RDK-194 Power Integrations, RDK-194 Datasheet - Page 3

• Manufacturer Part Number: RDK-194
• Description: KIT REF DESIGN FOR LNK406EG
• Manufacturer: Power Integrations
• Type: Power Factor Correctionr

Specifications of RDK-194

• Current - Output / Channel: 500mA
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 28V
• Features: Dimmable with Standard TRIAC Dimmer, Power Factor Correction
• Voltage - Input: 90 ~ 265VAC
• Utilized Ic / Part: LNK406EG
• Input Voltage: 90 V to 265 V
• Output Voltage: 28 V
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: LNK406EG
• Other names: 596-1308

Table of Contents
1
2
3
4
5
6
7
8
9
10
11
12
13
Page 3 of 42
4.1
4.2
4.3
4.4
4.5
6.1
6.2
7.1
7.2
7.3
7.4
7.5
9.1
9.2
10.1
10.2
12.1
12.2
12.3
12.4
12.5
12.6
13.1
13.2
Introduction .................................................................................................................5
Power Supply Specification ........................................................................................7
Schematic ...................................................................................................................8
Circuit Description.......................................................................................................9
PCB Layout...............................................................................................................12
Bill of Materials .........................................................................................................13
Transformer Specification .........................................................................................15
Transformer Design Spreadsheet .............................................................................17
Performance Data.....................................................................................................20
9.1.1
9.1.2
9.1.3
9.2.1
9.2.2
13.2.1
13.2.2
Thermal Performance............................................................................................25
Harmonic Data ......................................................................................................26
Waveforms ............................................................................................................28
Dimming ................................................................................................................31
Input Filtering .......................................................................................................9
LinkSwitch-PH Primary ........................................................................................9
Feedback...........................................................................................................10
Output Rectification ...........................................................................................11
TRIAC Phase Dimming Control Compatibility....................................................11
Electrical ............................................................................................................13
Mechanical ........................................................................................................14
Electrical Diagram..............................................................................................15
Electrical Specifications .....................................................................................15
Materials ............................................................................................................15
Transformer Build Diagram................................................................................16
Transformer Construction ..................................................................................16
Power Efficiency ................................................................................................20
Regulation .........................................................................................................22
V
V
Input Line Voltage and Current ..........................................................................28
Drain Voltage and Current .................................................................................28
Output Voltage and Ripple Current....................................................................29
Output Voltage and Drain Current Start-up Profile ............................................29
Output Current and Drain Voltage During Shorted Output.................................30
Open Load Output Voltage ................................................................................30
Input Phase vs. Output ......................................................................................31
Output Voltage and Input Current Waveforms...................................................32
IN
IN
= 115 VAC (U1: No Heat Sink) ....................................................................25
= 230 VAC (U1: No Heat Sink) ....................................................................25
28 V ............................................................................................................20
25 V ............................................................................................................20
31 V ............................................................................................................21
Output Voltage and Line.............................................................................22
Input Voltage and Output Voltage Regulation ............................................23
V
V
IN
IN
= 115 VAC / 60 Hz ................................................................................32
= 230 VAC / 50Hz .................................................................................33
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