UC2845BD1G
IC REG CTRLR BOOST/FLYBACK 8SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC2845BD1G is a highly versatile current-mode PWM controller designed for Boost and Flyback topologies. This 8-SOIC package device features a robust voltage range of 7.6V to 30V and offers precise control with its frequency and duty cycle (up to 48%) management. Optimized for high-frequency operation up to 500kHz, it provides a positive, isolation-capable output configuration suitable for step-up and step-up/down DC-DC conversion. The UC2845BD1G is commonly employed in power supply units, industrial automation, and consumer electronics applications requiring efficient power conversion. Its surface mount capability and transistor driver output facilitate integration into compact designs.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Bulk |
| 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 | -25°C ~ 85°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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