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LF25AB Datasheet(PDF) 21 Page - STMicroelectronics |
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LF25AB Datasheet(HTML) 21 Page - STMicroelectronics |
21 / 32 page ELECTRICAL CHARACTERISTICS FOR LF90AB (refer to the test circuits, 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 =50 mA, Vi =11 V Io =50 mA, Vi = 11 V -25<Ta<85 oC 8.91 8.82 99.09 9.18 V V Vi Operating Input Voltage Io = 500 mA 16 V Iout Output Current Limit 1 A ∆Vo Line Regulation Vi =10 to 16 V, Io = 5 mA 9 45 mV ∆Vo Load Regulation Vi = 10.3 V Io = 5 to 500 mA 9 45 mV Id Quiescent Current ON MODE Vi =10 to 16 V Io =0 mA Vi = 10.3 to 16 V Io =500 mA 0.7 1.5 12 mA mA OFF MODE Vi =10 V 70 140 µA SVR Supply Voltage Rejection Io = 5 mA Vi =11 V ± 1V f = 120 Hz f= 1 KHz f = 10 KHz 71 66 56 dB dB dB eN Output Noise Voltage B = 10 Hz to 100 KHz 50 µV Vd Dropout Voltage Io = 200 mA Io = 500 mA 0.2 0.4 0.35 0.7 V V Vil Control Input Logic Low -40 < Ta <125 oC0.8 V Vih Control Input Logic High -40 < Ta <125 oC2 V Ii Control Input Current Vi =10 V, Vc =6 V 10 µA CO Output Bypass Capacitance ESR = 0.1 to 10 Ω Io = 0 to 500 mA 210 µF ELECTRICAL CHARACTERISTICS FOR LF90C (refer to the test circuits, 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 =50 mA, Vi =11 V Io =50 mA, Vi = 11 V -25<Ta<85 oC 8.82 8.64 99.18 9.36 V V Vi Operating Input Voltage Io = 500 mA 16 V Iout Output Current Limit 1 A ∆Vo Line Regulation Vi =10 to 16 V, Io = 5 mA 9 45 mV ∆Vo Load Regulation Vi = 10.3 V Io = 5 to 500 mA 9 45 mV Id Quiescent Current ON MODE Vi =10 to 16 V Io =0 mA Vi = 10.3 to 16 V Io =500 mA 0.7 1.5 12 mA mA OFF MODE Vi =10 V 70 140 µA SVR Supply Voltage Rejection Io = 5 mA Vi =11 V ± 1V f = 120 Hz f= 1 KHz f = 10 KHz 71 66 56 dB dB dB eN Output Noise Voltage B = 10 Hz to 100 KHz 50 µV Vd Dropout Voltage Io = 200 mA Io = 500 mA 0.2 0.4 0.35 0.7 V V Vil Control Input Logic Low -40 < Ta <125 oC0.8 V Vih Control Input Logic High -40 < Ta <125 oC2 V Ii Control Input Current Vi =10 V, Vc =6 V 10 µA CO Output Bypass Capacitance ESR = 0.1 to 10 Ω Io = 0 to 500 mA 210 µF LF00AB/C 21/32 |
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