5V1A low standby power AC Charger with low cost BJT solution

(ACTIVE) PMP4373

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Technical Documents

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Description

This reference design demostrates a low cost single PCB board solution for 5V1A adapter. By using primary side regulation (PSR) mode chip UCC28720 which drives bipolar power device, average efficiency is 76%@115V and 77%@230Vac. PMP4373 achieves high precise CC and CV regulation with 0.15V cable compensation The overall size is limited in 35.7mm(L)* 25.7mm(W)*14mm(H) and no load power is less than 10mW. The design is done with single PCB layer.

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.


  




Parametrics
 PMP4373.1
(Output Voltage 1)
Vin (Min) (V)85
Vin (Max) (V)265
Vout (Nom) (V)5
Iout (Max) (A)1
Output Power (W)5
Isolated/Non-IsolatedIsolated
Input TypeAC
TopologyFlyback- Quasi Resonant

TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
UCC28720  Constant-Voltage, Constant-Current Controller with Primary-Side Regulation for Bipolar Power Devices  Offline and Isolated DC/DC Controllers and Converters  Sample & Buy View Design Kits & Evaluation Modules

Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 294 09 Aug 2013 24
Design files (3)
Title Abstract Type Size (KB) Date Views
PDF 311 09 Aug 2013 24
PDF 193 09 Aug 2013 37
PDF 43 09 Aug 2013 43


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