3w球泡灯(大功率led）
| 类型 |
led节能灯 |
型号 |
led日光灯 |
| 外径尺寸 |
50（mm） |
灯光颜色 |
白 |
| 材质 |
pc |
led颜色 |
正白 |
| 供电电压 |
12（v） |
功率 |
1w（w） |
| 用途 |
办公照明，室内照明 |
| |
materials
items | description |
encapsulating resin | silicone resin |
electrodes | ag plating copper alloy |
die attach | silver paste |
chip | ingan |
dimensions
maximum ratings (tsoldering=25℃)
parameter | symbol | rating | unit |
dc operating current | if | 350 | ma |
pulsed forward current | ipf | 500 | ma |
esd sensitivity | esd | 2000 | v |
junction temperature | tj | 125 | ℃ |
50% power angle | 2θ1/2 | 140 | deg |
operating temperature | top | -40～+85 | ℃ |
storage temperature | tstge | -40～+100 | ℃ |
junction to heat-sink thermal resistance | rth | 15 | ℃/w |
electro-optical characteristics (tsoldering=25℃)
parameter | symbol | min | typ | max | unit | condition |
luminous flux | ￠v | ---- | 90 | ---- | lm | if=350ma |
forward voltage | vf | ---- | 3.55 | ---- | v |
color temperature | cct | ---- | 5650 | ---- | k |
note.
- luminous flux measurement tolerance:±10%
- forward voltage measurement tolerance:±