Package Information
| Lead Count (#) | 32 |
| Pkg. Type | QFN |
| Pkg. Code | pkg_20009 |
| Pkg. Dimensions (mm) | 4 x 4 x 0.9 |
Environmental & Export Classifications
| Moisture Sensitivity Level (MSL) | 3 |
| Pb (Lead) Free | Yes |
| ECCN (US) | 3A991.a.2 |
| HTS (US) |
Product Attributes
| Pkg. Type | QFN |
| Lead Count (#) | 32 |
| Carrier Type | Tape & Reel |
| Moisture Sensitivity Level (MSL) | 3 |
| Pb (Lead) Free | Yes |
| Country of Assembly | Taiwan |
| Country of Wafer Fabrication | Singapore |
| Price (USD) | 1ku | 2.02838 |
| Application | Battery Management Unit |
| Charge/Discharge FET Control | High Side |
| Comm. Interface | I2C, UART |
| Device Functions | Battery Protection, Fuel gauging |
| Family Name | Fuel Gauge IC (FGIC) |
| Flash Memory (KB) | 64, 0 |
| Function | Battery fuel gauging |
| I/O Ports | 12 |
| Lead Compliant | Yes |
| Length (mm) | 4 |
| MOQ | 5000 |
| Parametric Category | Battery Fuel Gauges |
| Pkg. Dimensions (mm) | 4 x 4 x 0.95 |
| RAM (KB) | 4 |
| Remarks | Li-ION battery Fuel gauge |
| Series Cells | 2 to 4 Cells |
| Supply Voltage (V) | 2.2 - 25 |
| Tape & Reel | Yes |
| Target applications | Portable equipment |
| Thickness (mm) | 0.95 |
| Width (mm) | 4 |
Description
RAJ240055/RAJ240057 are Renesas battery fuel gauge and management devices which combine a separate MCU and AFE blocks in a single package to accomplish various battery protection and management functions. RAJ240055/RAJ240057 incorporate advanced battery management features such as primary and secondary protection, voltage and current measurement, current integrating, and host communication interface. Through user programmable control firmware and configuration data stored in the onboard MCU’s embedded flash memory, the embedded analog and digital hardware circuits offer optimum battery management operations including high accuracy remaining capacity estimation and battery safety.