Linear battery charger IC for single-cell Li-Ion/Li-Pol batteries, featuring a 1A maximum charge current and 4.2V battery pack voltage. This 10-pin WSON EP package offers parallel control interface, gold contact plating, and SMD/SMT termination. Protection includes over voltage, over temperature, and short circuit faults. Operating voltage range is 3.5V to 28V, with a maximum output current of 1A and output voltage of 4.2V.
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Texas Instruments BQ24040DSQT technical specifications.
| Battery Pack Voltage | 4.2V |
| Package/Case | SON |
| Contact Plating | Gold |
| Control Interface | PARALLEL |
| Fault Protection | Over Voltage, Over Temperature, Short Circuit |
| Height | 0.75mm |
| Lead Free | Lead Free |
| Length | 2.1mm |
| Max Charge Current | 1A |
| Max Input Voltage | 28V |
| Min Input Voltage | 3.5V |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 1A |
| Max Output Voltage | 4.2V |
| Min Output Voltage | 4.3V |
| Max Supply Voltage | 28V |
| Min Supply Voltage | 4.75V |
| Nominal Input Voltage | 6.45V |
| Nominal Supply Current | 800uA |
| Number of Cells | 1 |
| Number of Outputs | 1 |
| Operating Supply Current | 1.25A |
| Output Current | 800mA |
| Output Voltage | 4.2V |
| Packaging | Tape and Reel |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Termination | SMD/SMT |
| Thickness | 750um |
| Width | 2.1mm |
| RoHS | Compliant |
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