| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Through Hole | 
                                        
                                                                            
                                            | Package / Case | 
                                            8-DIP (0.300, 7.62mm), 7 Leads | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~150°C TJ | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | Series | 
                                            LinkSwitch®-TN | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Topology | 
                                            Buck, Buck-Boost, Flyback | 
                                        
                                                                            
                                            | Frequency - Switching | 
                                            66kHz | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            Yes | 
                                        
                                                                            
                                            | Fault Protection | 
                                            Current Limiting, Open Loop, Over Temperature, Short Circuit | 
                                        
                                                                            
                                            | Duty Cycle | 
                                            69% | 
                                        
                                                                            
                                            | Output Isolation | 
                                            Non-Isolated | 
                                        
                                                                            
                                            | Voltage - Breakdown | 
                                            700V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                LNK304PNAU Overview
There is a ac to dc converter embedded in package 8-DIP (0.300, 7.62mm), 7 Leads .The ac dc converter is available in Tube  case.A AC/DC converter of this type is mounted in the way of Through Hole .To deliver its performance, the ac dc converter should be operated at a temperature of -40°C~150°C TJ .There is 66kHz  switching frequency.It belongs to the manufacturer family of LinkSwitch?-TN .
LNK304PNAU Features
Packaged with 8-DIP (0.300, 7.62mm), 7 Leads
Switching Frequency at 66kHz
LNK304PNAU Applications
There are a lot of Power Integrations LNK304PNAU AC DC Converters applications. 
- USB-PD 2.0 
 - Rice Cooker
 - Set Top Boxes (STB)
 - AC?DC USB chargers for Tablets 
 - Dimmers
 - Standby and Auxiliary Power Supplies Set Top Boxes (STB)
 - Remotely-controlled appliances
 - AC-DC Output Power Conversion Applications
 - Utility meters
 - Air Conditioning