UC3842BVD1
IC REG CTRLR BST FLYBK ISO 8SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3842BVD1 is a highly effective current-mode PWM controller designed for boost, flyback, and isolated output configurations. This 8-SOIC package component offers robust control features, including precise frequency control, enabling operation up to 500kHz. Its architecture supports both step-up and step-up/step-down DC-DC conversion topologies with a single output phase. The device boasts a maximum duty cycle of 96% and operates within a voltage supply range of 10V to 30V, with an ambient temperature range of -40°C to 105°C. Applications span across industrial power supplies, lighting, and consumer electronics where efficient and stable power conversion is critical. The UC3842BVD1 is packaged in a tube for convenient surface mounting.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 8-SOIC (0.154"", 3.90mm Width) |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Up, Step-Up/Step-Down |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | Up to 500kHz |
| Topology | Boost, Flyback |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 30V |
| Supplier Device Package | 8-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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