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UL 8750:
7 U$ n; S& r- Z3.10 LED (LIGHT EMITTING DIODE) – A solid-state component embodying a p-n junction, emitting
; r! k6 G/ G1 @: ^4 yoptical radiation when excited by an electric current.
3 Q9 N9 U* G S* Z8 ?3.11 LED ARRAY (LED MODULE) – An assembly of one or more LED discrete electronic components; N! C) F0 k# Y0 I4 a$ U$ o3 L
on a printed circuit board, typically with optics and additional thermal, mechanical, and electrical
: n' y* l2 X$ p3 k2 ~1 h, l' hinterfaces.& [6 C- ^ ~8 p& g- _ Q
3.12 LED CONTROL MODULE (LED CONTROLLER) – Electronic circuitry interposed between the
5 t/ i5 y! i1 G9 w# t9 a" o' Rpower source and an LED array to dim, switch, or otherwise control the electrical energy to the LED# O1 v: [- A3 F6 Z! e, Q- X
array. The device does not contain a power source and is not connected directly to the branch circuit.
9 q7 p4 j$ T, N3 ~" U o" J3.13 LED DRIVER – A power source that adjusts the voltage or current to LEDs, ranging in complexity" w5 _4 j1 W- Z! w! [
from a resistor to a constant voltage or constant current power supply. Also referred to as Lamp Control" g$ S2 o2 l: g5 U$ }
Gear. (See also Power Source.)
: A# ?! V0 ^2 Z* V7 P3.14 LED PACKAGE – An assembly of one or more LED die that contains wire bond connections and2 m( r) I, Q" f( H b* o$ L
may include an optical element and thermal, mechanical, and electrical interfaces. The package does6 a1 O+ o1 b+ Z; V! x
not include a power source and is not connected directly to the branch circuit. |
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发表于 2011-5-4 12:52
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发表于 2011-5-4 13:37
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