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TS7900 Datasheet(PDF) 2 Page - Taiwan Semiconductor Company, Ltd |
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TS7900 Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd |
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2 / 6 page  TS7900 Series 3-Terminal Fixed Negative Voltage Regulator 2/6 Version: F13 TS7905 Electrical Characteristics (Vin= -10V, Iout=500mA, 0 oC ≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.) Parameter Symbol Test Condition Min Typ Max Unit Output voltage Vout Tj=25 oC -4.80 -5 -5.20 V -7.5V ≤Vin≤-20V, 10mA ≤Iout≤1A, PD≤15W -4.75 -5 -5.25 Line Regulation REGline Tj=25 oC -7.5V ≤Vin≤-25V -- 3 100 mV -8V ≤Vin≤-12V -- 1 50 Load Regulation REGload Tj=25 oC 10mA ≤Iout≤1A -- 15 100 250mA ≤Iout≤750mA -- 5 50 Quiescent Current Iq Iout=0, Tj=25 oC -- 4 8 mA Quiescent Current Change ∆Iq -7.5V ≤Vin≤-25V -- -- 1.3 10mA ≤Iout≤1A -- -- 0.5 Output Noise Voltage Vn 10Hz ≤f≤100KHz, Tj=25oC -- 40 -- µV Ripple Rejection Ratio RR f=120Hz, -8V ≤Vin≤-18V 62 74 -- dB Voltage Drop Vdrop Iout=1A, Tj=25 oC -- 2 -- V Output Short Circuit Current Ios Tj=25 oC -- 750 -- mA Peak Output Current Io peak Tj=25 oC -- 2.1 -- A Temperature Coefficient of Output Voltage ∆Vout/ ∆Tj Iout=10mA, 0 oC ≤Tj≤125oC -- -0.1 -- mV/ oC TS7912 Electrical Characteristics (Vin= -19V, Iout=500mA, 0 oC ≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.) Parameter Symbol Test Condition Min Typ Max Unit Output Voltage Vout Tj=25 oC -11.53 -12 -12.48 V -14.5V ≤Vin≤-27V, 10mA ≤Iout≤1A, PD ≤15W -11.42 -12 -12.60 Line Regulation REGline Tj=25 oC -14.5V ≤Vin≤-30V -- 10 240 mV -15V ≤Vin≤-19V -- 3 120 Load Regulation REGload Tj=25 oC 10mA ≤Iout≤1A -- 12 240 250mA ≤Iout≤750mA -- 4 120 Quiescent Current Iq Tj=25 oC, Iout=0 -- 4.3 8 mA Quiescent Current Change ∆Iq -14.5V ≤Vin≤-30V -- -- 1 10mA ≤Iout≤1A -- -- 0.5 Output Noise Voltage Vn 10Hz ≤f≤100KHz, Tj=25oC -- 75 -- uV Ripple Rejection Ratio RR f=120Hz, -15V ≤Vin≤-25V 55 70 -- dB Voltage Drop Vdrop Iout=1A, Tj=25 oC -- 2 -- V Output Short Circuit Current Ios Tj=25 oC -- 350 -- mA Peak Output Current Io peak Tj=25 oC -- 2.1 -- A Temperature Coefficient of Output Voltage ∆Vout/ ∆Tj Iout=10mA, 0 oC ≤Tj≤125oC -- -1 -- mV/ oC Pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. This specification applies only for DC power dissipation permitted by absolute maximum ratings. |
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