| Parameters | 
                                                                                                                        
                                                | Mfr | Power Integrations | 
                                                                                    
                                                | Series | TOPSwitch®-II | 
                                                                                    
                                                | Package | Tube | 
                                                                                    
                                                | Product Status | Not For New Designs | 
                                                                                    
                                                | Output Isolation | Isolated | 
                                                                                    
                                                | Internal Switch(s) | Yes | 
                                                                                    
                                                | Voltage - Breakdown | 700V | 
                                                                                    
                                                | Topology | Boost, Buck, Flyback, Forward | 
                                                                                    
                                                | Voltage - Supply (Vcc/Vdd) | - | 
                                                                                    
                                                | Duty Cycle | 67% | 
                                                                                    
                                                | Frequency - Switching | 100kHz | 
                                                                                    
                                                | Power (Watts) | 9 W | 
                                                                                    
                                                | Fault Protection | Current Limiting, Over Temperature | 
                                                                                    
                                                | Control Features | - | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 150°C (TJ) | 
                                                                                    
                                                | Package / Case | 8-DIP (0.300", 7.62mm) | 
                                                                                    
                                                | Supplier Device Package | 8-PDIP | 
                                                                                    
                                                | Mounting Type | Through Hole | 
                                                                                    
                                                | Base Product Number | TOP221 | 
                                                                                    
                                                | RoHS Status | RoHS Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 50 | 
                                                                                                                
                                
                             
                                                Converter Offline Boost, Buck, Flyback, Forward Topology 100kHz 8-PDIP