| Part Number | UC3842ADX | UC3843ADX |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor |
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
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| Product Status | Obsolete | Active |
| Output Type | Transistor Driver | - |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | - |
| Output Configuration | Positive, Isolation Capable | - |
| Topology | Boost, Buck, Flyback, Forward | - |
| Number of Outputs | 1 | - |
| Output Phases | 1 | - |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V | - |
| Frequency - Switching | Up to 500kHz | - |
| Duty Cycle (Max) | 96% | - |
| Synchronous Rectifier | No | - |
| Clock Sync | No | - |
| Serial Interfaces | - | - |
| Control Features | Frequency Control | - |
| Operating Temperature | 0°C ~ 70°C (TA) | - |
| Mounting Type | Surface Mount | - |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - |
| Supplier Device Package | 8-SOIC | - |