UC3842BDG
IC REG CTRLR PWM CM 14-SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3842BDG is a high-performance current-mode PWM controller. Designed for demanding power supply applications, this device features a robust voltage range of 10V to 30V. It supports both Boost and Flyback topologies, enabling step-up and step-up/step-down DC-DC conversion with isolation-capable outputs. The UC3842BDG operates with a switching frequency up to 500kHz and offers a maximum duty cycle of 96% for efficient power management. Key control features include frequency control, and the output is configured as a single positive transistor driver. This component is commonly utilized in industrial automation, power supplies, and lighting control systems. The UC3842BDG is supplied in a 14-SOIC package, suitable for surface mounting.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 14-SOIC (0.154"", 3.90mm Width) |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Up, Step-Up/Step-Down |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | Up to 500kHz |
| Topology | Boost, Flyback |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V |
| Supplier Device Package | 14-SOIC |
| Synchronous Rectifier | No |
| Control Features | Frequency Control |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 96% |
| Clock Sync | No |
| Number of Outputs | 1 |
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