UCC28221DG4
IC OFFLINE SWITCH FLYBACK 16SOICManufacturer: Texas Instruments
Categories: AC DC Converters, Offline Switches
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Texas Instruments UCC28221DG4 is a high-frequency, off-line PWM controller optimized for flyback topologies. Operating at switching frequencies up to 2MHz, this device facilitates compact power supply designs. It features a 13V startup voltage and a wide operating voltage range of 8.4V to 14.5V. The UCC28221DG4 incorporates essential control features including soft start and a 75% maximum duty cycle. For enhanced reliability, it offers integrated fault protection with current limiting and over-voltage protection. This component is supplied in a 16-SOIC package, suitable for surface mount applications. Its isolated output design makes it a versatile choice for applications in consumer electronics, industrial automation, and telecommunications power systems.
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 | 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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