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78T15AL-TQ2-R bảng dữ liệu(PDF) 7 Page - Unisonic Technologies |
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78T15AL-TQ2-R bảng dữ liệu(HTML) 7 Page - Unisonic Technologies |
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7 / 9 page ![]() 78TXXA LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 7 of 9 www.unisonic.com.tw QW-R101-011.M ELECT RI CAL CH ARACT ERI ST I CS (Cont .) FOR 78T18A (VIN=27V, IOUT=0.5A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ=25C, IOUT=5mA-1.0A 17.28 18.0 18.72 V Output Voltage VOUT VIN=21V~33V, IOUT=5mA-1.0A, PD≦15W 17.10 18.90 V TJ=25C, IOUT=5mA-1.0A 180 mV Load Regulation V OUT TJ=25C, IOUT=0.25A-0.75A 90 mV VIN=21V~33V, TJ=25C 180 mV Line regulation V OUT VIN=21V~33V, TJ=25C, IOUT=1.0A 180 mV Quiescent Current IQ TJ=25C, IOUT≦1.0A 8.0 mA VIN=21.5V~33V 1.0 mA Quiescent Current Change I Q IOUT=5mA-1.0A 0.5 mA Output Noise Voltage eN 10Hz≦≦ f 100kHz 110 V Temperature coefficient of Vo Vo/T IOUT=5mA -2.2 mV/ C Ripple Rejection RR VIN=22V-32V, f=120Hz, TJ=25C 53 69 dB Peak Output Current IPEAK TJ=25C 1.8 A Short-Circuit Current ISC VIN=35V, TJ=25C 250 mA Dropout Voltage VD TJ=25C 2.0 V FOR 78T24A (VIN=33V, IOUT=0.5A) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ=25C, IOUT=5mA-1.0A 23.04 24.0 24.96 V Output Voltage VOUT VIN=27V~38V, IOUT=5mA-1.0A, PD≦15W 22.80 25.20 V TJ=25C, IOUT=5mA-1.0A 240 mV Load Regulation V OUT TJ=25C, IOUT=0.25A-0.75A 120 mV VIN=27V~38V, TJ=25C 240 mV Line regulation V OUT VIN=27V~38V, TJ=25C, IOUT=1.0A 240 mV Quiescent Current IQ TJ=25C, IOUT≦1.0A 8.0 mA VIN=28V~38V 1.0 mA Quiescent Current Change I Q IOUT=5mA-1.0A 0.5 mA Output Noise Voltage eN ≦≦ 10Hz f 100kHz 170 V Temperature coefficient of Vo Vo/T I OUT=5mA -2.8 mV/ C Ripple Rejection RR VIN=28V-38V, f=120Hz, TJ=25C 50 66 dB Peak Output Current IPEAK TJ=25C 1.8 A Short-Circuit Current ISC VIN=35V, TJ=25C 250 mA Dropout Voltage VD TJ=25C 2.0 V Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length of the package and copper pattern of PCB. The data above represents pulse test conditions with junction temperatures specified at the initiation of test. Note 2: Power dissipation<0.5W |
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