Reference Designs
US Line (120VAC +/- 15%) Input: 12V/450mA and 5V/50mA Dual Output Bias Supply Reference Design
Texas Instruments
The PMP20315 is a low cost bias supply reference design with 12V/450mA and 5V/50mA outputs from 120VAC input. This reference 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/450mA and 5V/50mA outputsLess than 35oC temperature rise on all partsSingle layer PCB designFlyback with bipolar junction transistor (BJT) switchTest report available
Applications
- Residential water heater
- Heat pump
Product Categories
- Power management
End Equipment Reference Diagrams
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