            
                                            | Base Product Number | MC34063 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | REACH Status | REACH Unaffected | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.39.0001 | 
                                                                            
                                            | Standard Package | 50 | 
                                                                                                    
                            
                         
                                                Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 8-DIP (0.300", 7.62mm)