CJ78L18

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-89-3L 3ODVWLFEncapsulate Voltage Regulators CJ78L18 Three-terminal positive voltage regulator SOT-89-3L FEATURES z z z 1. OUT Maximum output current IOM: 0.1A Output voltage VO: 15V Continuous total dissipation PD: 0.6 W (Ta= 25 ℃ ) 2. GND 3. IN ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Value Unit Vi 35 V Input Voltage Thermal Resistance from Junction to Ambient RθJA 166.7 Operating Junction Temperature Range TOPR -25~+125 Storage Temperature Range TSTG -65~+150 ℃/W ℃ ℃ ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE(Vi=26V,Io=40mA,Ci=0.33μF,Co=0.1μF, unless otherwise specified) Parameter Symbol Test conditions Min 25℃ Output voltage 20.5V≤Vi≤33V, Io=1mA-40mA Vo 0-125℃ Vi=26V, Io=1mA-70mA Unit 17.3 18 18.7 V 17.1 18 18.9 V 17.1 18 18.9 V 25℃ 27 180 mV Io=1mA-40mA, V i=26V 25℃ 19 90 mV 20.5V≤Vi≤33V,Io=40mA 25℃ 70 360 mV 22V≤Vi≤33V, Io=40mA 25℃ 64 300 mV 22V≤Vi≤33V, Io=40mA 25℃ 0-125℃ 4.7 △Iq △Iq 1mA≤I O≤40mA, Vi=26V 0-125℃ △Vo Line regulation △Vo Quiescent Current Change Max Io=1mA-100mA, Vi=26V Load Regulation Quiescent Current Typ Iq Output Noise Voltage VN 10Hz≤f≤100KHz Ripple Rejection RR 21.5V≤Vi≤31.5V,f=120Hz Dropout Voltage Vd Tj=25℃ 25℃ 0-125℃ 25℃ 6.5 mA 1.5 mA 0.1 32 mA 89 μV/Vo 36 dB 1.7 V * Pulse test. TYPICAL APPLICATION Vi 3 1 Vo CJ78L18 2 Ci Co 0.33μF 0.1μF 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 E,Jun,2016 Typical Characteristics Dropout Characteristics Output Characteristics 24 19 TJ=25℃ IO=0mA TJ=25℃ (V) 18 VO 18 15 OUTPUT VOLTAGE OUTPUT VOLTAGE VO (V) 21 12 9 6 17 IO=0、40、70、100mA 16 15 14 3 0 0 5 10 15 INPUT VOLTAGE 20 25 13 17 30 18 19 INPUT VOLTAGE (V) VIN 20 VIN 21 (V) Current Cut-off Grid Voltage Quiescent Current vs Input Voltage 24 4 VIN=26V IO=0mA TJ=25℃ TJ=25℃ 21 (V) (mA) Pulsed OUTPUT VOLTAGE QUIESCENT CURRENT VO IQ 3 2 1 18 15 12 9 6 3 0 0 0 5 10 15 INPUT VOLTAGE 20 VIN 25 0 30 40 80 120 OUTPUT CURRENT (V) Output Voltage vs Junction Temperature IO 160 200 (mA) Power Derating Curve 800 22 Vin=26V IO=5mA 700 18 500 POWER DISSIPATION OUTPUT VOLTAGE VO 600 PD (V) (mW) 20 16 14 12 400 300 200 100 10 -25 0 25 50 JUNCTION TEMPERATURE www.cj-elec.com www.cj-elec.com 75 TJ 100 0 -25 125 (℃ ) 0 25 50 JUNCTION TEMPERATURE 2 75 TJ 100 125 (℃ ) A,Jun,2014 E,Jun,2016 SOT-89-3L Package Outline Dimensions Dimensions In Millimeters Max Min 1.400 1.600 0.320 0.520 0.400 0.580 0.350 0.440 4.400 4.600 1.550 REF. 2.300 2.600 3.940 4.250 1.500 TYP. 3.000 TYP. 0.900 1.200 Symbol A b b1 c D D1 E E1 e e1 L Dimensions In Inches Min Max 0.055 0.063 0.013 0.020 0.016 0.023 0.014 0.017 0.173 0.181 0.061 REF. 0.091 0.102 0.155 0.167 0.060 TYP. 0.118 TYP. 0.035 0.047 SOT-89-3L Suggested Pad Layout www.cj-elec.com 3 A,Jun,2014 E,Jun,2016 SOT-89-3L Tape and Reel www.cj-elec.com 4 A,Jun,2014 E,Jun,2016