TL431(SOT-23)

Plastic-Encapsulate Adjustable Reference Source FEATURES TL431 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 SOT-23 1. REFERENCE 2. CATHODE 3. ANODE 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 ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Cathode Voltage VKA Cathode Current Range (Continuous) IKA Value 37 mA 0.05-+10 mA Iref Power Dissipation PD 300 Operating temperature Topr Storage temperature Range Tstg 0-70 -65-+150 Parameter Reference lnput Voltage Deviation of reference input Voltage Over temperature (note) Ratio Of Change in Reference lnput Voltage to the change in Cathode Voltage Minimum cathode current for unless otherwise specified) Test conditions Min Typ Max Unit Vref VKA=VREF, IKA=10mA 2.4875 2.5 2.5125 V 4.5 17 mV -1.0 -2.7 m V/V -0.5 -2.0 m V/V 1.5 4 μA 0.4 1.2 μA 0.45 1.0 mA 0.05 1.0 μA 0.15 0.5 Ω △Vref /△T △Vref /△VKA VKA =VREF, IKA =10mA Tmin≤Ta≤Tmax △VKA =10V~VREF △VKA IKA=10mA =36V~ 10V IKA= 10mA,R1=10KΩ lref Over Full Temperature Range mW Symbol Reference lnput Current Deviation Of Reference lnput Current V -100-+150 Reference lnput Current Range ELECTRICAL CHARACTERISTICS (Tamb=25 Unit R2=∞ lKA=10mA, R1=10KΩ △lref /△T R2=∞ TA=full Temperature IKA(min) VKA=VREF regulation Off-state cathode Current IKA(OFF) ZKA Dynamic lmpedance VKA=36V,VREF=0 VKA=VREF, lKA=1 to 100mA f≤1.0KHz Note:TMIN=0 ,TMAX=+70 CLASSIFICATION OF Vref Rank Range 0.5% 2.4875-2.5125 GUANGDONG HOTTECH INDUSTRIAL CO., LTD Page:P2-P1 Plastic-Encapsulate Adjustable Reference Source TL431 Typical Characteristics GUANGDONG HOTTECH INDUSTRIAL CO., LTD Page:P2-P2