JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-251/TO-252-2L Plastic-Encapsulate Regulators CJ78M15 Three-terminal positive voltage regulator TO-251 TO-252-2L FEATURES Maximum Output current I : 0.5 A OM Output voltage V : 1 5V O 1.IN Continuous total dissipation P : 1.25 W (Ta= 25 ) D 2.GND 3.OUT ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Value Unit Input Voltage V 35 V i Operating Junction Temperature Range T 0-+125 OPR Storage Temperature Range T -65-+150 STG ELECTRIC AL CHARACTERISTICS (Vi= 23V,Io=350mA, Ci=0.33F,Co=0.1F, unless otherwise specified ) Parameter Test conditi ons axTyp M Unit Symbol Min Vi=23V,Io=350mA 14.4 15 15.6 V 25 Output Voltage Vo 17.5V 30V, Io=5mA~350mA i 0-125 14.25 5 15.75 1 V Po15W Io=5mA~500mA 25 300 mV Load Regulation Vo Io=5mA~200mA 25 150 mV 17.5V V 30V, Io=200mA 25 100 mV i Line Regulation Vo 20VV 26V, Io=200mA 50 mV i 25 Iq Vi=23V,Io=350mA 6 mA Quiescent Current 25 Iq 17.5V V 30V, Io=200mA 0.8 mA 0-125 i Quiescent Current Change Iq Vi=23V, Io=5mA~350mA 0-125 0.5 mA Output Noise Voltage V 10Hz f 100KHz 25 90 V N Ripple Rejection RR V 28.5V,f=120Hz,Io=300mA 0-125 18.554 dB i Dropout Voltage Vd 25 2 V TYPICAL APPLICATION Vi 1 3 Vo CJ78M15 UTC 0.5A 2 Co Ci 0.1F 0.33F B,Feb,2012Typical Characterisitics CJ78M15 Output Char acteristics Dropout Cha racteristics 17.5 17.5 15.0 15.0 12.5 12.5 I =0mA O 10.0 I =200mA,350mA,500mA O 10.0 7.5 7.5 5.0 5.0 2.5 I =0mA O T =25 T =25 J J 0.0 2.5 0 5 10 15 20 25 30 35 5 1015 2025 30 INPUT VOLTAGE V (V) INPUT VOLTAGE V (V) IN IN Quiescent Current v s Output Current Quiescent Current vs Input Voltage 5 3.4 V =23V in T =25 J 3.3 4 3.2 3 3.1 2 3.0 1 2.9 I =0mA O T =25 J 0 2.8 0 5 10 15 20 25 30 35 0 100 200 300 400 500 OUTPUT CURRENT I (mA) INPUT VOLTAGE V (V) O IN Output Voltage vs Ambient Temperature Current Cut-off G rid Voltage 16 17.5 V =23V V =23V in IN I =350mA T =25 O J 15.0 15 12.5 10.0 14 7.5 5.0 13 2.5 12 0.0 -25 0 25 50 75 100 125 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 AMBIENT TEMPERATURE T ( ) OUTPUT CURRENT I (A) a O Power Derating Curve 1.50 1.25 1.00 0.75 0.50 0.25 0.00 0 25 50 75 100 125 B,Feb,2012 JUNCTION TEMPERATURE T ( ) J QUIESCENT CURRENT I (mA) POWER DISSIPATION P (W) Q D OUTPUT VOLTAGE V (V) O OUTPUT VOLTAGE V (V) O QUIESCENT CURRENT I (mA) OUTPUT VOLTAGE V (V) Q O OUTPUT VOLTAGE V (V) O