MCC TM Micro Commercial Components omponents 20736 Marilla Street Chatsworth !"# $ % !"# TL431LP 0,9:708 * * * * * * * Output voltage can be adjusted to 36V Trapping current capability is 1 to 100 mA The effective temperature compensation in the working range of full temperature Lead Free Finish/RoHS Compliant ("P" Suffix designates RoHS Compliant. See ordering information) Epoxy meets UL 94 V-0 flammability rating Moisture Sensitivity Level 1 Marking:TL431 Programmable Precision Shunt Regulator 0D[LPXP 5DWLQJV # 7 $SSOLHV 8QOHVV 2WKHUZLVH 1RWHG 457 Parameter Symbol Input Voltage (Vo=5.8V) V1 Cathode Current Range(Continuous) IKA Reference Input Current Range I ref Power Dissipation PD Operating Junction Temperature TOPR Storage Temperature Range TSTG Value 37 -100-+150 0.05-+10 A Unit V mA mA mW 770 E B : : 0---70 -55---+150 (OHFWULFDO &KDUDFWHULVWLFV # & 8QOHVV 2WKHUZLVH 6SHFLILHG Parameter Reference Input Voltage Sym Vref Deviation of reference input voltage ae V /ae T Ratio of Change in Reference Input Voltage to the Change in Cathode Voltage Reference Input Current Deviation of Reference Input Current Over Full Temperature Range ae V /ae ref Min Typ Max 2.44V 2.50V 2.55V 4.5mV 17mV -1.0 -2.7 VKA=VREF, IKA=10mA VKA=VREF, IKA=10mA Tmin Ta Tmax aeV = 10VV aeV = 36V10V KA ref ref VKA C Test conditions -0.5 -2.0 Iref 1.5uA 4uA IKA=10mA, R1=10K R2= aeI / aeT 0.4uA 1.2uA IKA=10mA, R1=10K R2= TA=full Temperature Minimum Cathode Current for Regulation IKA(min) 0.45m A Off-State Cathode Current IKA(OFF) Dynamic Impedance ref ZKA 0.05uA 0.15 e 1.0mA 1.0uA 0.5 e D IKA=10mA KA 1 2 1. REFERENCE 2. ANODE 3. CATHODE 3 e G DIMENSIONS VKA=VREF VKA=36V, VREF=0V VKA=VREF, IKA=1 to 100mA, f 1.0KHz *Note: Bypass Capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators DIM A B C D E G INCHES MIN .175 .175 .500 .016 .135 .095 MAX .185 .185 --.020 .145 .105 MM MIN 4.45 4.46 12.7 0.41 3.43 2.42 MAX 4.70 4.70 --0.63 3.68 2.67 NOTE www.mccsemi.com Revision: B 1 of 3 2012/01/20 MCC TL431LP TM Micro Commercial Components Fig. 2 - Reference Voltage vs. Temperature Fig. 1 - Cathode Current vs. Cathode Voltage 1000 2.58 VZ = VREF TA = 25C 600 IZ(MIN) 400 200 0 -200 -400 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 VREF max 2.52 VREF typ 2.50 2.48 2.46 VREF min 2.44 2.40 -40 3.0 -20 0 20 40 60 80 100 Cathode Voltage (V) Temperature (C) Fig. 3 - Reference Input Current vs. Temperature Fig. 4 - Dynamic Impedance vs. Temperature 1.20 120 0.28 R1=10K R2= IZ=10mA 1.10 0.24 Dynamic Impedance () 1.15 Reference Input Current (A) 2.54 2.42 -800 -1.0 1.05 1.00 0.95 0.90 0.85 0.80 VZ = VREF IZ = 1mA to 100mA F 1KHZ 0.20 0.16 0.12 0.08 0.04 0.75 0.70 -40 -20 0 20 40 60 80 100 0.00 --40 120 --20 0 20 40 60 80 100 Temperature (C) Temperature (C) Fig. 5 - Change in Reference Voltage vs. Cathode Voltage Fig. 6 - Off-State Cathode Current vs. Temperature 0 120 2.5 Off-State Cathode Current (A) Change In Reference Voltage (mV) TL431 VZ = VREF IZ = 10mA 2.56 Reference Voltage (V) Cathode Current (A) 800 --2 IZ=10mA TA=25C --4 --6 --8 --10 5 10 15 20 25 30 35 VZ=VREF VZ=30V 1.5 1.0 0.5 0.0 --40 --12 0 2.0 40 -20 0 20 40 60 80 100 120 Temperature (C) Cathode Voltage (V) www.mccsemi.com Revision: B 2 of 3 2012/01/20 MCC TM Micro Commercial Components Ordering Information : Device Packing Ammo Packing: 20Kpcs/Carton Part Number-AP Part Number-BP Bulk: 100Kpcs/Carton ***IMPORTANT NOTICE*** Micro Commercial Components Corp. reserves the right to make changes without further notice to any product herein to make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components Corp . does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights ,nor the rights of others . The user of products in such applications shall assume all risks of such use and will agree to hold Micro Commercial Components Corp . and all the companies whose products are represented on our website, harmless against all damages. ***LIFE SUPPORT*** MCC's products are not authorized for use as critical components in life support devices or systems without the express written approval of Micro Commercial Components Corporation. ***CUSTOMER AWARENESS*** Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty coverage or other assistance for parts bought from Unauthorized Sources. MCC is committed to combat this global problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized distributors. www.mccsemi.com Revision: B 3 of 3 2012/01/20 3