Inexpensive and durable.
Typical usage: as indicator lights.
Common colors: green (~565nm),
yellow (~585nm), orange(~615nm), and red (~650nm).
Maximum forward voltage: | 1 .8V.
Typical operating currents: 1 to 3mA.
Typical brightness levels: 1.0 to 3
.0mcd/1 mA to 3 .0mcd /2mA.
High-brightness
LEDs exist.
– Used in high-brightness flashers (e.g., bicycle
flashers).
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