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| Part Number | BQ2057CDGKR | BQ2057DGKR | BQ2057PDGKR | BQ2057CDGK | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Active | Obsolete | Obsolete | Active | 
| Battery Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer | 
| Number of Cells | 1 | 1 | 1 | 1 | 
| Current - Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable | Constant - Programmable | 
| Programmable Features | Current | Current | Current | Current | 
| Fault Protection | - | - | - | - | 
| Charge Current - Max | - | - | - | - | 
| Battery Pack Voltage | 4.2V | 4.1V | 4.1V | 4.2V | 
| Voltage - Supply (Max) | 15V | 15V | 15V | 15V | 
| Interface | - | - | - | - | 
| Operating Temperature | -20°C ~ 70°C (TA) | -20°C ~ 70°C (TA) | -20°C ~ 70°C (TA) | -20°C ~ 70°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 
| Supplier Device Package | 8-VSSOP | 8-VSSOP | 8-VSSOP | 8-VSSOP |