A new 70-watt LED power supply from Emerson Network Power (Columbus, OH) is in the company's LDS70 power supply series, and provides constant-current and constant-voltage modes of operation. The power supply operates from ‒40ºC to +60ºC, with a low-profile form-factor and IP67 ratings. Dimmable options are also offered. The EMC-compliant LDS70 LED power supply has an input range of 100-240 VAC for U models or 120-277 VAC for H models, and an input frequency of 47-63 Hz. Short circuit, overvoltage, and overtemperature protection is provided.

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Light emitting diodes (LEDs) Lighting
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This article first appeared in the November, 2010 issue of Lighting Technology Magazine (Vol. 34 No. 11).

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