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| Part Number | LTC4009IUF-2#PBF | LTC4009CUF-2#PBF | LTC4009IUF-1#PBF |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active |
| Battery Chemistry | Multi-Chemistry | Multi-Chemistry | Multi-Chemistry |
| Number of Cells | 1 ~ 4 | 1 ~ 4 | 1 ~ 4 |
| Current - Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable |
| Programmable Features | - | - | - |
| Fault Protection | Over Voltage, Reverse Current | Over Voltage, Reverse Current | Over Voltage, Reverse Current |
| Charge Current - Max | - | - | - |
| Battery Pack Voltage | 16.8V | 16.8V | 16.4V |
| Voltage - Supply (Max) | 28V | 28V | 28V |
| Interface | - | - | - |
| Operating Temperature | -40°C ~ 125°C (TA) | 0°C ~ 85°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-WFQFN Exposed Pad | 20-WFQFN Exposed Pad | 20-WFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (4x4) | 20-QFN (4x4) | 20-QFN (4x4) |
