UC2845BDG
IC REG CTRLR BOOST/FLYBK 14SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC2845BDG is a versatile current-mode PWM controller designed for efficient boost and flyback topologies. This 14-SOIC packaged component offers precise control for step-up and step-up/step-down DC-DC conversion applications. Key features include a wide operating voltage range from 7.6V to 30V and a switching frequency capability up to 500kHz. The device incorporates frequency control for optimized performance and a maximum duty cycle of 48%. Its output configuration supports positive, isolation-capable outputs, driving a single transistor. The UC2845BDG is suitable for demanding power supply designs across various industries, including industrial automation and telecommunications. The component is supplied in bulk packaging.
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 | 14-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 | 14-SOIC |
| Synchronous Rectifier | No |
| Control Features | Frequency Control |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 48% |
| Clock Sync | No |
| Number of Outputs | 1 |