| 類型 | led節能燈 | 型號 | led日光燈 |
| 外徑尺寸 | 50（mm） | 燈光顏色 | 白 |
| 材質 | pc | led顏色 | 正白 |
| 供電電壓 | 12（v） | 功率 | 1w（w） |
| 用途 | 辦公照明，室內照明 |
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.