| Part number | UCC2889, UCC1889 |
|---|---|
| Manufacturer | Unitrode |
| File Size | 1.19 MB |
| Description | Off-line Power Supply Controller |
| Datasheet |
 UCC1889-Unitrode.pdf
|
| Note |
This datasheet PDF includes multiple part numbers: UCC2889, UCC1889. Please refer to the document for exact specifications by model. |
Transformerless Off-line The UCC1889 controller is optimized for use as an off-line, low power, low voltage, Applications regulated bias supply.The unique circuit topology utilized in this device can be Ideal Primary-side Bias Supply visualized as two cascaded flyback converters, each operating in the discontinuous mode, and both driven from a single external power switch. Efficient BiCMOS Design benefit of this approach is the ability to ach
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