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AS431ARTR Datasheet(PDF) 5 Page - BCD Semiconductor Manufacturing Limited |
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AS431ARTR Datasheet(HTML) 5 Page - BCD Semiconductor Manufacturing Limited |
5 / 17 page ADJUSTABLE PRECISION SHUNT REGULATORS AS431 5 Nov. 2005 Rev. 1. 1 BCD Semiconductor Manufacturing Limited Data Sheet Parameter Test Circuit Symbol Conditions AS431 Unit Min Typ Max Reference Voltage 0.4% 4 VREF VKA=VREF, IKA=10mA 2.490 2.500 2.510 V 0.8% 2.480 2.500 2.520 Deviation of Reference Voltage Over-temperature 4 ∆V REF VKA=VREF IKA=10mA 0 to 70oC 4.5 8 mV -40 to 85oC 4.5 10 Ratio of Change in Reference Voltage to the Change in Cathode Voltage 5 ∆V REF ∆V KA IKA=10mA ∆V KA= 10V to VREF -1.0 -2.7 mV/V ∆V KA= 36V to 10V -0.5 -2.0 Reference Current 5 IREF IKA=10mA, R1=10KΩ, R2=∞ 0.7 4 µA Deviation of Reference Current Over Full Temperature Range 5 ∆I REF IKA=10mA, R1=10KΩ R2= ∞, T A=-40 to 85 oC 0.4 1.2 µA Minimum Cathode Current for Regulation 4 IKA (Min) VKA=VREF 0.4 1.0 mA Off-state Cathode Current 6 IKA (Off) VKA=36V, VREF=0 0.05 1.0 µA Dynamic Impedance 4 ZKA VKA=VREF, IKA=1 to 100mA, f ≤ 1.0KHz 0.15 0.5 Ω Electrical Characteristics for AS431 Operating Conditions: TA=25 oC, unless otherwise specified. |
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