UC3842ADR2G
IC REG CTRLR FLYBK ISO CM 14SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
Quality Control: Learn More
The onsemi UC3842ADR2G is a versatile current-mode PWM controller designed for high-performance power supply applications. This device facilitates efficient Boost, Flyback, and Step-Up/Step-Down DC-DC conversion topologies. Key features include a wide operating voltage range from 10V to 30V and a maximum duty cycle of 96%, enabling flexible design implementations. The controller supports switching frequencies up to 500kHz, allowing for compact magnetic component selection. Equipped with frequency control capabilities and providing a positive, isolation-capable output configuration, the UC3842ADR2G is suitable for applications in industrial power supplies, consumer electronics, and lighting control systems. It is supplied in a 14-SOIC package, mounted via surface mount technology, and delivered on tape and reel.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| 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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