CJ7808

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-220-3L Plastic-Encapsulate Voltage Regulators TO-220-3L CJ7808 Three-terminal positive voltage regulator FEATURES z z z 1. IN Maximum output current IOM:1.5 A Output voltage VO: 8V Continuous total dissipation PD: 1.5W (Ta= 25 ℃ ) 2. GND 1 2 3 3. OUT 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 66.7 Operating Junction Temperature Range TOPR -25~+125 Storage Temperature Range TSTG -65~+150 ℃/W ℃ ℃ ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE(Vi=14V,Io=500mA, Ci=0.33μF, Co=0.1μF, unless otherwise specified ) Parameter Symbol Output Voltage Vo Test conditions 25℃ Load Regulation ∆Vo Line Regulation ∆Vo Quiescent Current Iq Quiescent Current Change Output Voltage Drift ∆Iq ∆VO/∆T Max Unit 7.7 8 8.3 V 7.6 8 8.4 V 25℃ 12 160 mV Io=250mA-750mA 25℃ 4 80 mV 10.5V≤V i≤25V 25℃ 6 160 mV 11V≤V i≤17V 25℃ 2 80 mV 25℃ 4.3 8 mA 10.5V≤V i≤25V -25-125℃ 1 mA 5mA≤IO≤1A -25-125℃ 0.5 mA IO=5mA -25-125℃ -0.8 mV/℃ 25℃ 52 μV/Vo VN 10Hz≤f≤100KHz Ripple Rejection RR 11.5V≤V i≤21.5V,f=120Hz Dropout Voltage Vd Io=1A RO Typ Io=5mA-1.5A Output Noise Voltage Output Resistance -25-125℃ 10.5V≤V i≤23V, Io=5mA-1A Min -25-125℃ f=1KHZ 55 72 dB 25℃ 2 V 25 ℃ 10 mΩ Short Circuit Current Isc 25℃ 450 mA Peak Current Ipk 25℃ 2.2 A * Pulse test. TYPICAL APPLICATION Vi 1 3 Vo CJ7808 UTC 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 F,Jun,2016 Typical Characteristics Dropout Characteristics Output Characteristics 10 10 Tj=25℃ IO=0mA Tj=25℃ 8 4 2 0 =0 m A (V) 6 I O VO 6 OUTPUT VOLTAGE OUTPUT VOLTAGE VO (V) 8 IO=250mA、500mA、750mA、1A、1.5A 4 2 0 0 5 10 15 20 INPUT VOLTAGE VIN 25 30 35 5 6 7 8 9 INPUT VOLTAGE (V) Quiescent Current vs Input Voltage 10 VIN 11 Current Cut-off Grid Voltage 10 4.0 IO=0mA Tj=25℃ 9 (V) Pulsed 3.0 8 VO IQ (mA) VIN=14V Tj=25℃ 3.5 2.5 OUTPUT VOLTAGE QUIESCENT CURRENT 12 (V) 2.0 1.5 1.0 7 6 5 4 0.5 0.0 0 5 10 15 20 INPUT VOLTAGE VIN 25 30 3 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 2.0 12 Vin=14V (W) 1.5 PD 9 POWER DISSIPATION OUTPUT VOLTAGE VO (V) IO=5mA 6 3 -25 0 25 50 JUNCTION TEMPERATURE www.cj-elec.com 75 TJ 100 125 1.0 0.5 0.0 -25 0 25 50 JUNCTION TEMPERATURE (℃ ) 2 75 TJ 100 125 (℃ ) F,Jun,2016 TO-220-3L Package Outline Dimensions Symbol A A1 b b1 c c1 D E E1 e e1 F h L L1 Φ www.cj-elec.com Dimensions In Millimeters Min Max 4.470 4.670 2.520 2.820 0.710 0.910 1.170 1.370 0.310 0.530 1.170 1.370 10.010 10.310 8.500 8.900 12.060 12.460 2.540 TYP 4.980 5.180 2.590 2.890 0.000 0.300 13.400 13.800 3.560 3.960 3.735 3.935 3 Dimensions In Inches Min Max 0.176 0.184 0.099 0.111 0.028 0.036 0.046 0.054 0.012 0.021 0.046 0.054 0.394 0.406 0.335 0.350 0.475 0.491 0.100 TYP 0.196 0.204 0.102 0.114 0.000 0.012 0.528 0.543 0.140 0.156 0.147 0.155 F,Jun,2016