Datenblatt-Suchmaschine für elektronische Bauteile |
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P3576 Datenblatt(PDF) 4 Page - Unisonic Technologies |
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P3576 Datenblatt(HTML) 4 Page - Unisonic Technologies |
4 / 6 page P3576 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 4 of 6 www.unisonic.com.tw QW-R103-054.G ABSOLU T E M AX I M U M RAT I N G (TA=25°C, unless otherwise specified ) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC +45 V ON/OFF Pin Input Voltage VEN -0.3 ~ 40 V Feedback Pin Voltage VFB -0.3 ~ 12 V Output Voltage to Ground VOUT -0.8 V Operating Supply Voltage VOP +4.5 ~ +40 V Power Dissipation PD Internally Limited W Junction Temperature TJ +125 °C Operating Temperature TOPR -40 ~ +125 °C Storage Temperature TSTG -65 ~ +150 °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. T H ERM AL DAT A PARAMETER SYMBOL RATINGS UNIT Junction to Ambient JA 60 ° С/W Junction to Case JC 20 ° С/W Note: JA is measured with the PCB copper area(need connect to SW pins) of approximately 1.5 in 2(Multi-layer). ELECT RI CAL CH ARACT ERI ST I CS (TA=25°C, unless otherwise specified, VCC=12V for 3.3V, 5V, adjustable version and VCC=18V for the 12V version. ILOAD=0.2A.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Quiescent Current IQ VFB=12V force driver off 4 8 mA Feedback Bias Current ADJ IFB VFB=1.3V -10 -50 nA Shutdown Supply Current ISD EN pin=5V, VCC=40V 100 200 μA Oscillator Frequency fOSC 44 50 56 KHz ADJ VFB<0.5V 25 KHz Oscillator Frequency of Short Circuit Protect Fixed fSCP VOUT <VOUT*40% 25 KHz MAX DC VFB=0V force driver ON 100 % Duty Cycle MIN DC VFB=12V force driver OFF,VFB=18V for the 12V version. 0 % Current Limit ICL Pear current, No outside circuit VFB=0V force driver on 2.5 A Load Regulation( ∆VOUT /VOUT) ∆VOUT IOUT=0.2 ~ 2A 0.6 1.2 % Saturation Voltage VSAT IOUT=2A, No outside circuit VFB=0V force driver on 1.2 1.4 V SW pin=0V No outside circuit VFB=12V force driver off, VFB=18V for the 12V version. -200 μA SW pin Leakage Current SW pin=-0.8V ISWL VCC=40V force driver off -5 mA Low VIL regulator ON 1.3 0.6 V EN pin Logic Input Threshold Voltage High VIH regulator OFF 2.0 1.3 V EN pin Logic Input Current IH VEN=2.5V (OFF) -0.1 -10 μA EN pin Input Current IL VEN=0.5V (ON) -0.01 -1 μA Thermal shutdown Temp TSD 135 °C ADJ ILOAD=0.2A, VOUT programmed for 3.3V 1.193 1.23 1.267 3.3V ILOAD=0.2A 3.20 3.30 3.40 5.0V ILOAD=0.2A 4.85 5.00 5.15 Output Feedback Voltage 12V VFB ILOAD=0.2A 11.64 12.0 12.36 V ADJ VCC=12V, ILOAD=2A 79 3.3V VCC=12V, ILOAD=2A 80 5.0V VCC=12V, ILOAD=2A 84 Efficiency 12V VCC=18V, ILOAD=2A 90 % |
Ähnliche Teilenummer - P3576_18 |
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Ähnliche Beschreibung - P3576_18 |
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