| Part Number | LTC4066EPF | LTC4066EUF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - Battery Management | PMIC - Battery Management | 
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| Product Status | Obsolete | Obsolete | 
| Function | Multi-Function Controller | Multi-Function Controller | 
| Battery Chemistry | Lithium Ion | Lithium Ion | 
| Number of Cells | 1 | 1 | 
| Fault Protection | Over Current | Over Current | 
| Interface | USB | USB | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 24-UFQFN Exposed Pad | 24-WFQFN Exposed Pad | 
| Supplier Device Package | 24-UTQFN (4x4) | 24-QFN (4x4) |