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| JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-220 Plastic-Encapsulate Voltage Regulator CJ7812 Three-terminal positive voltage regulator TO-220 FEATURES Maximum Output current IOM: 1.5 A Output voltage Vo: 12 V Continuous total dissipation PD: 2 W (TJ = 25 ) 15 W (TC= 25 ) 1.IN 2.GND 123 3.OUT ABSOLUTE MAXIMUM RATINGS(Operating temperature range applies unless otherwise specified) Parameter Input Voltage Thermal resistance junction-air Thermal resistance junction-cases Operating Junction Temperature Range Storage Temperature Range Symbol Vi RJA RJC TOPR TSTG Value 35 65 5 0-150 -65-150 Unit V /W /W unless otherwise specified ) MAX 12.5 12.6 240 120 240 120 8 0.5 1.0 -1 76 55 71 2 18 230 2.2 UNIT V V mV mV mV mV mA mA mA mV/ V dB V m mA A TYP 12.0 12 10 3 11 5.0 5.1 ELECTRICAL CHARACTERISTICS(Vi=19V,Io=500mA,0 Test conditions MIN 11.5 11.4 TJ=25, 14.5V Vi 30V TJ=25, 16VVi22V TJ=25, IO=I5.0mA - 1.5A TJ=25, IO=250mA - 750mA TJ=25 5.0mA IO 1.0A 14.5V Vi 30V IO=5mA f =10Hz to 100KHz,TJ=25 f =120Hz, 15V Vi 25V IO=1.0A,TJ=25 f = 1KHz Vi=35V, TJ=25 TJ=25 VN RR Vd RO Isc Ipk Typical Characteristics CJ7812 |
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