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Texas Instruments UCC28722DBVR | Demoboard PMP20421
US Line (120VAC +/- 15%) Input, 12V/850mA Output Bias Supply Reference
Overview
| Topology | Flyback Converter |
| Input voltage | 102-138 V |
| Output 1 | 12 V / 0.85 A |
| IC revision | A |
Description
The PMP20421 is a low cost bias supply reference design with 12V/850mA output from 120VAC input. This design uses BJT with UCC28722 primary-side regulation BJT controller and single layer PCB to reduce the overall BOM cost.
Features
120VAC nominal (102VAC to 138VAC) 50/60Hz input to 12V/850mA outputConduction EMI testedSingle layer PCB designFlyback with bipolar junction transistor (BJT) switchTest report available
REMARK: Schematic and BOM is added
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Product series | IR (A) | L (mH) | RDC max. (Ω) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 744862100 | SPEC | 8 files | WE-TFC Common Mode Power Line Choke | 0.45 | 10 | 1.65 | 300 | 2500 | MnZn | 17 | 11.5 | 17 | THT |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Product series | IR (A) | L (mH) | RDC max. (Ω) | VR (V (AC)) | VT (V (AC)) | Material | L (mm) | W (mm) | H (mm) | Mount | Samples |
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