| Parameters | 
                                                                                                                        
                                                | Mfr | Analog Devices Inc. | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Tape & Reel (TR) | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Type | Controller (PSE) | 
                                                                                    
                                                | Number of Channels | 1 | 
                                                                                    
                                                | Power - Max | 25.5 W | 
                                                                                    
                                                | Internal Switch(s) | No | 
                                                                                    
                                                | Auxiliary Sense | No | 
                                                                                    
                                                | Standards | 802.3at (PoE+), 802.3af (PoE) | 
                                                                                    
                                                | Voltage - Supply | 3V ~ 4.3V | 
                                                                                    
                                                | Current - Supply | 1.1mA | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 38-WFQFN Exposed Pad | 
                                                                                    
                                                | Supplier Device Package | 38-QFN (5x7) | 
                                                                                    
                                                | Base Product Number | LTC4274 | 
                                                                                    
                                                | RoHS Status | ROHS3 Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 2,500 | 
                                                                                                                
                                
                             
                                                Power Over Ethernet Controller 1 Channel 802.3at (PoE+), 802.3af (PoE) 38-QFN (5x7)