| Operating Temperature | -40°C ~ 125°C (TJ) | |
| Battery Pack Voltage | 4.5V | |
| Charge Current - Max | 3A | |
| Number of Cells | 1 | |
| ECCN | EAR99 | |
| Mounting Type | Surface Mount | |
| Current - Charging | Constant - Programmable | |
| Product Status | Active | |
| Supplier Device Package | 26-QFN (4x4) | |
| Series | - | |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Short Circuit | |
| Package / Case | 26-PowerVFQFN | |
| Voltage - Supply (Max) | 16V | |
| REACH Status | REACH Unaffected | |
| Battery Chemistry | Lithium Ion/Polymer | |
| Mfr | Monolithic Power Systems Inc. | |
| HTSUS | 8542.39.0001 | |
| Package | Tape & Reel (TR) | |
| Programmable Features | Timer | |
| Interface | - | |
| RoHS Status | ROHS3 Compliant | |
| Base Product Number | MP2639 | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
