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BL431 Datasheet(PDF) 2 Page - Galaxy Semi-Conductor Holdings Limited |
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BL431 Datasheet(HTML) 2 Page - Galaxy Semi-Conductor Holdings Limited |
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2 / 4 page  BL Galaxy Electrical Production specification Programmable Shunt Regulator BL431 Document number: BL/SSSR171 www.galaxycn.com Rev.A 2 ELECTRICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified Parameter symbol conditions Min. Typ. Max. unit Reference Input voltage VREF VKA=VREF,IKA=10mA 2.44 2.495 2.55 V Deviation of Reference Input Voltage Over-Temperature (Note1) ∆VREF/ ∆T VKA=VREF,IKA=10mA, TMIN≤TA≤TMAX 4.5 17 mV ∆VKA=10V-VREF -10 -2.7 Ratio of Change in Reference Input Voltage to the Change in Cathode Voltage ∆VREF/ ∆VKA IKA= 10mA ∆VKA=36V-10V -0.5 -2.0 mV/V Reverse Input current IREF IKA=10mA, R1=10KΩ,R2=∞ 1.5 4 μA Deviation of Reference Input Currrent Over Full Temperature Range ∆IREF/∆T IKA=10mA, R1=10KΩ,R2=∞ TA=Full Range 0.4 1.2 μA Minimun Cathode Current for Regulation IKA(MIN VKA= VREF 0.45 1.0 mA Off-Stage Cathode Current IKA(OFF) VKA=36V, VREF=0 0.05 1.0 μA Dynamic Impedance(Note2) ZZA VKA= VREF, IKA=1 to 100mA f≥1.0KHz 0.15 0.5 Ω •TMIN=-25℃,TMAX=+85℃ TYPICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified |
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