CJ7908

JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD TO-252-2L Plastic-Encapsulate Voltage Regulators CJ7908 Three-terminal negative voltage regulator TO-252-2L FEATURES z z z Maximum output current IOM: 1.5 A Output voltage VO:- 8V Continuous total dissipation PD: 1.25 W (Ta= 25 ℃ ) 1 GND 2 2. IN 1 3 ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Value Vi -35 V Input Voltage Unit Thermal Resistance from Junction to Air RθJA 100 ℃/W Operating Junction Temperature Range TOPR -40~+125 ℃ Storage Temperature Range TSTG -65~+150 ℃ ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE(Vi=-14V,Io=500mA,Ci=2.2μF, Co=1μF, unless otherwise specified) Parameter Output Voltage Load Regulation Vo ∆Vo Line Regulation ∆Vo Quiescent Current Iq Quiescent Current Change Output Noise Voltage Output Voltage drift Min Typ Max Unit TJ=25℃ Test conditions -7.76 -8 -8.24 V -10.5V≤Vi≤-23V,Io=5mA-1A -7.6 -8 -8.4 V Io=5mA-1.5A ,TJ=25℃ 15 160 mV Io=250mA-750mA ,TJ=25℃ 5 80 mV 12.5 160 mV 4 80 mV 1.5 2 mA 1 mA 0.5 200 mA μV/Vo -0.6 mV/℃ 60 dB Symbol -10.5V≤Vi≤-25V ,TJ=25℃ -11V≤Vi≤-17V ,TJ=25℃ TJ=25℃ ∆Iq -10.5V≤Vi≤-25V ∆Iq 5mA≤IO≤1A VN 10Hz≤f≤100KHz ,TJ=25℃ △Vo/△T IO=5mA Ripple Rejection RR -11.5V≤Vi≤-21.5V,f=120Hz Dropout Voltage Vd Io=1A ,TJ=25℃ 1.1 V Peak Current Ipk TJ=25℃ 2.1 A 54 * Pulse test. TYPICAL APPLICATION - Vi 2 3 CJ7908 - Vo 1 Co Ci 1μF 2.2μF www.jscj-elec.com 1 Rev. - 2.1 TO-252-2L Package Outline Dimensions D A D1 c V L3 h E φ L4 L A1 L2 L1 D2 b e θ Symbol A A1 b c D D1 D2 E e L L1 L2 L3 L4 Φ θ h V Dimensions In Millimeters Min. Max. 2.200 2.400 0.000 0.127 0.635 0.770 0.460 0.580 6.500 6.700 5.100 5.460 4.830 REF. 6.000 6.200 2.186 2.386 9.712 10.312 2.900 REF. 1.400 1.700 1.600 REF. 0.600 1.000 1.100 1.300 0° 8° 0.000 0.300 5.250 REF. Dimensions In Inches Min. Max. 0.087 0.094 0.000 0.005 0.025 0.030 0.018 0.023 0.256 0.264 0.201 0.215 0.190 REF. 0.236 0.244 0.086 0.094 0.382 0.406 0.114 REF. 0.055 0.067 0.063 REF. 0.024 0.039 0.043 0.051 0° 8° 0.000 0.012 0.207 REF. TO-252-2L Suggested Pad Layout NOTICE JSCJ reserves the right to make modifications,enhancements,improvements,corrections or other changes without further notice to any product herein. JSCJ does not assume any liability arising out of the application or use of any product described herein. www.jscj-elec.com 2 Rev. - 2.1 TO-252-2L Tape and Reel www.jscj-elec.com 3 Rev. - 2.1