CJ7912

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-252-2L Encapsulate Voltage Regulators CJ7912 TO-252-2L Three-terminal negative voltage regulator FEATURES Maximum output current IOM: 1.5 A Output voltage Vo: - 12 V Continuous total dissipation PD: 1.25 W (Ta = 25 ℃ ) 10 W (TC= 25 ℃ ) 1 GND 2. IN 3.OUT ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Value Unit Vi -35 V Thermal Resistance from Junction to Ambient RθJA 100 Thermal Resistance from Junction to Case ℃/W RθJC 12.5 ℃/W Operating Junction Temperature Range TOPR 0~+150 ℃ Storage Temperature Range TSTG -55~+150 ℃ Input Voltage ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (Vi=-19V,Io=500mA, Ci=2.2μF,Co=1μF, unless otherwise specified ) Parameter Symbol Output Voltage Vo Load Regulation -14.5V≤Vi≤-27V, Io=5mA-1A P≤15W Io=5mA-1.5A ∆Vo Line Regulation ∆Vo Quiescent Current Iq Quiescent Current Change Output Noise Voltage Output Voltage Drift Test conditions Typ -12 Max -12.5 Unit V 0-125℃ -11.4 -12 -12.6 V 25℃ 15 200 mV Io=250mA-750mA 25℃ 5 75 mV -14.5V≤Vi≤-30V 25℃ 5 80 mV -16V≤Vi≤-22V 25℃ 3 30 mV 25℃ 2 3 mA 0.5 mA ∆Iq -14.5V≤Vi≤-30V 0-125℃ ∆Iq 5mA≤I O≤1A 0-125℃ VN 10Hz≤f≤100KHz △Vo/△T mA 25℃ IO=5mA 0-125℃ -0.8 mV/℃ 0-125℃ RR -15V≤Vi≤-25V,f=120Hz Dropout Voltage Vd Io=1A Peak Current Ipk Vi 0.5 300 Ripple Rejection TYPICAL APPLICATION 25℃ Min -11.5 2 3 54 μV 60 dB 25℃ 1.1 V 25℃ 2.1 A Vo CJ7912 UTC Ci 1 Co 1μF 2.2μF www.cj-elec.com 1 D,Mar,2016 Symbol A A1 B b c c1 D D1 E e e1 M N L L1 L2 V ĭ www.cj-elec.com Dimensions In Millimeters Max. Min. 2.380 2.200 0.000 0.100 0.800 1.400 0.710 0.810 0.460 0.560 0.460 0.560 6.500 6.700 5.130 5.460 6.000 6.200 2.286 TYP. 4.327 4.727 1.778REF. 0.762REF. 9.800 10.400 2.9REF. 1.400 1.700 4.830 REF.   2 Dimensions In Inches Min. Max. 0.087 0.094 0.000 0.004 0.031 0.055 0.028 0.032 0.018 0.022 0.018 0.022 0.256 0.264 0.202 0.215 0.236 0.244 0.090 TYP. 0.170 0.186 0.070REF. 0.018REF. 0.386 0.409 0.114REF. 0.055 0.067 0.190 REF.   D,Mar,2016 To-252(4R)-2L Tape and Reel www.cj-elec.com 3 D,Mar,2016