UCC3804DG4
IC OFFLINE SWITCH MULT TOP 8SOICManufacturer: Texas Instruments
Categories: AC DC Converters, Offline Switches
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Texas Instruments UCC3804DG4 is an offline PWM controller designed for high-frequency switch-mode power supplies. This versatile component supports multiple topologies including boost, buck, flyback, and forward converters, operating at switching frequencies up to 1MHz. It features a voltage mode control architecture with a fixed 49% maximum duty cycle, suitable for applications requiring precise output regulation. The UCC3804DG4 incorporates essential fault protection mechanisms, including current limiting, to ensure robust operation. It operates from a supply voltage range of 8.3V to 12V, with a startup voltage of 12.5V. Housed in an 8-SOIC package, this device is ideal for surface mounting. Applications span across industrial power supplies, consumer electronics, and telecom infrastructure.
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) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Duty Cycle | 49% |
| Frequency - Switching | Up to 1MHz |
| Internal Switch(s) | No |
| Voltage - Breakdown | - |
| Output Isolation | - |
| Topology | Boost, Buck, Flyback, Forward |
| Voltage - Supply (Vcc/Vdd) | 8.3V ~ 12V |
| Supplier Device Package | 8-SOIC |
| Fault Protection | Current Limiting |
| Voltage - Start Up | 12.5 V |
| Control Features | Frequency Control |
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