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| PartNumber | NCP4331 | NCP4331DBR2G | NCP4331DR2G |
| Description | IC REG CTRLR BUCK 16TSSOP | IC REG CTRLR BUCK 16SOIC | |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | - |
| Series | - | - | - |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | - |
| Package Case | 16-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - |
| Output Type | Transistor Driver | Transistor Driver | - |
| Function | Step-Down | Step-Down | - |
| Supplier Device Package | 16-TSSOP | 16-TSSOP | - |
| Number of Outputs | 1 | 1 | - |
| Topology | Buck | Buck | - |
| Voltage Supply Vcc Vdd | 5.6 V ~ 30 V | 5.6 V ~ 30 V | - |
| Frequency Switching | - | - | - |
| Control Features | Ramp, Soft Start | Ramp, Soft Start | - |
| Output Configuration | Positive | Positive | - |
| Output Phases | 1 | 1 | - |
| Duty Cycle Max | - | ||
| Synchronous Rectifier | Yes | Yes | - |
| Clock Sync | Yes | Yes | - |
| Serial Interfaces | - | - | - |