| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                Analog Devices Inc. | 
                                            
                                                                                    
                                                | Series | 
                                                - | 
                                            
                                                                                    
                                                | Package | 
                                                Tape & Reel (TR) | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Type | 
                                                Controller (PSE) | 
                                            
                                                                                    
                                                | Number of Channels | 
                                                8 | 
                                            
                                                                                    
                                                | Power - Max | 
                                                25.5 W | 
                                            
                                                                                    
                                                | Internal Switch(s) | 
                                                No | 
                                            
                                                                                    
                                                | Auxiliary Sense | 
                                                No | 
                                            
                                                                                    
                                                | Standards | 
                                                802.3at (PoE+), 802.3af (PoE) | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                3V ~ 3.6V | 
                                            
                                                                                    
                                                | Current - Supply | 
                                                10mA | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                -40°C ~ 85°C | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                40-WFQFN Exposed Pad | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                40-QFN (6x6) | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                LTC4290 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                ROHS3 Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                1  (Unlimited) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                REACH Unaffected | 
                                            
                                                                                    
                                                | ECCN | 
                                                EAR99 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.39.0001 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                2,000 | 
                                            
                                                                                                                
                                
                             
                                                Power Over Ethernet Controller 8 Channel 802.3at (PoE+), 802.3af (PoE) 40-QFN (6x6)