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MAX1880 Datasheet(PDF) 7 Page - Maxim Integrated Products |
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MAX1880 Datasheet(HTML) 7 Page - Maxim Integrated Products |
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7 / 38 page  Quad-Output TFT LCD DC-DC Converters with Buffer _______________________________________________________________________________________ 7 ELECTRICAL CHARACTERISTICS (continued) (VIN = +3.0V, SHDN = IN, VSUPP = VSUPN = VSUPB = VSUPL = 10V, LDOOUT = FBL, BUF- = BUFOUT, BUF+ = FLTSET = TGND = PGND = GND, CREF = 0.22µF, CBUF = 1µF, TA = -40°C to +85°C, unless otherwise noted.) (Note 2) PARAMETER SYMBOL CONDITIONS MIN MAX UNITS POSITIVE CHARGE PUMP (MAX1778/MAX1880/MAX1881/MAX1882 ONLY) SUPP Input Supply Range VSUPP 2.7 13 V FBP Regulation Voltage VFBP 1.2 1.3 V FBP Input Bias Current IFBP VFBP = 1.5V -50 +50 nA DRVP PCH On-Resistance RPCH(ON) 10 Ω VFBP = 1.2V 4 Ω DRVP NCH On-Resistance RNCH(ON) VFBP = 1.3V 20 k Ω FBP Power-Ready Trip Level Rising edge 1.09 1.16 V NEGATIVE CHARGE PUMP (MAX1778/MAX1880/MAX1881/MAX1882 ONLY) SUPN Input Supply Range VSUPN 2.7 13 V FBN Regulation Voltage VFBN -50 +50 mV FBN Input Bias Current IFBN VFBN = 0 -50 +50 nA DRVN PCH On-Resistance RPCH(ON) 10 Ω VFBN = +50mV 4 Ω DRVN NCH On-Resistance RNCH(ON) VFBN = -50mV 20 k Ω FBN Power-Ready Trip Level Falling edge 80 165 mV LOW DROPOUT LINEAR REGULATOR (MAX1778/MAX1881/MAX1883/MAX1884 ONLY) SUPL Input Supply Range VSUPL 4.5 15 V SUPL Undervoltage Lockout Rising edge, 50mV hysteresis (typ) 3.8 4.3 V SUPL Quiescent Current ISUPL ILDO = 100µA 240 µA Dropout Voltage (Note 1) VDROP LDO regulating to 9V, ILDO = 40mA 330 mV FBL Regulation Voltage VFBL VSUPL = 10V, LDO regulating to 9V, ILDO = 15mA 1.222 1.265 V LDO Load Regulation VSUPL = 10V, LDO regulating to 9V, ILDO = 100µA to 40mA 1.2 % LDO Line Regulation VSUPL = 4.5V to 15V, FBL = LDOOUT, ILDO = 15mA 0.02 %/V FBL Input Bias Current IFBL VFBL = 1.25V -1.2 +1.2 µA LDO Current Limit ILDOLIM VSUPL = 10V, VLDOOUT = 9V, VFBL = 1.2V 40 260 mA VCOM BUFFER SUPB Input Supply Range VSUPB 4.5 13 V SUPB Quiescent Current ISUPB VSUPB = 13V 850 µA BUFOUT Leakage Current -10 +10 µA Input Common-Mode Voltage VCM |VOS| < 10mV 1.2 8.8 V |
Similar Part No. - MAX1880 |
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Similar Description - MAX1880 |
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