UCC28221DR
IC OFFLINE SWITCH FLYBACK 16SOICManufacturer: Texas Instruments
Categories: AC DC Converters, Offline Switches
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Texas Instruments UCC28221DR is a high-frequency flyback controller designed for offline AC/DC conversion applications. This device operates with a switching frequency of up to 2MHz, enabling compact and efficient power supply designs. The UCC28221DR features an integrated soft-start function for controlled power-up and robust fault protection mechanisms including current limiting and over-voltage protection. With an output isolation capability and a 75% duty cycle, it is suitable for various power conversion topologies. The device operates within a voltage supply range of 8.4V to 14.5V and has a startup voltage of 13V. It is housed in a 16-SOIC package for surface mounting and is supplied on tape and reel. The operating temperature range is -55°C to 150°C (TJ). This component is commonly utilized in AC/DC converters and offline switch applications across industrial and consumer electronics sectors.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 16-SOIC (0.154"", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Duty Cycle | 75% |
| Frequency - Switching | 2MHz |
| Internal Switch(s) | No |
| Voltage - Breakdown | - |
| Output Isolation | Isolated |
| Topology | Flyback |
| Voltage - Supply (Vcc/Vdd) | 8.4V ~ 14.5V |
| Supplier Device Package | 16-SOIC |
| Fault Protection | Current Limiting, Over Voltage |
| Voltage - Start Up | 13 V |
| Control Features | Soft Start |
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