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L3383 Datasheet(PDF) 5 Page - Unisonic Technologies |
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L3383 Datasheet(HTML) 5 Page - Unisonic Technologies |
5 / 14 page L3383 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 5 of 14 www.unisonic.com.tw QW-R502-032,E ELECTRICAL CHARACTRISTICS(Cont.) UTC L3383-2.7V (IOUT=10mA) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage VOUT L, SD, CL etc. connected 2.633 2.700 2.768 V Maximum Input Voltage VIN 10 V Oscillation Start-up Voltage VST IOUT=1mA 0.80 0.90 V Oscillation Hold Voltage VHLD IOUT=1mA 0.70 V Lx Limit Voltage VLxLMT Same as IDD1. Fosc>Fosc1×2 0.7 1.1 V No-Load Input Current IIN IOUT=0mA (Note 1) 4.51 9.09 µA Supply Current 1(Note 2) IDD1 VIN=VOUT×0.95 17.87 35.77 µA Supply Current 2 IDD2 VIN=VOUT+0.5V 2.04 4.11 µA Lx Leakage Current ILXL No external components, VOUT=VLx=10V. 1.0 µA Lx Switch-On Resistance RSWON Same as IDD1. VLx=0.4V 6.37 9.64 Ω Duty Ratio 1 DTY1 Same as IDD1.Measuring of Lx waveform 70 75 80 % Duty Ratio 2 DTY2 IOUT=1mA. Measuring of Lx on-time 40 45 50 % Efficiency EFFI L, SD, CL etc. connected 70 % Fosc1 Same as IDD1. 75% duty 150 180 210 kHz Maximum Oscillation Frequency Fosc2 Same as IDD1. 45% duty 100 120 130 kHz For 5-Pins package Only High VCEH Same as IDD1. Existence of Lx Oscillation. 0.75 V CE Voltage Low VCEL Same as IDD1. Disappearance of Lx Oscillation 0.20 V High ICEH Same as IDD1. VCE=VOUT×0.95 0.25 µA CE ”High” Current Low ICEL Same as IDD1. VCE=0V -0.25 µA Stand-by Current ISTB Same as IDD1. 0.5 µA UTC L3383-2.8V (IOUT=10mA) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage VOUT L, SD, CL etc. connected 2.730 2.800 2.870 V Maximum Input Voltage VIN 10 V Oscillation Start-up Voltage VST IOUT=1mA 0.80 0.90 V Oscillation Hold Voltage VHLD IOUT=1mA 0.70 V Lx Limit Voltage VLxLMT Same as IDD1. Fosc>Fosc1×2 0.7 1.1 V No-Load Input Current IIN IOUT=0mA (Note 1) 4.54 9.16 µA Supply Current 1(Note 2) IDD1 VIN=VOUT×0.95 18.48 36.98 µA Supply Current 2 IDD2 VIN=VOUT+0.5V 2.06 4.14 µA Lx Leakage Current ILXL No external components, VOUT=VLx=10V. 1.0 µA Lx Switch-On Resistance RSWON Same as IDD1. VLx=0.4V 5.98 9.06 Ω Duty Ratio 1 DTY1 Same as IDD1,.Measuring of Lx waveform 70 75 80 % Duty Ratio 2 DTY2 IOUT=1mA. Measuring of Lx on-time 40 45 50 % Efficiency EFFI L, SD, CL etc. connected 70 % Fosc1 Same as IDD1. 75% duty 150 180 210 kHz Maximum Oscillation Frequency Fosc2 Same as IDD1. 45% duty 100 120 130 kHz For 5-Pins package Only High VCEH Same as IDD1. Existence of Lx Oscillation. 0.75 V CE Voltage Low VCEL Same as IDD1. Disappearance of Lx Oscillation 0.20 V High ICEH Same as IDD1. VCE=VOUT×0.95 0.25 µA CE ”High” Current Low ICEL Same as IDD1. VCE=0V -0.25 µA Stand-by Current ISTB Same as IDD1. 0.5 µA |
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