4

XLamp a19 RefeRence Design

trademarks of Cree, Inc. For product specifications, please see the data sheets available at www.cree.com. For warranty information, please contact Cree Sales at sales@cree.com.

Characteristic

Requirement

electromagnetic and radio Frequency

Interference

must meet appropriate Fcc requirements for consumer use (Fcc 47 cFr part 15)

audible Noise

class a sound rating

Transient protection

power supply shall comply with Ieee c62.41-1991, class a operation. The line transient

shall consist of seven strikes of a 100 kHz ring wave, 2.5 kv level, for both common mode

and differential mode.

operating voltage

lamp shall operate at rated nominal voltage of 120, 240 or 277 vac, or at 12 or 24 vac

or vDc.

table 1: energy star requirements for all integral Led lamps

This table summarizes the energy Star requirements for non-standard leD lamps.

Characteristic

Requirement

Minimum luminous efficacy

leD lamp power < 10 w: 50 lm/w

leD lamp power > 10 w: 55 lm/w

minimum light output

200 lumens

luminous intensity distribution

No specific distribution is required. Must submit goniophotometry report showing luminous

intensity distribution produced by the lamp.

lumen maintenance

l70 > 25,000 hours

rapid-cycle stress test

cycle times must be 2 minutes on, 2 minutes off. lamp will be cycled once for every 2

hours of required minimum l

table 2:energy star requirements for non-standard Led lamps

The following table summarizes the energy Star requirements for omnidirectional lamps.

Characteristic

Requirement

Minimum luminous efficacy

leD lamp power < 10 w: 50 lm/w

leD lamp power > 10 w: 55 lm/w

minimum light output

200 lumens

Nominal wattage of lamp to be replaced

(watts)

25

35

40

60

75

100

125

150

minimum initial light output of leD lamp

(lumens)

200

325

450

800

1100

1600

2000

2600