| Part Number | UCC3803D | UCC3801D |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
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| Product Status | Active | Active |
| Output Type | Transistor Driver | Transistor Driver |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck, Boost, Flyback, Forward Converter | Buck, Boost, Flyback, Forward Converter |
| Number of Outputs | 1 | 1 |
| Output Phases | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.6V ~ 12V | 7.4V ~ 12V |
| Frequency - Switching | 31kHz | 46kHz |
| Duty Cycle (Max) | 99% | 49% |
| Synchronous Rectifier | No | No |
| Clock Sync | No | No |
| Serial Interfaces | - | - |
| Control Features | Frequency Control | Frequency Control |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC |