DAK-16A Power Integrations, DAK-16A Datasheet - Page 2

• Manufacturer Part Number: DAK-16A
• Description: KIT DESIGN ACCELERATOR ADAPTER
• Manufacturer: Power Integrations
• Series: LinkSwitch®r

Specifications of DAK-16A

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 1, Isolated
• Power - Output: 2.75W
• Voltage - Output: 5.5V
• Current - Output: 500mA
• Voltage - Input: 85 ~ 265VAC
• Regulator Topology: Flyback
• Frequency - Switching: 42kHz
• Board Type: Bare (Unpopulated)
• Utilized Ic / Part: LNK500, LNK501, LNK520
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Other names: 596-1001

EPR-16 - LinkSwitch 2.75 W Charger/Adapter
1
2
3
4
5
6
7
8
9
10 Appendix A – EP-16 Enclosure Opening Procedures ..............................................27
11
4.1
4.2
4.3
4.4
4.5
7.1
7.2
7.3
7.4
7.5
8.1
8.2
8.3
9.1
9.2
9.3
9.4
9.5
9.6
10.1
10.2
11.1
11.2
11.3
11.4
Introduction.................................................................................................................4
Power Supply Specification ........................................................................................5
Schematic...................................................................................................................7
Circuit Description ......................................................................................................8
PCB Layout ..............................................................................................................12
Bill Of Materials ........................................................................................................13
Transformer ..............................................................................................................14
Performance Data ....................................................................................................17
Waveforms ...............................................................................................................19
9.1.1
9.1.2
9.4.1
9.4.2
9.6.1
9.6.2
9.6.3
11.4.1
11.4.2
Appendix B – LNK520P in the High-Side Configuration ..........................................28
Input Stage ..........................................................................................................8
LinkSwitch Operation ..........................................................................................9
Transformer.......................................................................................................10
Clamp and Feedback Components ...................................................................10
Output Stage .....................................................................................................11
Transformer Winding .........................................................................................14
Electrical Specifications.....................................................................................14
Materials............................................................................................................15
Transformer Build Diagram ...............................................................................15
Transformer Construction..................................................................................16
Line and Load Regulation..................................................................................17
Efficiency ...........................................................................................................18
No-Load Input Power ........................................................................................18
Drain Voltage and Current Waveforms..............................................................19
Output Voltage Start-up Profile..........................................................................20
Load Transient Response (0.25 A to 0.5 A Load Step) .....................................20
Output Ripple Measurements............................................................................21
Thermal Measurements ....................................................................................23
Conducted EMI..................................................................................................24
Method 1 - Non-destructive ...............................................................................27
Method 2 - Destructive ......................................................................................27
Introduction........................................................................................................28
Comparison of LNK501 and LNK520 ................................................................28
Circuit Changes.................................................................................................29
Performance Data .............................................................................................30
Power Integrations
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90 VAC, Normal Operation.........................................................................19
265 VAC, Normal Operation.......................................................................19
Ripple Measurement Technique ................................................................21
Output Voltage Ripple ................................................................................22
Optional Components With Artificial Hand .................................................25
Optional Components Without Artificial Hand ............................................25
Optional Components Removed With Artificial Hand .................................26
Line and Load Regulation ..........................................................................30
Efficiency....................................................................................................31
Table Of Contents
Page 2 of 36
17-May-04