UC3841DWTR
IC REG CTRLR MULT TOP 18SOICManufacturer: Texas Instruments
Categories: DC DC Switching Controllers
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Texas Instruments UC3841DWTR is a versatile PWM current-mode controller designed for boost, flyback, and forward converter topologies. This 18-SOIC package device operates efficiently with a wide input voltage range of 8V to 32V and supports a maximum switching frequency of 500kHz. Key control features include current limit, enable, frequency control, ramp, reset, and soft start, facilitating precise power management. The output configuration is positive and isolation capable, with a single transistor driver output. This component is suitable for applications requiring step-up or step-up/step-down DC-DC conversion, including industrial power supplies and lighting control. The UC3841DWTR is supplied in tape and reel packaging.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 18-SOIC (0.295"", 7.50mm Width) |
| Output Type | Transistor Driver |
| Mounting Type | Surface Mount |
| Function | Step-Up, Step-Up/Step-Down |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Output Configuration | Positive, Isolation Capable |
| Frequency - Switching | 500kHz |
| Topology | Boost, Flyback, Forward Converter |
| Voltage - Supply (Vcc/Vdd) | 8V ~ 32V |
| Supplier Device Package | 18-SOIC |
| Synchronous Rectifier | No |
| Control Features | Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start |
| Serial Interfaces | - |
| Output Phases | 1 |
| Duty Cycle (Max) | 95% |
| Clock Sync | No |
| Number of Outputs | 1 |
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