UC2572DG4
IC REG CTRLR FLYBACK 8SOICManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments UC2572DG4 is a high-performance flyback controller IC designed for negative output voltage applications. This device facilitates step-up and step-down DC-DC conversion with a robust current-mode control architecture. Key features include adjustable switching frequency up to 100kHz, a maximum duty cycle of 92%, and integrated current limit and ramp compensation for stable operation. The UC2572DG4 is optimized for transistor driver output configurations and is housed in an 8-SOIC package for surface mounting. Its operating temperature range is -40°C to 85°C. This component is commonly employed in power supply designs for industrial, automotive, and telecommunications equipment requiring efficient and reliable negative voltage generation.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: DiscontinuedPackaging: 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-Down |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Output Configuration | Negative |
| Frequency - Switching | 100kHz |
| Topology | Flyback |
| Voltage - Supply (Vcc/Vdd) | 4.75V ~ 30V |
| Supplier Device Package | 8-SOIC |
| Synchronous Rectifier | No |
| Control Features | Current Limit, Ramp |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 92% |
| Clock Sync | No |
| Number of Outputs | 1 |
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