NSIC2050JBT3G Constant Current Regulator & LED Driver for A/C off-line Applications 120 V, 50 mA 15%, 3 W Package NSIC2050JBT3G MAXIMUM RATINGS (T = 25C unless otherwise noted) A Rating Symbol Value Unit AnodeCathode Voltage Vak Max 120 V Reverse Voltage V 500 mV R Operating Junction and Storage Temperature Range T , T 55 to +175 C J stg ESD Rating: Human Body Model ESD Class 3A (4000 V) Machine Model Class C (400 V) Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. ELECTRICAL CHARACTERISTICS (T = 25C unless otherwise noted) A Characteristic Symbol Min Typ Max Unit Steady State Current Vak = 7.5 V (Note 1) I 42.5 50 57.5 mA reg(SS) Voltage Overhead (Note 2) V 1.8 V overhead Pulse Current Vak = 7.5 V (Note 3) I 48.1 57.4 66.7 mA reg(P) Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions. 2 1. I steady state is the voltage (Vak) applied for a time duration 80 sec, using 100 mm , 1 oz. Cu (or equivalent), in still air. reg(SS) 2. V = V V . V is typical value for 80% I . overhead in LEDs overhead reg(SS) 3. I nonrepetitive pulse test. Pulse width t 360 sec. reg(P) Figure 1. CCR VoltageCurrent Characteristic