| Part Number | UCC2809D-1 | UCC2809P-1 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - AC DC Converters, Offline Switchers | PMIC - AC DC Converters, Offline Switchers | 
|   |   | |
| Product Status | Active | Active | 
| Output Isolation | Isolated | Isolated | 
| Internal Switch(s) | No | No | 
| Voltage - Breakdown | - | - | 
| Topology | Boost, Flyback, Forward | Boost, Flyback, Forward | 
| Voltage - Start Up | 10 V | 10 V | 
| Voltage - Supply (Vcc/Vdd) | 8V ~ 19V | 8V ~ 19V | 
| Duty Cycle | 70% | 70% | 
| Frequency - Switching | 1MHz | 1MHz | 
| Power (Watts) | - | - | 
| Fault Protection | - | - | 
| Control Features | Frequency Control, Soft Start | Frequency Control, Soft Start | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 
| Supplier Device Package | 8-SOIC | 8-VSSOP | 
| Mounting Type | Surface Mount | Surface Mount |