- Luminus flux calculator

Nichia 219B (NVSW219B)

change led type

link (datasheet or manufacturer page)

View color bins

Bin:	(?) D160(?) D180(?) D200D220D240D260D280D300(?) D320(?) D340
Current:		, mA
Temperature:		, °C (optional field)

Current must be integer value in range 0..1997
Temperature must be integer value in range -38..100

calculate
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Luminous flux of Nichia 219B (NVSW219B) D180 bin @30 mA is 9 lm power consumption is 0.08 Wt, efficiency 117.6 lm/Wt

choose circuit board ( I_max=30mA ± 10% ) choose limiting resistor ( I=30mA )