¤ýMeasure temperature in PN connection part and thermal resistance by analyzing physical property of high power LED.
¤ýMeasure thermal property of LED (Optical and thermal property) according to change of temperature in normal or excessive conditions.
¤ýObtain beneficial information for package design by analyzing functional output of high power LED and figuring out thermal flow.
¤ýSimultaneous measurement of optical and electrical property of LED in accordance with change of ambient temperature.
¤ýApplied for obtaining LED efficiency and temperature control in accordance with change of temperature in connection part.
¤ýSuitable for related R&D and QRA.
¤ýThermal property: K-factor at 1mA or 10mA of thermal resistance, temperature in P-N connection part, and functional output.
¤ýoptical properties: Max wavelength, dominant wavelength(¥ëp, ¥ëd), luminous intensity, intensity radiation (Iv,Ie) CIE color coordinate(Cx, Cy), FWHM, Correlated color temperature(CCT), Color rendering index(CRI) , Optical efficiency(K), and Total Luminous flux(¥Õv,¥Õe)
¤ýElectrical property : Forward voltage, reverse voltage(Vf, Vr), Forward current, reverse current(If, Ir ) optical-current-voltage Sweep( L I V Sweep Curve)
MEASUREMENT ITEMS | JUNTION TEMPERATURE | THERMAl RESISTANCE |
Range | 0¡É ~250¡É | 0¡É/W ~999.9¡É/W |
Accuracy | ¡¾0.5¡É | ¡¾0.5¡É/W |
Resolution | 0.1¡É | 0.5¡É/W |
Transient State | Rising Falling Impulse |
|
Sampling rate | Max. 1 MHz |
SYSTEM SPECIFICATIONS | |
Analog Output | 4MS/sec |
Analog Input | 1MS/sec |
Channel | Input 2 ch |
Resolution | 22bit |
Source Current | ¡¾1A |
Frequency | 200 KHz ÀÌÇÏ |
Pulse Width | 1¥ì sec ÀÌ»ó |
Thermocouple | T-type |
GUI & Hardware interface program |