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TS7812BCZ 数据表(PDF) 4 Page - Taiwan Semiconductor Company, Ltd |
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TS7812BCZ 数据表(HTML) 4 Page - Taiwan Semiconductor Company, Ltd |
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4 / 8 page  TS7800B series 4-4 2005/01 rev. A TS7810B Electrical Characteristics (Vin=16V, Iout=500mA, 0 oC≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.) Parameter Symbol Test Conditions Min Typ Max Unit Tj=25 oC 9.6 10 10.4 Output Voltage Vout 12.5V ≤Vin≤25V, 10mA ≤Iout≤1.5A, PD≤15W 9.5 10 10.5 V 12.5V ≤Vin≤28V -- 7 200 Line Regulation REGline Tj=25 oC 13V ≤Vin≤17V -- 2 100 10mA ≤Iout≤1.5A -- 12 200 Load Regulation REGload Tj=25 oC 250mA ≤Iout≤750mA -- 4 100 mV Quiescent Current Iq Iout=0, Tj=25 oC -- 4.3 8 12.5V ≤Vin≤28V -- -- 1 Quiescent Current Change ∆Iq 10mA ≤Iout≤1.5A -- -- 0.5 mA Output Noise Voltage Vn 10Hz ≤f≤100KHz, Tj=25oC -- 70 -- uV Ripple Rejection Ratio RR f=120Hz, 13V ≤Vin≤23V 55 71 -- dB Voltage Drop Vdrop Iout=1.0A, Tj=25 oC -- 2 -- V Output Resistance Rout f=1KHz -- 18 -- m Ω Output Short Circuit Current Ios Tj=25 oC -- 400 -- mA Peak Output Current Io peak Tj=25 oC -- 2.2 -- A Temperature Coefficient of Output Voltage ∆Vout/ ∆Tj Iout=10mA, 0 oC≤Tj≤125oC -- -1 -- mV/ oC TS7812B Electrical Characteristics (Vin=19V, Iout=500mA, 0 oC≤Tj≤125oC, Cin=0.33uF, Cout=0.1uF; unless otherwise specified.) Parameter Symbol Test Conditions Min Typ Max Unit Tj=25 oC 11.52 12 12.48 Output Voltage Vout 14.5V ≤Vin≤27V, 10mA ≤Iout≤1.5A, PD ≤15W 11.40 12 12.60 V 14.5V ≤Vin≤30V -- 10 240 Line Regulation REGline Tj=25 oC 15V ≤Vin≤19V -- 3 120 10mA ≤Iout≤1.5A -- 12 240 Load Regulation REGload Tj=25 oC 250mA ≤Iout≤750mA -- 4 120 mV Quiescent Current Iq Tj=25 oC, Iout=0 -- 4.3 8 14.5V ≤Vin≤30V -- -- 1 Quiescent Current Change ∆Iq 10mA ≤Iout≤1.5A -- -- 0.5 mA Output Noise Voltage Vn 10Hz ≤f≤100KHz, Tj=25oC -- 75 -- uV Ripple Rejection Ratio RR f=120Hz, 15V ≤Vin≤25V 55 71 -- dB Voltage Drop Vdrop Iout=1.0A, Tj=25 oC -- 2 -- V Output Resistance Rout f=1KHz -- 18 -- m Ω Output Short Circuit Current Ios Tj=25 oC -- 350 -- mA Peak Output Current Io peak Tj=25 oC -- 2.2 -- 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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