| PartNumber | ZSPM4121AI1R19 | ZSPM4121AI1R17 | ZSPM4121AI1R21 |
| Description | Battery Management DFN / 8 / 2X2MM G1 T&R - 13" | Battery Management ULP Under-Voltage load switch | Battery Management ULP Under-Voltage load switch |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Battery Management | Battery Management | Battery Management |
| RoHS | Y | Y | Y |
| Product | Charge Management | Charge Management | Charge Management |
| Operating Supply Voltage | 1.2 V to 5.5 V | 1.2 V to 5.5 V | 1.2 V to 5.5 V |
| Minimum Operating Temperature | - 20 C | - 20 C | - 20 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | DFN-8 | DFN-8 | DFN-8 |
| Packaging | Reel | Reel | Reel |
| Series | ZSPM4121 | ZSPM4121 | ZSPM4121 |
| Brand | IDT | IDT | IDT |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Development Kit | ZSPM4121KIT | ZSPM4121KIT | ZSPM4121KIT |
| Product Type | Battery Management | Battery Management | Battery Management |
| Factory Pack Quantity | 10000 | 10000 | 10000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |