UC3842ADR2
IC REG CTRLR FLYBK ISO CM 14SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3842ADR2 is a high-performance current-mode PWM controller designed for flyback and boost topologies. This 14-SOIC surface-mount component offers precise control features including frequency control, enabling operation up to 500kHz. With a maximum duty cycle of 96%, it is suitable for applications requiring efficient voltage regulation. The device provides a positive output configuration with isolation capability and drives a single output phase via a transistor driver. Its wide supply voltage range of 10V to 30V and operating temperature of 0°C to 70°C make it a versatile choice for power supply designs across various industrial and consumer electronics sectors. The UC3842ADR2 is supplied in Tape & Reel packaging.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer 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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