78L12

78L12 SOT-89 Plastic-Encapsulate Voltage Regulators 78L12 SOT-89-3L Three-terminal positive voltage regulator FEATURES z z z 1. OUT Maximum output current IOM: 0.1A Output voltage V O: 12V 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 30 V Input Voltage Thermal Resistance from Junction to Ambient RθJA 166.7 ℃/W Operating Junction Temperature Range TOPR -40~+125 ℃ Storage Temperature Range TSTG -65 ~+150 ℃ ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JUNCTION TEMPERATURE (Vi=19V,Io=40mA,Ci=0.33uF,,Co=0.1uF, unless otherwise specified ) Parameter Symbol Test conditions 25℃ Output voltage 14V≤V l≤27V, Io=1mA-40mA Vo Io=1mA-70mA Load Regulation △Vo Line regulation △Vo Quiescent Current Quiescent Current Change Typ Max Unit 11.5 12 12.5 V 11.4 12 12.6 V 11.4 12 12.6 V Io=1mA-100mA 25℃ 22 100 mV Io=1mA-40mA 25℃ 50 mV 14.5V≤V l≤27V 25℃ 13 55 250 mV 16V≤V l≤27V 25℃ 49 200 mV 25℃ 4.3 6.5 mA 1.5 mA 0.1 mA Iq △Iq 16V≤V l≤27V 0-125℃ △Iq 1mA≤I O≤40mA 0-125℃ Output Noise Voltage VN 10Hz≤f≤100KHz Ripple Rejection RR 15V≤V l≤25V,f=120Hz Dropout Voltage Vd * Pulse test. TYPICAL APPLICATION 0-125℃ Min 25℃ 0-125℃ 37 25℃ Vi 3 1 70 μV/Vo 42 dB 1.7 V Vo 78L12 Ci 0.33μF 2 C0 0.1μF Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as The above data are for reference only. http://www.microdiode.com Rev:2024A1 Page :1 78L12 Typical Characteristics Dropout Characteristics Output Characteristics 14 16 TJ=25℃ IO=0mA 14 TJ=25℃ 6 4 A =0 m I VO 8 10 O (V) 10 OUTPUT VOLTAGE OUTPUT VOLTAGE VO (V) 12 12 IO=40,70,100mA 8 6 2 0 4 0 5 10 15 20 INPUT VOLTAGE 25 VIN 30 35 8 9 10 11 12 INPUT VOLTAGE (V) VIN 13 14 Current Cut-off Grid Voltage Quiescent Current 5 18 IO=0mA VIN=19V TJ=25℃ 15 Pulsed (V) 4 VO IQ (mA) TJ=25℃ 3 OUTPUT VOLTAGE QUIESCENT CURRENT 15 (V) 2 1 12 9 6 3 0 0 0 5 10 15 INPUT VOLTAGE 20 VIN 25 30 0 40 80 120 OUTPUT CURRENT (V) Output Voltage vs Junction Temperature 160 IO 200 240 100 125 (mA) Power Derating Curve 14 800 Vin=19V (mW) 700 600 PD 13 500 POWER DISSIPATION OUTPUT VOLTAGE VO (V) IO=5mA 12 11 400 300 200 100 10 -25 0 25 50 JUNCTION TEMPERATURE http://www.microdiode.com 75 T J (℃ ) 100 125 0 -25 0 25 50 JUNCTION TEMPERATURE Rev:2024A1 75 T J (℃ ) Page :2 78L12 Outlitne Drawing SOT-89-3L Package Outline Dimensions Symbol A b b1 c D D1 E E1 e e1 L 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 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 Note: 1.Controlling dimension:in/millimeters. 2.General tolerance: ±0.05mm. 3.The pad layout is for reference purposes only. PACKAGE SPECIFICATIONS Package Reel Size SOT-89-3L Reel DIA. (mm) Q'TY/Reel (pcs) Box Size (mm) QTY/Box (pcs) Carton Size (mm) 330 1000 203×203×195 40000 438×438×220 7' http://www.microdiode.com Rev:2024A1 G.W.(Kg) 180000 Page :3