| Part Number | LTC4259AIGW-1#PBF | LTC4259ACGW-1#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - Power Over Ethernet (PoE) Controllers | PMIC - Power Over Ethernet (PoE) Controllers | 
|   |   | |
| Product Status | Active | Active | 
| Type | Controller (PSE) | Controller (PSE) | 
| Number of Channels | 4 | 4 | 
| Power - Max | 15.4 W | 15.4 W | 
| Internal Switch(s) | No | No | 
| Auxiliary Sense | No | No | 
| Standards | 802.3af (PoE) | 802.3af (PoE) | 
| Voltage - Supply | 48V ~ 57V | 48V ~ 57V | 
| Current - Supply | 2mA | 2mA | 
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 36-BSOP (0.295", 7.50mm Width) | 36-BSOP (0.295", 7.50mm Width) | 
| Supplier Device Package | 36-SSOP | 36-SSOP |