LM431A, LM431B, LM431CTYPICAL PERFORMANCE CHARACTERISTICS (CONTINUED) 140 A 120 B A V = Vref KA B V = 5.0 V @ I = 10 mA KA K C C V = 10 V @ I = 10 mA 100 KA K D V = 15 V @ I = 10 mA KA K T = 25oC A 80 60 40 , CATHODE CURRENT(mA) I K D 20 0 100p 1n 10n 100n 1u 10u C , LOAD CAPACITANCE L Figure 11. Stability Boundary Conditionswww.onsemi.com5