MAX77785EWJ+
21VIN, 3.5/5.5A 1-Cell Li+ BatteManufacturer: Analog Devices Inc./Maxim Integrated
Categories: Battery Chargers
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The Analog Devices Inc./Maxim Integrated MAX77785EWJ- is a multi-chemistry battery charger IC designed for single-cell Li+ battery packs. It supports a maximum input voltage of 18.2V and a maximum charging voltage of 10.805V, with a programmable constant current charge capability up to 3.5A. This device features comprehensive fault protection including over-current, over-temperature, over-voltage, and short-circuit protection. The I2C interface allows for programmable control of charging current, timer, and voltage.
Housed in a compact 49-WLP (2.96x2.96) package, the MAX77785EWJ- is suitable for surface mount applications. Its robust feature set makes it ideal for use in portable electronics, industrial equipment, and automotive systems requiring efficient and reliable battery management. The operating temperature range is -40°C to 85°C.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ActivePackaging: StripDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Strip |
| Package / Case | 49-WFBGA, WLBGA |
| Number of Cells | 1 |
| Mounting Type | Surface Mount |
| Interface | I2C |
| Operating Temperature | -40°C ~ 85°C |
| Battery Chemistry | Multi-Chemistry |
| Supplier Device Package | 49-WLP (2.96x2.96) |
| Charge Current - Max | 3.5A |
| Programmable Features | Current, Timer, Voltage |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Voltage - Supply (Max) | 18.2V |
| Battery Pack Voltage | 10.805V (Max) |
| Current - Charging | Constant - Programmable |
| Grade | - |
| Qualification | - |
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