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| Part Number | BQ2057SNTR | BQ2057WSNTR | BQ2057TSNTR | BQ2054SNTR | BQ2057CSNTR |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Obsolete | Active | Active |
| Battery Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion | Lithium Ion/Polymer |
| Number of Cells | - | 2 | 1 ~ 2 | - | 1 |
| Current - Charging | - | Constant - Programmable | Constant - Programmable | Constant | Constant - Programmable |
| Programmable Features | - | Current | Current | - | Current |
| Fault Protection | - | - | Over Current, Over Temperature | Over Current, Over Voltage | - |
| Charge Current - Max | - | - | 4mA | - | - |
| Battery Pack Voltage | - | 8.4V | 4.1V | - | 4.2V |
| Voltage - Supply (Max) | - | 15V | 15V | 5.5V | 15V |
| Interface | - | - | - | - | - |
| Operating Temperature | - | -20°C ~ 70°C (TA) | -20°C ~ 70°C | -20°C ~ 70°C (TA) | -20°C ~ 70°C (TA) |
| Mounting Type | - | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | - | 8-SOIC (0.154", 3.90mm Width) | - | 16-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | - | 8-SOIC | - | 16-SOIC | 8-SOIC |
