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| Part Number | UCC3804NG4 | UCC3804DG4 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| Output Isolation | - | - | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward | 
| Voltage - Start Up | 12.5 V | 12.5 V | 
| Voltage - Supply (Vcc/Vdd) | 8.3V ~ 12V | 8.3V ~ 12V | 
| Duty Cycle | 49% | 49% | 
| Frequency - Switching | Up to 1MHz | Up to 1MHz | 
| Power (Watts) | - | - | 
| Fault Protection | Current Limiting | Current Limiting | 
| Control Features | Frequency Control | Frequency Control | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 8-PDIP | 8-SOIC | 
| Mounting Type | Through Hole | Surface Mount |