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TL431CM3 データシート(PDF) 2 Page - Cystech Electonics Corp. |
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TL431CM3 データシート(HTML) 2 Page - Cystech Electonics Corp. |
2 / 5 page CYStech Electronics Corp. Spec. No. : C502M3 Issued Date : 2003.04.02 Revised Date : 2005.04.20 Page No. : 2/5 TL431M3 CYStek Product Specification Functional Block Diagram & Symbol Test Circuits Electrical Characteristics ( Ta=25°C unless otherwise specified ) Characteristics Symbol Test Conditions Min Typ Max Unit TL431A 2.445 2.495 2.545 TL431B 2.470 2.495 2.520 Reference Input Voltage TL431C VREF VKA=VREF, IK=10mA 2.480 2.495 2.510 V Deviation of Reference Input Voltage Over-Temperature VREF(dev) VKA=VREF, IK=10mA Tmin ≤Ta≤Tmax - 4 17 mV IK=10mA, ∆VKA=10V-VREF - -1.4 -2.7 mV Ratio of Change in Reference Input Voltage to the Change in Cathode Voltage ∆VREF / ∆VKA IK=10mA, ∆KKA=36V-10V - -1.0 -2.0 V Reference Input Current IREF IK=10mA, R1=10k Ω, R2= ∞ - 2 4 µA Deviation of Reference Input Current Over Full Temperature Range IREF(dev) IK=10mA, R1=10k Ω, R2= ∞, Ta=Full Range - 0.4 1.2 µA Minimum Cathode Current for Regulation IK(min) VKA=VREF - 0.4 1.0 mA Off-State Cathode Current IK(off) VKA=36V, VREF=0 - 0.1 1.0 µA Dynamic impedance ZKA VKA=VREF, f ≤1.0KHz IK=1 to 100mA - 0.2 0.5 Ω Functional Block Diagram : Symbol : Cathode Reference Anode Cathode VREF + - Reference Anode IN VZ II IREF VREF IZ R1 Fig1. Test Circuit for VZ=VREF II VZ IN IREF IZ R2 VREF Fig 2. Test Circuit for VZ>VREF Note : VZ=VREF(1+R1/R2)+IREFxR1 IN VZ Fig3. Test Circuit for Off-State Current |
同様の部品番号 - TL431CM3 |
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同様の説明 - TL431CM3 |
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