| Parameters | 
                                                                                                                        
                                                | Mfr | National Semiconductor | 
                                                                                    
                                                | Series | SIMPLE SWITCHER® | 
                                                                                    
                                                | Package | Bulk | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Function | Step-Down | 
                                                                                    
                                                | Output Configuration | Positive | 
                                                                                    
                                                | Topology | Buck | 
                                                                                    
                                                | Output Type | Fixed | 
                                                                                    
                                                | Number of Outputs | 1 | 
                                                                                    
                                                | Voltage - Input (Min) | 4.5V | 
                                                                                    
                                                | Voltage - Input (Max) | 40V | 
                                                                                    
                                                | Voltage - Output (Min/Fixed) | 12V | 
                                                                                    
                                                | Voltage - Output (Max) | - | 
                                                                                    
                                                | Current - Output | 1A | 
                                                                                    
                                                | Frequency - Switching | 150kHz | 
                                                                                    
                                                | Synchronous Rectifier | No | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 125°C (TJ) | 
                                                                                    
                                                | Mounting Type | Through Hole | 
                                                                                    
                                                | Package / Case | TO-220-5 Formed Leads | 
                                                                                    
                                                | Supplier Device Package | TO-220-5 | 
                                                                                    
                                                | Base Product Number | LM2595 | 
                                                                                    
                                                | RoHS Status | RoHS non-compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Affected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                Buck Switching Regulator IC Positive Fixed 12V 1 Output 1A TO-220-5 Formed Leads