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| Part Number | LTC3351EUFF#PBF | LTC3351IUFF#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Product Status | Active | Active | 
| Applications | Supercapacitor Backup Controller | Supercapacitor Backup Controller | 
| Current - Supply | 2.25mA | 2.25mA | 
| Voltage - Supply | 4.5V ~ 35V | 4.5V ~ 35V | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 44-WFQFN Exposed Pad | 44-WFQFN Exposed Pad | 
| Supplier Device Package | 44-QFN (4x7) | 44-QFN (4x7) |