 |  |  | |
| PartNumber | LTC4257CDD-1#PBF | LTC4257CDD-1#TRPBF | LTC4257CS8 |
| Description | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr w/ 2 | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr w/ 2 | Power Switch ICs - POE / LAN LTC4257 - IEEE 802.3af PD Power over Ethernet Interface Controlle |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | LINEAR |
| Product Category | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN | PMIC - Power Over Ethernet (PoE) Controllers |
| RoHS | Y | Y | - |
| Type | Powered Device - PD | Powered Device - PD | - |
| Standard | 802.3af | 802.3af | - |
| Current Limit | 375 mA | - | - |
| On Resistance Max | 2 Ohms | - | - |
| Operating Supply Voltage | - 57 V | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | DFN-8 | DFN-8 | - |
| Packaging | Tube | Reel | - |
| Series | LTC4257-1 | LTC4257-1 | - |
| Brand | Analog Devices | Analog Devices | - |
| Operating Supply Current | 3 mA | - | - |
| Product Type | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN | - |
| Factory Pack Quantity | 121 | 2500 | - |
| Subcategory | Switch ICs | Switch ICs | - |