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AME9003AETHZ Datasheet(PDF) 7 Page - Asahi Kasei Microsystems |
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AME9003AETHZ Datasheet(HTML) 7 Page - Asahi Kasei Microsystems |
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7 / 39 page  AME, Inc. 7 AME9003 CCFL Backlight Controller Preliminary Parameter Symbol Min Typ Max Units Output voltage VDD 4.9 5.15 5.35 V Line regulation VDDLINE -0.5 0.5 % Load regulation VDDLOAD -0.2 0.2 % Temperature drift VDDTC 0.5 % Initial voltage VREF 3.3 3.4 3.5 V Line regulation VREFLINE -0.1 0.1 % Temperature drift VREFTC 100 ppm/C Full Scale Brightness Threshold VCT1,HIGH 2.9 3.1 V Zero Scale Brightness Threshold VCT1, LOW 0 100 mV Frequency Accuracy FCT1 70 130 Hz Frequency Range FCT1 10 1000 Hz Line regulation LINECT1 -1 1 % Temperature drift TCCT1 =+-3 % Comparator offset VOSCT1 10 mV Initial frequency FVCO(OUTA) 47 52 kHz Line regulation LINEVCO -0.8 0.8 % Temperature drift TCVCO +-1.5 % VCO pullin range PULLVCO RT2/(RDELTA X 5) % Offset voltage, WRT Vref VOS 50 mV Input bias current IB 1 nA Input offset current IOS 1 nA Open loop gain AOL 70 dB Unity gain frequency FT 1 Mhz Output high voltage (comp) VOH 3.32 V Output low voltage VOL 0.4 V COMP 100% Duty VCOMP 3 V COMP 0% Duty VCOMP 0 V Note 1 7< Vbatt < 24V Note 2 Vco oscillator (RT2, RDELTA) -10C < Ta < 70C -10C < Ta < 70C Vbatt = 15V, Iref = 0 7< Vbatt < 24V -10C <Ta < 70C 3.4V reference (VREF) Test Condition Brightness oscillator (CT1, BRIGHT) 7<Vbatt<24 Vbatt=7V, 0mA < Iload < 25mA 5V supply (VSUPPLY) 7< Vbatt < 24V -10C < Ta < 70C Error amplifiers (FB, COMP) ISINK = 500uA ISOURCE = 50uA n Electrical Specifications TA= 25OC unless otherwise noted, VBATT = 15V, CT1 = 0.047uF, RT2 = 56K |
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