PMP9649, Reference Design - Universal Line Input AC-DC 3W High Side Buck Converter using UCC28720
Reference Design using part UCC28720D by Texas Instruments
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Associated Documents
For End Products
- Consumer Electronics
- Refrigerator and freezer
- Thermostat
Description
- PMP9649, Reference Design - Universal Line Input AC-DC 3W High Side Buck Converter using UCC28720. The PMP9649 reference design is a simple, low-cost high side Buck converter to convert universal AC input voltage (85Vac to 265Vac) to a non-isolated 20V/150mA DC output with UCC28720 controller. BJT is applied as the buck switch for cost optimization and simplicity is achieved with built-in sample and hold regulation function in UCC28720
Key Features
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Conversion TypeAC to DC
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Input Voltage85 to 265 (AC) V
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Output Voltage20 V
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Output Current0.15 A
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Output Power3 W
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Efficiency77 %
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TopologyBuck- Non Sync
Featured Parts (2)
| Part Number | Manufacturer | Type | Description | |||
|---|---|---|---|---|---|---|
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UCC28720D | Texas Instruments | AC to DC Switching Converters | AC to DC Switching Converter Flyback 8.15V 87kHz Tube 7-Pin SOIC | Buy | |
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UCC28720DR | Texas Instruments | AC to DC Switching Converters | AC to DC Switching Converter Flyback 8.15V 87kHz T/R 7-Pin SOIC | Buy | |