产品类型发光二极管品牌进口 型号lt-p21w21l1-s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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