UC3845ADM-TR
IC REG CTRLR BUCK/BOOST 8SOICManufacturer: Microchip Technology
Categories: DC DC Switching Controllers
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Microchip Technology UC3845ADM-TR is a high-performance, fixed-frequency current-mode controller designed for off-line and DC-to-DC power converters. This IC supports multiple topologies including Boost, Buck, Flyback, and Forward configurations, offering versatile application potential. Key features include a wide operating voltage range from 7.6V to 30V, a maximum duty cycle of 48%, and switching frequencies up to 500kHz. The device provides a positive output with isolation capability and integrates a transistor driver for external switching elements. Its 8-SOIC package is suitable for surface mount applications. This controller is commonly employed in industrial power supplies, lighting control, and automotive electronics.
Additional Information
Series: -RoHS Status: RoHS CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: Tape & Reel (TR)Datasheet: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-Down |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | Up to 500kHz |
| Topology | Boost, Buck, Flyback, Forward |
| 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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