TNY264_1 POWERINT [Power Integrations, Inc.], TNY264_1 Datasheet - Page 2

• Manufacturer Part Number: TNY264_1
• Description: Generic PCB for DVD Player using TinySwitch-II
• Manufacturer: POWERINT [Power Integrations, Inc.]

DER-9
Table Of Contents
1
2
3
4
5
6
7
8
9
Important Notes:
Although this board is designed to satisfy safety isolation requirements, the engineering
prototype has not been agency approved. Therefore, all testing should be performed
using an isolation transformer to provide the AC input to the prototype board.
Page 2 of 25
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
6.1
6.2
6.3
6.4
6.5
6.6
7.1
7.2
7.3
7.4
7.5
8.1
8.2
8.3
8.4
8.5
Introduction................................................................................................................. 3
Generic Power Supply PCB Layout............................................................................ 4
Schematic................................................................................................................... 5
Circuit Description ...................................................................................................... 6
Bill Of Materials – Generic PSU with all options ......................................................... 8
Example One - 5.7W TNY264 DVD PSU .................................................................. 9
The Original 5.7W design in ASM-140292 used an EE19 core. Error! Bookmark not
defined.
Example Two - 8.5W TNY266 DVD PSU ................................................................ 15
Example Three – 11.6W TNY267 DVD PSU............................................................ 19
Revision History ....................................................................................................... 24
Input EMI Filtering ............................................................................................... 6
Primary Clamp Snubber ...................................................................................... 6
Output filtering..................................................................................................... 6
Output Feedback................................................................................................. 6
“DC Switch” ......................................................................................................... 6
+8V Option .......................................................................................................... 6
–22V option ......................................................................................................... 6
Floating +3V and Its Bias Option......................................................................... 7
–12V Linear Regulator Option............................................................................. 7
DVD Power Requirements .................................................................................. 9
Schematic ......................................................................................................... 10
Bill Of Materials ................................................................................................. 11
Transformer Electrical Diagram......................................................................... 12
Cross Regulation............................................................................................... 12
Design Option with EEL25 - Spreadsheet ......................................................... 12
Specification...................................................................................................... 15
Schematic ......................................................................................................... 16
Bill of Materials.................................................................................................. 17
Transformer Electrical Diagram......................................................................... 18
Cross Regulation............................................................................................... 18
Specification...................................................................................................... 19
Schematic ......................................................................................................... 20
Bill of Materials.................................................................................................. 21
Transformer Electrical Diagram......................................................................... 22
Cross Regulation............................................................................................... 23
Generic PCB for DVD Player using TinySwitch-II
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Power Integrations
www.powerint.com
February 4, 2004