JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD TO-252-2L/TO-251 Plastic-Encapsulate Voltage Regulator CJ7905 Three-terminal negative voltage regulator TO-251 TO-252-2L FEATURES Maximum Output current IOM: 1.5 A Output voltage Vo: - 5V Continuous total dissipation 123 1.IN 2.GND 1.25 W (TJ = 25 ℃ ) PD: 3.OUT 15 W (TC= 25 ℃ ) ABSOLUTE MAXIMUM RATINGS(Operating temperature range applies unless otherwise specified) Parameter Symbol Value Unit Vi -35 V Operating Junction Temperature Range TOPR 0-150 ℃ Storage Temperature Range TSTG -65-150 ℃ Input Voltage ELECTRICAL CHARACTERISTICS(Vi=-23V,Io=500mA,0℃<TJ<125℃,Ci=0.33μF,Co=0.1μF, unless otherwise specified ) Parameter Symbol Output voltage Vo Load Regulation ∆Vo Line regulation ∆Vo Quiescent Current Iq Test conditions TJ=25℃ MIN -4.8 TYP -5 MAX -5.2 UNIT V -7V≤V i≤-20V, Io=5mA-1A ,P≤15W -4.75 -5 -5.25 V TJ=25℃, Io=5mA-1.5A 15 100 mV TJ=25℃, Io=250mA-750mA 5 50 mV 12.5 50 mV 4 15 mV 1.5 2 mA 0.5 0.5 125 mA mA μV -7V≤V i≤-25V, TJ=25℃ -8V≤V i≤-12V, TJ=25℃ Output Noise Voltage ∆Iq ∆Iq VN TJ=25℃ -7V≤V i≤-25V 5mA≤I O≤1A 10Hz≤f≤100KHz Ripple Rejection RR -8V≤V i≤-18V,f=120Hz, TJ=25℃ Dropout Voltage Vd Peak Current Ipk Quiescent Current Change TYPICAL APPLICATION Vi 2 60 dB TJ=25℃, Io=1A 1.1 V TJ=25℃ 2.1 A 1 3 Vo CJ7905 UTC 1 Ci 2.2μF Co 1μF 54