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| Part Number | BQ25121YFPT |
| Description | IC BATT CHG LI-ION 25DSBGA |
| Manufacturer | Texas Instruments |
| Series | - |
| Part Status | Not For New Designs |
| Battery Chemistry | Lithium-Ion |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current |
| Fault Protection | Over Voltage |
| Charge Current - Max | 300mA |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 5.5V |
| Interface | I²C |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Package / Case | Surface Mount |
| Supplier Device Package | 25-XFBGA, DSBGA |
| Base Part Number | 25-DSBGA |