US$9.50

EPISTAR 20W 20000k-21000K Multichip
[EPS45-20-20KK-Y]

EPISTAR 20W 20000k-21000K Multichip
Feature:

  • Item consisted with ultimate selection chips;
  • Real red copper chips carrier;
  • 99.999 purity gold wiring;
  • Dow Corning high transperency silicon thermal sealant.

Description:

  • LED chips: EPISTAR ES-CABLV45H 45x45 mil
  • Wavelength: 20000K-21000K x 9 chips
  • Phosphor coated: Yellow
    Click to see microscope image 
  • DC forward Voltage: 10-11V
  • DC forward current: 2000mA max
  • Rated power: 22W max
  • Viewing Angle: 120 Degree
  • Dimension: 20mm x 20mm x 4mm
  • Working temp: <70°C


Photosynthetic Photon Flux Data
Instrument: Apogee MQ-200 PAR Meter
Forward Current: 1000mA & 2000mA
Distance(in air) Offset 0cm Offset 5cm Offset 10cm Offset 15cm
20cm 92 159 80 136 59 102 42 73
30cm 42 71 40 68 34 58 28 49
40cm 24 42 23 41 22 38 19 34
50cm 15 27 15 27 15 26 13 24
below data was getting through optics lens
20cm / 60° 396 688 324 557 55 97 4 6
30cm / 60° 190 330 161 279 133 233 19 33
40cm / 60° 111 192 98 170 88 152 59 102
50cm / 60° 73 126 67 115 59 101 54 94
20cm / 90° 127 221 117 203 127 217 48 82
30cm / 90° 58 100 56 96 51 88 52 90
40cm / 90° 33 57 32 56 31 53 29 50
50cm / 90° 22 38 21 37 21 37 21 36

Free Bonus 3.0W/m-k Thermal pad

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