Analog Devices
Analog Devices MAX1811ESA+ single-cell Li-Ion battery charger IC, USB interface, 500mA max charge current, 4.2V battery pack voltage, 8-SOIC package, Tube.
MOQ 1 · Tube · RoHS · EIA-481 · DAP/DDP · T/T
| Parameter / Attribute | Specification / Value |
|---|---|
| Mounting | Surface Mount |
| Battery pack voltage | 4.2V |
| Supply voltage | 6.5V |
| Current - charging | Constant |
| Charge current - max | 500mA |
| Interface | USB |
| Operating temperature | -40°C ~ 85°C (TA) |
| Package | Tube |
| Case | 8-SOIC (0.154\", 3.90mm Width) |
| Number of cells | 1 |
| Fault protection | Over Current |
| Battery chemistry | Lithium Ion |
The MAX1811ESA+ is a constant-current Li-Ion battery charger IC designed for single-cell packs, with a USB interface and a maximum charge current of 500mA. It targets portable devices where the charging source is a USB port or a regulated supply up to 6.5V, delivering a regulated 4.2V to the battery pack.
Built-in over-current fault protection guards the charging path against short circuits or excessive load.