产品类型发光二极管品牌进口 型号lt-p21w16l1i结构面接触型 材料铝化(gaalas)封装形式功率型 封装材料树脂封装功率特性大功率 频率特性超高频发光颜色白色 led封装无色透明封装(t)出光面特征面发光管 发光强度角分布标准型高反向电压vr5（v） 正向直流电流if350（ma）

低价供应大功率白光，蓝光，绿光，红光，黄光等大功率led。

lebelight high power led

data sheet

features

◆hight luminous efficacy 1w nature white led

◆dimeion: 14.5mm×8mm×5.2mm

◆viewing angle: 120 deg

◆the ingaain chip iide

◆low thermal resistance

◆lead(pb) free and rohs compliant

◆driver currents: 350ma

◆available in white (3,500 k to 45,00 k cct)

◆lumen maintenance of great than 70% after 50,000 houapplicatio

◆street lighting

◆automotive lighting

◆gerenal lighting

◆indoor and outdoor architectural lighting

◆signage and channel letter

package outline

notes:

1.all dimeio are in millimete.

2.all tolerance is ±0.20mm unless otherwise noted.

absolute maximum rating

parameter

symbol

value

units

dc forward current

if

400

ma

peak plused current(@1khz ,10% duty cycle)

ifp

500

ma

revee voltage

vr

5

v

junction temperature

tj

125

℃

esd classification (hbm)

---

class 1

---

storage temperature

tstg

-40～+ 110

℃

operating case temperature

topr

-40～+ 110

℃

soldering temperature

tsol

260

℃

notes:

1. proper current derating must be observed to maintain junction temperature below

the maxium.

2.leds are not desinged to be driven in revee bias.

characteristics @ tc=25℃

parameter

symbol

min.

typ.

max.

units

viewing angle

2θ1/2

---

120

---

degree

luminous flux(@350ma)

φ

85

90

95

lm

forward voltage(@350 ma)

vf

---

3.3

3.6

v

correlated color temperature

cct

---

4000

4500

k

chromaticity coordinates

x,y

---

0.32,0.33

---

---

thermal resistance junction-case

rθj-c

---

15

---

℃/w

notes:

1. proper current derating must be observed to maintain junctiontemperature below

the maxium.

2.leds are not desinged to be driven in revee bias.

3. lebelight maintai a tolerance of±10% on flux measurements.

4. lebelight maintai a tolerance of±0.1v on forward voltage measurements.

5. cct±5% tester tolerance.

6. typical color rendering index (cri) is 75

luminous flux bi@350ma

bin code

min.

typ.

max.

units

a11

85

----

95

lm

nature white bin

forward voltage bi@350ma

bin code

min.

typ.

max.

units

j

3.0

----

3.2

v

k

3.2

----

3.4

v

l

3.4

----

3.6

v

relative spectral power distribution@ tc=25℃

electrical characteristics@ tc=25℃

relative inteity vs. current @ tc=25℃

typical spatial radiation pattern @ tc=25℃typical light output over temperature

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