UC2845NG
IC REG CTRLR BOOST/FLYBACK 8DIPManufacturer: onsemi
Categories: DC DC Switching Controllers
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onsemi UC2845NG is a high-performance current-mode PWM controller designed for Boost and Flyback topologies. This 8-PDIP package device features voltage-mode operation with a wide supply voltage range of 7.6V to 30V. The UC2845NG offers precise frequency control, enabling switching frequencies up to 500kHz, and a maximum duty cycle of 48%. Its positive, isolation-capable output configuration makes it suitable for step-up and step-up/step-down DC-DC conversion applications. The through-hole mounting type and 8-DIP package facilitate integration into various power supply designs. This component is widely utilized in industrial power supplies, lighting, and consumer electronics applications.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 8-DIP (0.300"", 7.62mm) |
| Output Type | Transistor Driver |
| Mounting Type | Through Hole |
| 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-PDIP |
| 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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