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| Part Number | LTC4007EUFD-1#TRPBF | LTC4000EUFD-1#TRPBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Product Status | Active | Active | 
| Battery Chemistry | Lithium Ion | Lithium Iron Phosphate | 
| Number of Cells | 3 ~ 4 | - | 
| Current - Charging | Constant - Programmable | Constant - Programmable | 
| Programmable Features | Timer | Timer | 
| Fault Protection | - | Reverse Current | 
| Charge Current - Max | - | - | 
| Battery Pack Voltage | 16.8V | - | 
| Voltage - Supply (Max) | 28V | 60V | 
| Interface | - | - | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 24-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 
| Supplier Device Package | 24-QFN (4x5) | 28-QFN (4x5) |