LED

LED

Light Emitting Diode: LED

solid statep-n

LEDLED module

LED

LEDSelf - ballasted LED module

LED

LED

LEDIntegral LED module

LED

LEDIntegral Self - ballasted LED module

LED

LEDBuilt - in LED module

LED

LEDBuilt - in Self - ballasted LED module

LED

LEDIndependent LED module

LED

LED

LEDIndependent Self - ballasted LED module

LED

LED

LEDSemi - ballasted LED module

LEDServiceable LED module

LEDLED

LEDReplaceable LED module

LEDLED

LEDLED package

LED

IEC

LEDLED

LED Double - capped retrofit LED - lamp

LED

IEC 60155

LED

LEDSelf - ballasted LED - lamp

IEC 60061-1LED

LEDLED - Luminaire

LED

LED

LEDIntegral LED - luminaire

LED

LED

LED

LED - luminaire with built - in (self - ballasted or semi - ballasted) LED module

LEDLED

Family

LED

LED

LEDLED

LED

LED

Lamp control gear

Reference Ballast

C

IEC 60921AIEC 60923

Built-in lamp control gear

Independent lamp control gear

Integral lamp control gear

LEDElectronic control gear for LED modules

LEDLED

a.cd.cd.c or a.c supplied control gear

LED

SELV

Safety extra - low voltage (SELV) - equivalent control gear

LED

SELV

SELVIndependent SELV control gear

SELV

IEC 60558-1:1998

Associated control gear

Stationary controlgear

Plug - in control gear

High audio - frequency impedance control gear

IEC 62384

Control unit of the control gear

LED

LEDLED

Power supply of the control gear

Short - circuit proof control gear

Non - inherently short - circuit proof control gear

PTC

Inherently short - circuit proof control gear

Fail - safe control gear

Non - short - circuit proof control gear

HF transformer

Open - circuit proof control gear

Non-inherently open-circuit proof control gear

Inherently open - circuit proof control gear

Rated value

LED

Stabilisation time

LED

Ageing

LED

Initial values

Maintained values

LED

LEDLumen maintenance

LED

LEDLED

LEDLED

Rated life

LED

LEDLife (of an individual LED module / lamp): Lx

LED

LED

Lx

Fy

LED

y

FyLxF50

L70F50L50

F10L70

LED

L50

L70

Failure fraction: Fy

yLED

LED

LEDLED

F10F50

Gradual failure fraction: By

yLED

Abrupt failure fraction: Cy

yLED

Colour code

LED

Bin

LEDLED

LED

Grid

Grid point

u'v'xy

p

jJudd

With color bin

Type

LED

IEC 62031

module

Family

LEDLED

Type test

LED

LED

Type test sample

DTest duration of endurance test

Rated maximum temperature: tc

LED

LED

Recommended maximum LED module operating temperature value: tp

LED

tctptCtp

tptctc

Ambient temperature range

LED

LEDTP

LED

Maximum pinch temperature

Cap temperature rise: ts

IEC 60360

LEDLED module / lamp efficacy

Luminaire efficacy

Light output ratio (of a luminaire): LOR

Rated output voltage for constant voltage controlgear

Rated output current for constant current controlgear

Maximum output voltage

Live part

Total circuit power

LED

Circuit power factor:

r.m.sr.m.s

Rated input power

Rated parasitic power

Rated parasitic power of the controls only during the time with the light source off

Rated emergency lighting charging power

Rated wattage

Frequency wattage

Rated current

Test current

Supply current

Test voltage

Supply voltage

r.m.s.

Working voltage

r.m.s.

Design voltage

rangeVoltage

Protective earth (Ground)

Functional earth (Ground)

EMC

Frame (Chassis)

Floodlighting

Floodlight

Centre beam intensity maintenance

optical beam axis

Peak intensity: IP

Centre beam intensity: IC

Beam angle

ISIRI 5920-1

ISIRI 5920-2-5

ISIRI 7644-1

ISIRI 11721LED

ISIRI 11722

ISIRI 6375-2

- IEC 61347-2-13: Lamp control gear - Particular requirements for D.C or A.C supplied

electronic control gear for LED modules

- IEC 62384: DC or AC supplied electronic control gear for LED modules - Performance

requirements

-

IEC/PAS 62707-1 Ed.1: LED - Binning - Part 1: General requirements and white grid

-

34D/977/DC: Draft IEC/PAS - LED luminaire performance

- 34D/978/DC: Draft IEC/PAS - Luminaires performance requirements - Part 1:General

requirements

- 34A/1404/DC: Proposal for a PAS on 'LED - Testing and prediction of lumen maintenance'

- CIE 43: Photometry of floodlights

- CIE 84: The measurement of luminous flux

- CIE 94: Guide for floodlighting

- CIE 114: CIE collection in photometry and radiometry - Part 1 to 6

- CIE 121: The photometry and goniophotometry of luminaires

-

CIE 127: Measurement of LEDs

- CIE 177: Colour rendering of white LED light sources

- IESNA LM-79: Electrical and photometric measurements of solid-state lighting products

