UC3845BVD1R2
IC REG CTRLR BOOST/FLYBACK 8SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3845BVD1R2 is a high-performance current-mode PWM controller designed for boost and flyback topologies. This 8-SOIC packaged device features a wide operating supply voltage range of 7.6V to 30V and offers robust control with frequency control capabilities. It supports switching frequencies up to 500kHz and a maximum duty cycle of 48%. The UC3845BVD1R2 is suitable for single-output configurations with positive, isolation-capable output, driving a transistor. Its functionality extends to step-up and step-up/down applications. Operating reliably within a temperature range of -40°C to 105°C, this component is commonly utilized in power supply designs across various industrial and consumer electronics sectors. The device is supplied on a Tape & Reel (TR) for efficient surface mount assembly.
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 | -40°C ~ 105°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | Up to 500kHz |
| Topology | Boost, Flyback |
| Voltage - Supply (Vcc/Vdd) | 7.6V ~ 30V |
| 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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