 | |  | |
| PartNumber | LTC4257IDD#PBF | LTC4257IDD-1#PBF | LTC4257IDD#TRPBF |
| Description | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr | 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 |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN |
| RoHS | Y | Y | Y |
| Type | Powered Device - PD | Powered Device - PD | Powered Device - PD |
| Standard | 802.3af | 802.3af | 802.3af |
| Current Limit | 350 mA | 375 mA | - |
| On Resistance Max | 2 Ohms | 2 Ohms | - |
| Operating Supply Voltage | - 57 V | - 57 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | DFN-8 | DFN-8 | DFN-8 |
| Packaging | Tube | Tube | Reel |
| Series | LTC4257 | LTC4257-1 | LTC4257 |
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Operating Supply Current | 3 mA | 3 mA | - |
| Product Type | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN | Power Switch ICs - POE / LAN |
| Factory Pack Quantity | 121 | 121 | 2500 |
| Subcategory | Switch ICs | Switch ICs | Switch ICs |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Analog Devices Inc. |
LTC4257IS8#PBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr | |
| LTC4257IDD#PBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr | ||
| LTC4257IS8-1#PBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr w/ 2 | ||
| LTC4257IDD-1#PBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr w/ 2 | ||
| LTC4257IS8#TRPBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr | ||
| LTC4257IDD#TRPBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr | ||
| LTC4257IDD-1#TRPBF | Power Switch ICs - POE / LAN IEEE 802.3af PD Pwr over E Int Cntr w/ 2 | ||
| LTC4257IS8-1PBF | New and Original | ||
| LTC4257IDD-1 | Power Switch ICs - POE / LAN LTC4257-1 - IEEE 802.3af PD Power over Ethernet Interface Controller with Dual Current Limit | ||
| LTC4257IS8-1 | Power Switch ICs - POE / LAN LTC4257-1 - IEEE 802.3af PD Power over Ethernet Interface Controller with Dual Current Limit |