UC3844BD1R2
IC REG CTRLR PWM CM 8-SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3844BD1R2 is a high-performance, fixed-frequency current-mode PWM controller. This versatile component facilitates boost, flyback, and isolated output topologies, supporting step-up and step-up/step-down DC-DC conversion. Featuring frequency control, it operates with switching frequencies up to 500kHz. The UC3844BD1R2 offers a maximum duty cycle of 48% and is designed for positive output configurations with isolation capabilities. It includes a transistor driver output and operates from a supply voltage of 10V to 36V. This device is suitable for applications in power supplies, industrial automation, and consumer electronics. The UC3844BD1R2 is supplied in an 8-SOIC package on tape and reel and is rated for an operating temperature range of 0°C to 70°C.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| 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 | 0°C ~ 70°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | Up to 500kHz |
| Topology | Boost, Flyback |
| Voltage - Supply (Vcc/Vdd) | 10V ~ 36V |
| Supplier Device Package | 8-SOIC |
| Synchronous Rectifier | No |
| Control Features | Frequency Control |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 48% |
| Clock Sync | No |
| Number of Outputs | 1 |
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