CJ431K

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-92 Encapsulate Adjustable Reference Source JC(T C J 4 3 1K Adjustable Accurate Reference Source TO-92 FEATURES z The output voltage can be adjusted to 36V z Low dynamic output impedance ,its typical value is 0.2Ω z Trapping current capability is 1 to 100mA 1.REFERENCE z The typical value of the equivalent temperature factor in the z z z z 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 ESD protected up to 2KV 2.ANODE 3.CATHODE ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Cathode Voltage Cathode Current Range (Continuous) Reference lnput Current Range Power Dissipation Symbol VKA IKA Iref PD RθJA Topr TJ Thermal Resistance from Junction to Ambient Operating temperature Junction Temperature StorageTemperature Range Value 37 -100-+150 0.05-+10 770 Units V mA mA mW ℃/W ℃ ℃ ℃ 162 -25~+125 150 Tstg -65-+150 ELECTRICAL CHARACTERISTICS (Ta=25 ℃ unless otherwise specified) Parameter Reference input voltage Deviation of reference input voltage over temperature (note) Ratio of change in reference lnput voltage to the change in cathode voltage Reference input current Deviation of reference input current over full temperature range Minimum cathode current for regulation Off-state cathode current Dynamic impedance Max Unit 2.520 V 4.5 17 mV -1.0 -2.7 mV/V -0.5 -2.0 mV/V 1.5 4 μA lKA=10mA, R1=10kΩ R2=∞ TA=-25 to 125℃ 0.4 1.2 μA IKA(min) VKA=VREF 0.45 1.0 mA IKA(OFF) VKA=40V ,VREF=0 VKA=VREF, lKA=1 to 100mA f≤1.0kHz 0.05 0.5 μA 0.15 0.5 Ω Symbol Test Vref VKA=VREF, IKA=10mA △Vref /△T △Vref /△VKA lref △lref /△T ZKA conditions VKA =VREF, IKA =10mA Tmin≤Ta≤Tmax IKA=10mA △VKA =10V~VREF △VKA =36V~10V IKA= 10mA,R1=10kΩ R2=∞ Min Typ 2.470 Note:TMIN=-25℃ ,TMAX=+125℃ CLASSIFICATION OF Vref Rank Range www.cj-elec.com 0.5% 2.482-2.508 1 1% 2.47-2.52 H,Aug,2015 Typical Characteristics Cathode Current versus Cathode Voltage IK, CATHODE CURRENT (mA) 150 100 50 0 -50 VKA=Vref -100 Ta=25℃ -2 -1 0 1 2 VKA, CATHODE VOLTAGE 3 (V) KA Cathode Current versus Cathode Voltage KA IK, CATHODE CURRENT (uA) 800 600 IKA(min) 400 200 ref 0 VKA=Vref -200 Ta=25℃ -1 1 2 VKA, CATHODE VOLTAGE (V) 0 3 Test Circuit for VKA=Vref Reference Input Voltage versus Ambient Temperature Vref, REFERENCE INPUT VOLTAGE (mV) 2600 2550 2500 2450 2400 VKA=Vref 2350 -40 IK=10mA -20 0 20 40 Ta, AMBIENT TEMPERATURE www.cj-elec.com 60 80 100 (℃ ) 2 H,Aug,2015 Typical Characteristics Change in Reference Input Voltage versus Cathode Voltage 0 △Vref, REFERENCE INPUT VOLTAGE (mV) IK=10mA Ta=25℃ -4 -8 -12 -16 -20 0 5 10 15 20 25 VKA, CATHODE VOLTAGE 30 35 40 Test Circuit for VKA=Vref(1+R1/R2)+R1*Iref (V) Reference Input Current versus Ambient Temperature Iref, REFERENCE INPUT CURRENT (uA) 3.0 2.5 2.0 1.5 1.0 0.5 IK=10mA 0.0 -40 R1=10KΩ -20 0 20 40 60 Ta, AMBIENT TEMPERATURE 80 100 Test Circuit for Iref (℃) Off-State Cathode Current versus Ambient Temperature Ioff, OFF-STATE CATHODE CURRENT (nA) 20 16 12 8 4 VKA=36V Vref=0V 0 -40 -20 0 20 40 Ta, AMBIENT TEMPERATURE www.cj-elec.com 60 80 Test Circuit for Ioff 100 (℃) 3 H,Aug,2015 Dimensions In Millimeters Min. Max. 3.400 3.600 1.150 1.350 0.380 0.550 0.410 0.510 4.400 4.600 3.430 4.400 4.600 1.270 TYP. 2.440 2.640 14.100 14.500 1.600 0.000 0.380 Symbol A A1 b c D D1 E e e1 L Φ h www.cj-elec.com 4 Dimensions In Inches Min. Max. 0.134 0.142 0.045 0.053 0.015 0.022 0.016 0.020 0.173 0.181 0.135 0.173 0.181 0.050 TYP. 0.096 0.104 0.555 0.571 0.063 0.000 0.015 H,Aug,2015 www.cj-elec.com 5 H,Aug,2015