| PartNumber | BQ40Z50RSMR-R1 | BQ40Z50RSMR | BQ40Z50RSMR-R2 |
| Description | Battery Management 1s-4s gauge with integrated AFE | Battery Management 1-4 Series Li-Ion Battery Pack Manager | Battery Management BQ40Z50RSMR-R2 |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Battery Management | Battery Management | Battery Management |
| RoHS | Y | Y | Y |
| Product | Fuel Gauges | - | Fuel Gauges |
| Battery Type | Li-Ion, Li-Polymer | Li-Ion, Li-Polymer | Li-Ion, Li-Polymer |
| Output Voltage | 26 V | - | 26 V |
| Operating Supply Voltage | 2.2 V to 26 V | - | 2.2 V to 26 V |
| Operating Supply Current | 336 uA | - | 336 uA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | VQFN-32 | VQFN-32 | VQFN-32 |
| Packaging | Reel | Reel | Reel |
| Operating Temperature Range | - 40 C to + 85 C | - | - 40 C to + 85 C |
| Series | BQ40Z50-R1 | BQ40Z50 | bq40z50-R2 |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Development Kit | BQ40Z50EVM-561 | - | BQ40Z50EVM-561 |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | Battery Management | Battery Management | Battery Management |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.002547 oz | 0.002547 oz | 0.001196 oz |
| Output Current | - | - | 20 mA |
| Capacity | - | - | 100 mAh to 29 Ah |
| Tradename | - | - | Impedance Track |