JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-251/TO-252-2L Plastic-Encapsulate Transistors CJ78M12 Three-termi...
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-251/TO-252-2L Plastic-Encapsulate
Transistors CJ78M12 Three-terminal positive voltage
regulator
TO-251 TO-252-2L
FEATURES Maximum Output current IOM: 0.5 A Output voltage VO: 12V Continuous total dissipation PD: 1.25 W (Ta= 25 ℃) 15 W (Tc= 25 ℃)
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1.IN 2.GND 3.OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter Input Voltage Operating Junction Temperature Range Storage Temperature Range Symbol Vi TOPR TSTG Value 35 0-+125 -65-+150 Unit V ℃ ℃
ELECTRICAL CHARACTERISTICS (Vi=19V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified ) Parameter Symbol Vo Test conditions 25℃ Output voltage 14.5≤V i≤27V, Io=5mA-350mA Po≤ 1.25W Load Regulation ΔVo ΔVo Iq ΔIq ΔIq VN RR Vd Isc Ipk Vi 1 CJ78M12 UTC Ci 0.33μF 2 Co 0.1μF 3 Vo 14.5V≤V i≤30V, Io=200mA 5mA≤I O≤350mA 10Hz≤f ≤100KHz 15≤Vi≤25V,f=120Hz,Io=300mA Io=350mA Vi=19V Io=5mA-500mA Io=5mA-200mA 14.5V≤V i≤30V, Io=200mA 16V≤V i≤30V, Io=200mA 0-125℃ 25℃ 25℃ 25℃ 25℃ 25℃ 0-125℃ 0-125℃ 25℃ 0-125℃ 25℃ 25℃ 25℃ 55 75 80 2 240 0.7 MIN 11.5 11.4 TYP 12 12 25 10 10 3 4.6 MAX 12.5 12.6 240 120 100 50 6 0.8 0.5 UNIT V V mV mV mV mV mA mA mA uV dB V mA A
Line regulation Quiescent Current Quiescent Current Change Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current
TYPICAL APPLICATION
0.5A
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