| PartNumber | TC78S121FTG,EL | TC78S121FNG,EL | TC78S122FNG,EL |
| Description | Motor / Motion / Ignition Controllers & Drivers Stepping Motor Driver IC 40V 3.5A | Motor / Motion / Ignition Controllers & Drivers Stepping Motor Driver IC 40V 3.5A | Motor / Motion / Ignition Controllers & Drivers Stepping Motor Driver IC |
| Manufacturer | Toshiba | Toshiba | Toshiba |
| Product Category | Motor / Motion / Ignition Controllers & Drivers | Motor / Motion / Ignition Controllers & Drivers | Motor / Motion / Ignition Controllers & Drivers |
| RoHS | Y | Y | Y |
| Product | Stepper Motor Controllers / Drivers | Stepper Motor Controllers / Drivers | Stepper Motor Controllers / Drivers |
| Type | PWM Chopper | PWM Chopper | Half Bridge |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 5 V |
| Output Current | - | - | 2 A |
| Operating Supply Current | 2.5 mA | 2.5 mA | 8 mA |
| Minimum Operating Temperature | - 20 C | - 20 C | - 20 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-48 | HTSSOP-48 | HTSSOP-48 |
| Packaging | Reel | Reel | - |
| Number of Outputs | 8 Output | 8 Output | 2 Output |
| Output Voltage | 40 V | 40 V | 40 V |
| Brand | Toshiba | Toshiba | Toshiba |
| Pd Power Dissipation | 1.3 W | 1.3 W | 1.3 W |
| Product Type | Motor / Motion / Ignition Controllers & Drivers | Motor / Motion / Ignition Controllers & Drivers | Motor / Motion / Ignition Controllers & Drivers |
| Factory Pack Quantity | 2000 | 2000 | 1000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Operating Frequency | - | - | 100 kHz |
| Operating Temperature Range | - | - | - 20 C to + 85 C |
| Series | - | - | TC78S122F |
| Load Voltage Rating | - | - | 24 V |
| Moisture Sensitive | - | - | Yes |