← All parts
MCP73831 LiPo Charger
MCP73831
Microchippower regulator
MCP73831 is a LiPo charger that manages linear charging with programmable current and voltage settings, providing status outputs and thermal regulation.
In stock
Specifications
8- Operating Voltage
- [VREG(typical) + 1.0V] to 6V
- Supply Current
- 510 µA to 1500 µA
- Interface
- GPIO, ADC (for PROG)
- Resolution
- Not explicitly stated
- Range
- 4.168V to 4.534V (for MCP7383X-2 to MCP7383X-5) V
- Accuracy
- +0.75%
- Temperature Range
- -40°C to +85°C
- Package
- 8-Lead, 2 mm x 3 mm DFN or 5-Lead, SOT-23
Pinout
9Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VDD | POWER | Battery Management Input Supply |
| 2 | VDD | POWER | Battery Management Input Supply |
| 3 | VBAT | POWER | Battery Charge Control Output |
| 4 | VBAT | POWER | Battery Charge Control Output |
| 5 | STAT | GPIO | Charge Status Output (Tri-state on MCP73831, Open-drain on MCP73832) |
| 6 | VSS | GND | Battery Management 0V Reference |
| 7 | NC | — | No Connection |
| 8 | PROG | GPIO | Current Regulation Set and Charge Control Enable |
| 9 | EP | — | Exposed Thermal Pad (must be connected to VSS) |
Interactive pinout
Highlight:
MCP73831
Click a pin to copy its name · tap a tag above to spotlight a bus.