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| Part Number | UCC3884N | UCC3884D | 
|---|---|---|
| Manufacturer | Texas Instruments | Unitrode | 
| Product Status | Obsolete | 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) | 8.3V ~ 15V | 8.3V ~ 15V | 
| Frequency - Switching | - | - | 
| Duty Cycle (Max) | 78% | 78% | 
| Synchronous Rectifier | No | No | 
| Clock Sync | Yes | Yes | 
| Serial Interfaces | - | - | 
| Control Features | Enable | Enable | 
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 
| Mounting Type | Through Hole | Surface Mount | 
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 16-PDIP | 16-SOIC |