UC3845BVD1G
IC REG CTRLR BOOST/FLYBACK 8SOICManufacturer: onsemi
Categories: DC DC Switching Controllers
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The onsemi UC3845BVD1G is a high-performance current-mode PWM controller designed for boost and flyback topologies. This 8-SOIC package device facilitates efficient step-up and step-up/step-down DC-DC conversion, featuring an isolation-capable positive output configuration. With a wide operating voltage range of 7.6V to 30V, it supports switching frequencies up to 500kHz, offering robust frequency control. The device operates within a temperature range of -40°C to 105°C, making it suitable for demanding applications. Its 48% maximum duty cycle and single-phase output are critical for power supply designs in industries such as industrial automation and consumer electronics.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| 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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