@vic AV431 AV431 Adjustable Accurate Reference Source ＳＯＴ－２３－３Ｌ ２．８０±０．０５ １．６０±０．０５ ０．３５ １．９ ０．９５±０．０２５ １．０２ １． ＲＥＦＥＲＥＮＣＥ ２． ＣＡＴＨＯＤＥ ３．ＡＮＯＤＥ ABSOLUTE MAXIMUM RATINGS（Operating temperature range applies unless otherwise specified） Parameter SYMBOL ２．９２±０．０５ FEATURES The output voltage can be adjusted to 36V Low dynamic output impedance ,its typical value is 0.2Ω Trapping current capability is 1 to 100mA The typical value of the equivalent temperature factor in the whole temperature scope is 50 ppm/℃ The effective temperature compensation in the working range of full temperature Low output noise voltage Fast on -state response VALUE UNITS Cathode Voltage VKA 37 V Cathode Current Range(Continuous) IKA -100~+150 mA Reference Input Current Range Iref 0.05~+10 mA Power Dissipation PD 350 mW Operating temperature Topr ℃ Storage temperature Range Tstg 0~70 -55~+150℃ ELECTRICAL CHARACTERISTICS（Tamb=25℃ Parameter Reference lnput Voltage Deviation of reference input Voltage Over temperature (note ) Symbol Vref △Vref /△T unless Test conditions VKA=VREF, IKA=10mA VKA =VREF, IKA =10mA Tmin≤Ta≤Tmax △VKA =10V～ Ratio Of Change in Reference Input Voltage to the change in Cathode otherwise △Vref /△VKA Voltage IKA=10m MIN TYP MAX UNIT 2.440 2.495 2.550 V 4.5 17 mV -1.0 -2.7 m V/V -0.5 -2.0 1.5 0.5 μA 0.4 1.2 μA VREF △VKA =36V～ A ℃ specified） 10V Reference Input Current Deviation Of Reference Input Current Over Full Temperature Range lref △lref /△T IKA= 10mA,R1=10KΩ R2=∞ lKA=10mA, R1=10KΩ R2=∞ T A=full Temperature Minimum cathode current for IKA(min) VKA=VREF 0.45 1.0 mA Off-state cathode Current IKA(OFF) VKA=36V ,VREF=0 0.05 1.0 μA Dynamic Impedance Z KA 0.15 0.5 Ω Regulation VKA=VREF,lKA=1 to 100mA f≤1.0KHz Note：T MIN=0℃ ,T MAX=+70℃ Copyright @vic Electronics Corp. 1 Website http://www.avictek.com @vic AV431 SOT-23-3L PACKAGE OUTLINE DIMENSIONS D θ b L E E1 L1 0.2 e C Symbol A A2 A1 e1 Dimensions In Millimeters Dimensions In Inches Min Max Min Max A 1.050 1.250 0.041 0.049 A1 0.000 0.100 0.000 0.004 A2 1.050 1.150 0.041 0.045 b 0.300 0.400 0.012 0.016 c 0.100 0.200 0.004 0.008 D 2.820 3.020 0.111 0.119 E 1.500 1.700 0.059 0.067 E1 2.650 2.950 0.104 e e1 1.800 L 0.116 0.037TPY 0.950TPY 2.000 0.071 0.700REF 0.079 0.028REF L1 0.300 0.600 0.012 0.024 θ 0° 8° 0° 8° Copyright @vic Electronics Corp. 2 Website http://www.avictek.com