CJ78M15

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 IOM: 0.5 A Output voltage VO: 15V Continuous total dissipation PD: 1.25 W (Ta= 25 ℃) 1.IN 2.GND 3.OUT ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Input Voltage Value 35 Vi Operating Junction Temperature Range Storage Temperature Range Unit V TOPR 0-+125 ℃ TSTG -65-+150 ℃ ELECTRICAL CHARACTERISTICS (Vi=23V,Io=350mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified ) Parameter Symbol Test conditions Min Typ Max 25℃ 14.4 15 15.6 V 0-125℃ 14.25 15 15.75 V Vi=23V,Io=350mA Output Voltage Vo 17.5≤Vi≤30V, Io=5mA~350mA Po≤15W Load Regulation ΔVo Line Regulation ΔVo Quiescent Current Iq Unit Io=5mA~500mA 25℃ 300 mV Io=5mA~200mA 25℃ 150 mV 17.5V≤Vi≤30V, Io=200mA 25℃ 100 mV 20V≤Vi≤26V, Io=200mA 25℃ 50 mV 25℃ 6 mA = Vi 23V,Io = 350mA ΔIq 17.5V≤Vi≤30V, Io=200mA 0-125℃ 0.8 mA ΔIq Vi=23V, Io=5mA~350mA 0-125℃ 0.5 mA Output Noise Voltage VN 10Hz≤f≤100KHz 25℃ Ripple Rejection RR Dropout Voltage Vd Quiescent Current Change TYPICAL APPLICATION Vi 18.5≤Vi≤28.5V,f=120Hz,Io=300mA 0-125℃ 25℃ 1 3 0.33μF 2 μV 54 dB 2 V Vo CJ78M15 UTC Ci 90 0.5A Co 0.1μF B,Feb,2012 Typical Characterisitics CJ78M15 Dropout Characteristics Output Characteristics 17.5 17.5 (V) 15.0 VO 12.5 OUTPUT VOLTAGE OUTPUT VOLTAGE VO (V) 15.0 10.0 7.5 5.0 12.5 IO=0mA IO=200mA,350mA,500mA 10.0 7.5 5.0 2.5 IO=0mA TJ=25℃ TJ=25℃ 0.0 2.5 0 5 10 15 20 INPUT VOLTAGE 25 VIN 30 35 5 10 15 20 INPUT VOLTAGE (V) 25 VIN 30 (V) Quiescent Current vs Output Current Quiescent Current vs Input Voltage 5 3.4 Vin=23V TJ=25℃ (mA) 3.3 QUIESCENT CURRENT IQ IQ (mA) 4 QUIESCENT CURRENT 3 2 1 IO=0mA 3.2 3.1 3.0 2.9 TJ=25℃ 0 2.8 0 5 10 15 20 INPUT VOLTAGE VIN 25 30 35 0 100 200 300 OUTPUT CURRENT (V) Output Voltage vs Ambient Temperature 400 IO Current Cut-off Grid Voltage 17.5 16 Vin=23V VIN=23V IO=350mA (V) 12.5 VO OUTPUT VOLTAGE (V) TJ=25℃ 15.0 15 OUTPUT VOLTAGE VO 500 (mA) 14 13 10.0 7.5 5.0 2.5 12 -25 0 25 50 75 AMBIENT TEMPERATURE Ta 100 125 (℃ ) 0.0 0.00 0.25 0.50 0.75 1.00 1.25 OUTPUT CURRENT 1.50 IO 1.75 2.00 (A) Power Derating Curve POWER DISSIPATION PD (W) 1.50 1.25 1.00 0.75 0.50 0.25 0.00 0 25 50 75 JUNCTION TEMPERATURE 100 TJ (℃ ) 125 B,Feb,2012 2.25