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| Part Number | BQ2057TSNTR | BQ2057WSNTR | BQ2057CSNTR | BQ2057SNTR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Active | Active |
| Battery Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer |
| Number of Cells | 1 ~ 2 | 2 | 1 | - |
| Current - Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable | - |
| Programmable Features | Current | Current | Current | - |
| Fault Protection | Over Current, Over Temperature | - | - | - |
| Charge Current - Max | 4mA | - | - | - |
| Battery Pack Voltage | 4.1V | 8.4V | 4.2V | - |
| Voltage - Supply (Max) | 15V | 15V | 15V | - |
| Interface | - | - | - | - |
| Operating Temperature | -20°C ~ 70°C | -20°C ~ 70°C (TA) | -20°C ~ 70°C (TA) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | - | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | - |
| Supplier Device Package | - | 8-SOIC | 8-SOIC | - |