- IESNA LM-80: Measuring lumen maintenance of LED light sources

LEDLED

LED

LED

Wallwasher

LED

ISIRI 5920-1

ISIRI 5920-2-5

ACLED

LED

LED

LED

LED

LEDLEDISIRI 11721

ISIRI 11722

IEC

34D/977/DC

LED10-3-1

34D/977/DC

LEDLEDLED

LED

LED

LED

LED

LEDISIRI 6375-2IEC

61000-3-2

LED

LED

LED

ISIRI 7644-1

IEC 61347-

2-13IEC 62384

LED

LED5IEC 62384

LED

LED

LED13IEC 62384

LED

LED

LED

LED

LEDLED

LED

CIE 121

LED

ALED

LED

LED

3SDCM5SDCM

LED

LED

LED

3SDCM5SDCM

LED

LED(CRI)

LED

LED

LED

LED

LED

LED

LED

LED

LED

LED

F50L70Ta = 25 °CLED

25 °C

nLED

LED

F50L70

LED

LED

n

LED

LED

LED25 °C

LED

LED

F50nLED0.125n

(0.25 x 0.50 x n )

LED

LED

LED

TP

TCTa = 25 °C

LED

TC

TC

TjLEDTjLED

LED

LEDLED

LED

LED

LED

Conduction

Convection

LEDRadiation

LEDMCPCB

LED

C/W

LED

LED

Rth j-sp

Rth sp-a

LEDRth j-aRth j-

sp

Rth sp-a

Ambient Solder PointLED Chip

Tj Tsp Ta

LEDPdVfIfLED

LEDTjTa

Tj = Ta + (Rth j-a

Pd)

LEDPCBMCPCB

LEDMCPCB

LEDLEDMCPCB

Rth sp- a Rth j- sp

LED Solder Point Heatsink Ambient

Tj Tsp Th Ta

Rth j-sphRth-spRth h-a

Rth j-a = Rth j-sp + Rth sp-h + Rth h-a

LED

Rth

h-a

LEDTa55 C.Vf=

3.25V 350mA

Ptotal = 6

0.350 A

3.25V = 6.825 W

Rth j- sp Rth sp- a Rth h-a

LED chip

Tj

LED chip

Tj

LED chip

Tj Heat Sink Ambient

LED chip solder point

Tsp Th Ta

Tj

LED chip

Tj

LED chip

Tj

Rth j-spC/W8

LEDTj145 C

Tj = Ta + Ptotal Rth j

sp/6 + Rth sp-h + Rth h-a

LEDRth sp-h

1 C/W

Rth h-a

Rth h-a

Rth j- sp

Rth j- sp

Rth j- sp

Rth j- sp

Rth j- sp

Rth j- sp

Rth j- sp Rth j- sp

Rth h-a = 145 C- 55 C - 8 C/W

6.825W / 6 - 1 C/W

6.825W

/ 6.825W = 10.85 C/W

C

Rth h-a10.85 C/W

MCPCB

MCPCB

LED

LEDMCPCB

MCPCB

LED

LED

MCPCB

Forward

8 C/W MCPCB

C

TJ = Ta + Ptotal

Rth j-a

Rth j-a = Rth j-b + Rth b-a

Rth j_b = Rth j-sp + Rth sp-b = 8 C/W +1 C/W = 9 C/W

Rth b-a = (Tb

Ta) / Ptotal Ptotal= If

Vf Ta =23 C

TJ ( C) Rth j-a( C/W) Rth b-a( C/W)Tb( C) Vf (V) If (mA)

MCPCB

350 mA

84 CLED

84 C

IPIPLED

LED(outdoor)IP65LED

(indoor)IP44IP45

ISIRI

5920-1IEC 60598-1

LED

IEC

34D/977/DC

LEDABC

A

LEDLEDLED

BLEDLEDLED

LED

CLEDLED

CBA

LED

LEDLEDLED

IEC 34D/977/DC

LED

LEDDCAC

LED

LED

LED

LEDLEDLED

IEC 34D/977/DC

LED

LEDLED

LEDLED

LED

LEDLED

LED

LED

LEDkm/h

LED

LED

ISIRI 5920-2-5

LED

LED

LED

LED

LED

LED

LED

V

Hz

A

W

LED V

LEDW

LEDW

LED

%

THD%

Lm

CBCPcd

Lm/W

K

x

y

Rated power for LED modulesLED

Power efficiencyLED

Center Beam Candle Power

Beam angle

LED

K

x

y

%

%

nm

nm

F50L70Ta = 25 °C h

F50L70h

%

°C

TCTa = 25 °C°C

Tj°C

IP

ABC

LED

LED

Operating temperature

Junction maximum temperaturep-nLED

p-n

LED

LED

kg

L

W

Hcm

m

h

Wallwasher

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