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IR1152SPBF Datasheet(PDF) 4 Page - International Rectifier |
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IR1152SPBF Datasheet(HTML) 4 Page - International Rectifier |
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4 / 20 page  IR1152S www.irf.com 4 © 2011 International Rectifier Internal Voltage Reference Section Parameters Symbol Min. Typ. Max. Units Remarks Reference Voltage VREF 4.9 5 5.1 V Regulation Voltage on VFB pin, TAMB=25°C Line Regulation RREG 10 20 mV 14V < VCC < 17V Temp Stability TSTAB 0.4 % -25°C < TAMB < 125°C Total Variation ΔVTOT 4.85 5.1 V Line & Temperature Voltage Error Amplifier Section Parameters Symbol Min. Typ. Max. Units Remarks Transconductance gm 35 49 59 µS 30 44 58 TAMB=25°C Source Current (Normal Mode) IOVEA(SRC) 17 80 µA -25°C < TAMB < 125°C -58 -44 -30 TAMB=25°C Sink Current (Normal Mode) IOVEA(SNK) -80 -17 µA -25°C < TAMB < 125°C Soft Start Delay Time (calculated) tSS 60 msec RGAIN=1.1kΩ, CZERO=0.56μF, CPOLE=10nF VCOMP Voltage (Fault) VCOMP FLT 1 1.4 V @100uA steady state Effective VCOMP voltage VCOMP EFF 4.7 4.9 5.1 V VFB Input Bias Current IFB(Bias) -0.2 µA VFB=4.9V Output Low Voltage VOL 0.25 V Output High Voltage VOH 5 5.4 V VCOMP Start Voltage VCOMP START 260 375 485 mV |
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