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P34563G-SH2-R Datasheet(PDF) 3 Page - Unisonic Technologies |
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P34563G-SH2-R Datasheet(HTML) 3 Page - Unisonic Technologies |
3 / 4 page P34563 Preliminary LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 3 of 4 www.unisonic.com.tw QW-R103-074.a ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified.) PARAMETER SYMBOL RATINGS UNIT VCC Pin Voltage VCC VSS -0.3~VSS+45 V Feedback Pin Voltage VFB VSS-0.3~38 V EN/CT, OVP Pin Voltage VSS-0.3~6 V SENSE1,SENSE2 Pin Voltage VSS-0.3~38 V Switch Pin Voltage VSW VSS-0.3~VCC+0.3 V Power Dissipation PD (TJ -TA)/ θJA W Operating Supply Voltage VOP +8~+40 V Output Current IOUT 0~3 A Operating Temperature TOPR -20~+125 °C Storage Temperature TSTG -40~+165 °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. THERMAL CHARACTERISTICS PARAMETER SYMBOL RATINGS UNIT Junction to Ambient θJA 143 °C/W Junction to Case θJC 15 °C/W ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT FB VFB IOUT=10mA 1.08 1.10 1.12 V Under Voltage Lockout UVLO Falling 6 V UVLO Hysteresis 0.8 V OVP Detect Voltage VOVP FB Floating 1.250 V Line Regulation ∆ VOUT VCC=10~40V 0.5 1 % Load Regulation ∆ VOUT IOUT=0~1A, RSENSE=140mΩ 10 mV Quiescent Current ICCQ VFB>1.2V 3 7 mA Oscillator Frequency FOSC 80 100 120 KHz 300 350 400 Max. Duty Cycle (ON) DC Force Driver On VFB=0.7V 100 % Min. Duty Cycle (OFF) Force Driver Off VFB=1.2V 0 % Internal MOSFET RDSON RDSON VCC=12V, VFB = 0.7V 110 170 mΩ Sense Voltage VSENSE VSENSE1-VSENSE2 150 mV Sense Voltage Hysteresis VSENSE-h 45 mV EN/CT Pin Logic Input Threshold Voltage VEN Shutdown Mode 0.3 V VCT Auto Restart, VFB<0.4V 0.5 1.5 V EN/CT Pin Current IEN/CT-C Charge Current -32 µA EN/CT Pin Current IEN/CT-D Discharge Current 1.5 µA Thermal Shutdown Temp TSD 160 °C Thermal Shutdown Hysteresis TSH 40 °C |
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