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L4987 Datasheet(PDF) 6 Page - STMicroelectronics |
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L4987 Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 11 page ![]() ELECTRICAL CHARACTERISTICS FOR L4987CPT120 (refer to the test circuits, VI = 15V, IOUT = 5mA, Tj =25 oC, Ci = 0.1 µF, Co = 2.2 µF unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit Vo Output Voltage Io = 200 mA, Vi =15 V Io = 200 mA, Vi =15 V -40<TJ<125 oC 11.76 11.52 12 8. 874 9.05 V V Vi Operating Input Voltage Io = 200 mA 12.75 18 V Iout Output Current Limit 250 A ∆Vo Line Regulation Vi = 13.5 to 18 V, Io = 0.5 mA 5 30 mV ∆Vo Load Regulation Vi = 13.5 V Io = 0.5 to 200 mA 3 20 mV Id Quiescent Current ON MODE Vi = 13.5 to 18 V Io =0 mA Vi = 13.5 to 18 V Io =200 mA 0.5 3 1 6 mA mA OFF MODE Vi =12 V 90 180 µA SVR Supply Voltage Rejection Io = 5 mA Vi = 14.5 V ± 1V f = 120 Hz f= 1 KHz f = 10 KHz 67 64 51 dB dB dB Vd Dropout Voltage Io = 200 mA Io = 200 mA -40 < TJ < 125 oC 0.3 0.5 0.7 V V Vil Control Input Logic Low -40 < TJ < 125 oC0.8 V Vih Control Input Logic High -40 < TJ < 125 oC2 V Ii Control Input Current 10 µA CO Output Bypass Capacitance ESR = 0.5 to 10 Ω Io = 0 to 200 mA -40 < TJ < 125 oC 210 µF Vfl Control Flag Output Low Vi -Vo <Vcesat power, Ifl =6 mA Io = 200 mA 0.5 V Ifh Control Flag Output High Leakage Current Vi > 12.75 V Voh =15 V 10 µA L4987 SERIES 6/11 |