JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-251-3L/TO-252-2L Plastic-Encapsulate Voltage Regulator s TO-252-2L TO-251-3L CJ7805 Three-terminal positive voltage regulator FEATURES 1.IN z Maximum output current I : 1.5 A OM 2.GND Output voltage z 2 V : 5V O 1 3.OUT 1 3 2 Continuous total dissipation 3 z P : 1.25 W ( T = 25 ) D a ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Value Unit Input Voltage V 35 V i Thermal Resistance from Junction to Air R 80 JA /W Operating Junction Temperature Range T -25~+125 OPR Storage Temperature Range T -65~+150 STG ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=10V,Io=500mA,Ci=0.33F, Co=0.1F, unless otherwise specified ) Parameter Symbol Test conditions Min Typ Max Unit 4.8 5.0 5.2 V 25 Output Voltage Vo 7VV 20V, Io=5mA-1A -25-125 4.75 5.00 5.25 V i Io=5mA-1.5A 9 100 mV 25 Load Regulation Vo Io=250mA-750mA 4 50 mV 25 7VV 25V 4 100 mV i 25 Line Regulation Vo 8VV 12V 1.6 50 mV i 25 Quiescent Current Iq 5 8 mA 25 7VV 25V 0.3 1.3 mA i -25-125 Quiescent Current Change Iq 5mAI 1A 0.03 0.5 mA O -25-125 V/Vo Output Noise Voltage V 10Hz f 100KHz 42 N 25 Output voltage drift Vo/T I =5mA -1.1 mV/ O -25-125 Ripple Rejection RR 8V V 18V,f=120Hz 62 73 dB i -25-125 Dropout Voltage Vd Io=1A 2 V 25 Output resistance R f=1KH 10 m O Z 25 Short Circuit Current Isc 230 mA 25 Peak Current Ipk 2.2 A 25 Pulse test. * TYPICAL APPLICATION Vi 1 3 Vo CJ7805 UTC 2 Ci Co 0.33 F 0.1F Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. www.cj-elec.com 1 F,Jun,2016Typical Characteristics Dropout Chara cteristics Output Charact eristics 7 5.6 I =0mA T =25 O J T =25 6 J 5.2 5 4.8 4 4.4 3 4.0 2 3.6 1 0 3.2 0 5 10 15 20 25 30 35 5.8 6.0 6.2 6.4 6.6 6.8 7.0 7.2 7.4 7.6 INPUT VOLTAGE V (V) INPUT VOLTAG E V (V) IN IN Current Cut-off G rid Voltage Quiescent Current 4 6 I =0mA V =10V O IN T =25 T =25 J J 5 Pulsed 3 4 2 3 2 1 1 0 0 0 5 10 15 20 25 30 35 0.0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT I (A) INPUT VOLTAGE V (V) O IN Output Voltage vs Junc tion Temperature Power Deratin g Curve 7 1.50 6 1.25 5 1.00 4 0.75 3 0.50 2 V =10V 0.25 1 IN I =5mA O 0 0.00 -25 0 25 50 75 100 125 -25 0 25 50 75 100 125 JUNCTION TEMPERATURE T ( ) JUNCTION TEMPERATURE T ( ) J J www.cj-elec.com 2 F,Jun,2016 I =0A O I =0.5A O I =1A O I =1.5A O OUTPUT VOLTAGE V (V) OUTPUT VOLTAGE V (V) O O QUIESCENT CURRENT I (mA) Q POWER DISSIPATION P (W) OUTPUT VOLTAGE V (V) D O OUTPUT VOLTAGE V (V) O