| Part Number | UC2842ADG4 | UC2843ADG4 | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
|   |   | |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key | 
| 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, Isolation Capable | Positive, Isolation Capable | 
| Topology | Boost, Buck, Flyback, Forward | Boost, Buck, Flyback, Forward | 
| Number of Outputs | 1 | 1 | 
| Output Phases | 1 | 1 | 
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V | 7.6V ~ 30V | 
| Frequency - Switching | Up to 500kHz | Up to 500kHz | 
| Duty Cycle (Max) | 96% | 96% | 
| Synchronous Rectifier | No | No | 
| Clock Sync | No | No | 
| Serial Interfaces | - | - | 
| Control Features | Frequency Control | Frequency Control | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 14-SOIC | 14-SOIC |