msb557ta high brightness blinking led lamp description msb557ta is a high brightness output red led lamp with a 5mm diameter clear transparent lens . the built-in ic flashes the lamp on/of f and can be driven directly by standard ttl or cmos circuits , eliminating the need for external switching circuitry. absolute maximum ratings operating temperature range -20 to +80c storage temperature range -30 to +100c lead soldering temperature (1/16" from body) 260c for 5 sec. electro-optical characteristics (ta=25c) parameter symbol min typ max unit conditions luminous intensity iv 100 200 mcd vopr=3v dc operating voltage vopr 2.5 3.0 3.8 v peak current(1/24 duty cycle) icm 10 35 ma vopr=3v dc dominant wavelength d 660 nm vopr=3v dc flashing rate 0.6 1.0 1.8 hz vopr=3v dc viewing angle 2 1/2 20 degree vopr=3v dc caution *reverse voltage will damages the led . *static eletricity and surge damages the led ,it is recommended to use a wrist band or anti-eletrostatic glove when handling the led . all devices,equipment and machinery must be properly grounded. rev : e 20/1/2005 micro electronics
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