1-Cell 2-Cell Stand-Alone Fuel Gauge IC
- RS Stock No. 190-4468
- Mfr. Part No. DS2781E+
- Manufacturer Maxim Integrated
Precision Voltage, Temperature, and Current Measurement System
Operates in One-Cell or Two--Cell Applications
Accurate, Temperature Stable Internal Timebase
Absolute and Relative Capacity Estimated from Coulomb Count, Discharge Rate, Temperature, and Battery Cell Characteristics
Accurate Warning of Low Battery Conditions
Automatic Backup of Coulomb Count and Age Estimation to Nonvolatile (NV) EEPROM
Gain and Temperature Coefficient Calibration Allows the Use of Low-Cost Sense Resistors
24-Byte Parameter EEPROM
16-Byte User EEPROM
Unique ID and Multidrop 1-Wire® Interface
Tiny 8-Pin TSSOP and 10-Pin TDFN (3mm x 4mm) Packages Embed Easily in Thin Prismatic Cell Packs
| Attribute | Value |
|---|---|
| Battery Type | Lithium-Ion, Lithium-Polymer |
| Mounting Type | Surface Mount |
| Package Type | TSSOP |
| Length | 4.4mm |
| Pin Count | 8 |
| Typical Operating Supply Voltage | 2.5 → 10 V |
| Dimensions | 4.4 x 3.1 x 0.95mm |
| Width | 3.1mm |
| Height | 0.95mm |
| Maximum Operating Temperature | +85 °C |
| Maximum Output Voltage | 3.1 V |
| Minimum Operating Temperature | -40 °C |
| Minimum Output Voltage | 2.5 V |
