CJ7812

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-263-2L Plastic-Encapsulate Voltage Regulators CJ7812 TO-263-2L Three-terminal positive voltage regulator FEATURES z z z Maximum output current IOM:1.5 A Output voltage VO: 12 V Continuous total dissipation PD: 1.5W (Ta= 25 ℃ ) 1.IN 2 2.GND 1 3.OUT 3 ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Symbol Parameter Input Voltage Valu Unit 35 Vi V Thermal Resistance from Junction to Ambient RθJA 66.7 ℃/W Operating Junction Temperature Range TOPR -25~+125 ℃ Storage Temperature Range TSTG -65~+150 ℃ ELECTRICALCHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=19V, Io=500mA, Ci=0.33μF, Co=0.1μF, unless otherwise specified ) Parameter Output Voltage Symbol Vo Test conditions Io= 5mA-1A, 14.5V≤ Vi ≤27V Load Regulation ∆Vo Line Regulation ∆Vo Quiescent Current Iq Quiescent Current Change Output Voltage Drift ∆Iq △Vo/△T Min Typ Max Unit 25℃ 11.5 12.0 12.5 V -25-125℃ 11.4 12.0 12.6 V 14.5V≤ Vi ≤30V 25℃ 10 240 mV 16V≤Vi≤22V 25℃ 3 120 mV IO=5mA -1.5A 25℃ 12 240 mV IO=250mA - 750mA 25℃ 4 120 mV 25℃ 4.3 5.0mA≤ IO ≤1.0A -25-125℃ 14.5V ≤Vi≤ 30V -25-125℃ -25-125℃ IO=5mA Output Noise Voltage VN f =10Hz to 100KHz Ripple Rejection RR f =120Hz, 15V≤ Vi ≤25V Dropout Voltage Vd IO=1.0A 25℃ -25-125℃ 25℃ 55 8 mA 0.5 mA 1.0 -1 mA mV/℃ 75 μV/Vo 71 2 dB V Output Resistance RO -25-125℃ 18 mΩ Short Circuit Current Isc 25℃ 350 mA Peak Current Ipk 25℃ 2.2 A f = 1KHz * Pulse test. TYPICAL APPLICATION Vi 1 3 Vo CJ7812 Ci 2 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 14 16 Tj=25℃ IO=0mA Tj=25℃ 12 8 6 4 I O =0 m 10 A VO (V) 12 OUTPUT VOLTAGE OUTPUT VOLTAGE VO (V) 14 10 IO=250mA、500mA、750mA、1A、1.5A 8 2 0 6 0 5 10 15 20 INPUT VOLTAGE VIN 25 30 9 35 10 11 12 13 INPUT VOLTAGE (V) Quiescent Current vs Input Voltage 14 VIN 15 16 Current Cut-off Grid Voltage 15 6 VIN=19V IO=0mA Tj=25℃ 12 OUTPUT VOLTAGE 4 (V) Pulsed 13 VO (mA) IQ 14 Tj=25℃ 5 QUIESCENT CURRENT 17 (V) 3 2 11 10 9 8 1 7 0 0 5 10 15 20 INPUT VOLTAGE VIN 25 30 6 0.0 35 0.5 1.0 1.5 OUTPUT CURRENT (V) Output Voltage vs Junction Temperature 2.0 IO 2.5 (A) Power Derating Curve 15 2.00 Vin=19V 1.75 IO=5mA 12 11 10 9 8 -25 1.25 1.00 0.75 0.50 0.25 0 25 50 JUNCTION TEMPERATURE www.cj-elec.com 1.50 PD 13 POWER DISSIPATION OUTPUT VOLTAGE VO (V) (W) 14 75 TJ 100 0.00 -25 125 (℃ ) 0 25 50 JUNCTION TEMPERATURE 2 75 TJ 100 125 (℃ ) E,Jun,2016 Symbol Dimensions In Inches Min. Max. 0.176 0.184 0.000 0.006 0.044 0.056 0.028 0.036 0.046 0.054 0.012 0.021 0.046 0.054 0.394 0.406 0.335 0.350 0.100 TYP. 0.196 0.204 0.588 0.610 0.195 0.215 0.092 0.108 0.051 0.067 0° 8° 0.220REF. 8.50 3 . 00 A A1 B b b1 c c1 D E e e1 L L1 L2 L3 Φ V Dimensions In Millimeters Min. Max. 4.670 4.470 0.000 0.150 1.120 1.420 0.710 0.910 1.170 1.370 0.310 0.530 1.170 1.370 10.010 10.310 8.500 8.900 2.540 TYP. 4.980 5.180 14.940 15.500 4.950 5.450 2.340 2.740 1.300 1.700 0° 8° 5.600 REF. 3 . 00 8. 4 0 1. 2 0 www.cj-elec.com 3 E,Jun,2016 TO-263-2L Tape and Reel www.cj-elec.com 4 E,Jun,2016