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KA431SMF2TF Scheda tecnica(PDF) 4 Page - Fairchild Semiconductor |
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KA431SMF2TF Scheda tecnica(HTML) 4 Page - Fairchild Semiconductor |
4 / 10 page © 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com KA431S / KA431SA / KA431SL Rev. 1.1.0 4 Electrical Characteristics Values are at TA = 25°C unless otherwise noted. Note: 1. TMIN = -40°C, TMAX = +85°C Symbol Parameter Conditions KA431S KA431SA KA431SL Unit Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. VREF Reference Input Voltage VKA = VREF, IKA = 10 mA 2.450 2.500 2.550 2.470 2.495 2.520 2.482 2.495 2.508 V ΔVREF/ΔT Deviation of Reference Input Voltage Over- Temperature VKA = VREF, IKA = 10 mA, TMIN ≤ TA ≤ TMAX 4.5 17.0 4.5 17.0 4.5 17.0 mV ΔVREF/ΔVKA Ratio of Change in Reference Input Voltage to the Change in Cathode Voltage IKA = 10 mA ΔVKA = 10 V - VREF -1.0 -2.7 -1.0 -2.7 -1.0 -2.7 mV/V ΔVKA = 36 V - 10 V -0.5 -2.0 -0.5 -2.0 -0.5 -2.0 IREF Reference Input Current IKA = 10 mA, R1 = 10 k Ω, R2 = ∞ 1.5 4.0 1.5 4.0 1.5 4.0 μA ΔIREF/ΔT Deviation of Reference Input Current Over Full Temperature Range IKA = 10 mA, R1 = 10 k Ω, R2 = ∞ TA = Full Range 0.4 1.2 0.4 1.2 0.4 1.2 μA IKA(MIN) Minimum Cathode Cur- rent for Regulation VKA = VREF 0.45 1.00 0.45 1.00 0.45 1.00 mA IKA(OFF) Off - Stage Cathode Current VKA = 36 V, VREF = 0 0.05 1.00 0.05 1.00 0.05 1.00 μA ZKA Dynamic Impedance VKA = VREF, IKA = 1 to 100 mA, f ≥ 1.0 kHz 0.15 0.50 0.15 0.50 0.15 0.50 Ω |
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