JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-220 Encapsulate Voltage Regulator CJ7908 TO—220 Three-terminal positive voltage regulator FEATURES Maximum Output current IOM: 1.5 1 GND A 2. .IN Output voltage Vo ： -8 V 3.OUT 123 ABSOLUTE MAXIMUM RATINGS（Operating temperature range applies unless otherwise specified） Parameter Symbol Input Voltage Value Vi Unit -35 V Operating Junction Temperature Range TOPR -20-+125 ℃ Storage Temperature Range TSTG -55-+150 ℃ ELECTRICAL CHARACTERISTICS(Vi=-23V,Io=500mA,0℃<Tj<125℃,Ci=0.33μF,Co=0.1μF, unless otherwise specified ) Parameter Symbol Output voltage Vo Test conditions Tj=25℃ -10.5V≤V i≤-23V, Io=5mA-1A Po< 15W Tj=25℃, Io=5mA-1.5A MIN -7.7 TYP -8 MAX -8.3 UNIT V -7.6 -8 -8.4 V 15 160 mV Tj=25℃, Io=250mA-750mA 5 80 mV -10.5V≤Vi≤-25V, Tj=25℃ 12.5 160 mV 4 80 mV 1.5 2 1 0.5 200 mA mA mA μV 60 dB 1.1 2.1 V A Load Regulation △Vo Line regulation △Vo Quiescent Current Output Noise Voltage Iq △Iq △Iq VN Ripple Rejection RR Tj=25℃ -10.5V≤V i≤-25V 5mA≤I O≤1A 10Hz≤f≤100KHz -11.5V≤V i≤-21.5V,f=120Hz,Tj=25℃ Dropout Voltage Peak Current Vd Ipk Tj=25℃, Io=1A Tj=25℃ Quiescent Current Change TYPICAL APPLICATION Vi 2 -11V≤Vi≤-17V, Tj=25℃ 1 3 Vo CJ7908 UTC 1 Ci 2.2μF Co 1μF 54