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UC3383L-XX-AF5-R Fiches technique(PDF) 4 Page - Unisonic Technologies |
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UC3383L-XX-AF5-R Fiches technique(HTML) 4 Page - Unisonic Technologies |
4 / 15 page UC3383 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 4 of 15 www.unisonic.com.tw QW-R502-032,I ABSOLUTE MAXIMUM RATINGS (TA=25°C) PARAMETER SYMBOL RATINGS UNIT VOUT Input Voltage VOUT 12 V Lx pin Voltage VLx 12 V CE Input Voltage VCE 12 V VDD Input Voltage VDD 12 V Lx pin Current ILX 400 mA Power Dissipation SOT-89 PD 500 mW SOT-25 250 mW Operating Junction Temperature TJ +125 °C Ambient Operating Temperature TOPR -30 ~ +80 °C Storage Temperature TSTG -40 ~ +125 °C Note Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTRISTICS(TA=25℃, VIN=VOUT× 0.6, unless otherwise specified.) UTC UC3383-2.0V (IOUT=10mA) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage VOUT L, SD, CL etc. connected 1.950 2.000 2.050 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) 4.3 8.6 μA Supply Current 1(Note 2) IDD1 VIN=VOUT×0.95 13.6 27.3 μA Supply Current 2 IDD2 VIN=VOUT+0.5V 1.9 3.9 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 9.1 13.7 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 50 55 60 % Efficiency EFFI L, SD, CL etc. connected 70 % Maximum Oscillation Frequency FOSC1 Same as IDD1. 75% duty 100 120 130 kHz FOSC2 Same as IDD1. 45% duty 150 180 210 kHz FOR 5-PINS PACKAGE ONLY CE Voltage High VCEH Same as IDD1. Existence of Lx Oscillation. 0.75 V Low VCEL Same as IDD1. Disappearance of Lx Oscillation 0.20 V CE ”High” Current High ICEH Same as IDD1. VCE=VOUT×0.95 0.25 μA Low ICEL Same as IDD1. VCE=0V -0.25 μA Stand-by Current ISTB Same as IDD1. 0.5 μA |
Numéro de pièce similaire - UC3383L-XX-AF5-R |
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Description similaire - UC3383L-XX-AF5-R |
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