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MAX8798 Datasheet(PDF) 5 Page - Maxim Integrated Products |
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MAX8798 Datasheet(HTML) 5 Page - Maxim Integrated Products |
5 / 30 page Internal-Switch Boost Regulator with Integrated 3-Channel Scan Driver for TFT LCDs _______________________________________________________________________________________ 5 PARAMETER CONDITIONS MIN TYP MAX UNITS Output Slew Rate CKV, CKVB Without charge sharing, STV = VDD, CLOAD = 4.7nF, 50 20 40 V/μs Propagation Delay Between STV and STVP CLOAD = 4.7nF 250 450 ns STVP Output Slew Rate CLOAD = 4.7nF, 50 20 40 V/μs Charge-Sharing Discharge Path Resistance CKV to CKVCS and CKVB to CKVBCS 250 400 DISH Discharge Path Resistance GOFF to -3V, DISH = -3V 250 500 DISH Turn-On Threshold Dish falling -1.8 V STV, CPV, OE Input Low Voltage 0.8 V STV, CPV, OE Input High Voltage 1.6 V OECON Input Low Voltage 1.5 V OECON Input High Voltage 2.0 V OECON Sink Current OECON = 5W = VDD 0.4 0.8 mA STV, CPV, OE Input Current VSTV = VDD or GND, VCPV = VDD or GND, VOE = VDD or GND, VOECON = VDD or GND -1 +1 μA CKV, CKVB, STVP Output Three-State Current VCKV = GON or GOFF, three-state VCKVB = GON or GOFF, three-state VCKVCS = GON or GOFF, three-state VCKVBCS = GON or GOFF, three-state VSTVP = GON or GOFF, three-state -1 +1 μA CONTROL INPUTS Input Low Voltage SHDN 0.6 V SHDN, 1.8V < VIN < 3.0V 1.8 Input High Voltage SHDN, 3.0V < VIN < 5.5V 2.0 V SHDN Input Current SHDN = 0V or 3V -1 +1 μA ELECTRICAL CHARACTERISTICS (continued) (VIN = VDD = VSHDN = +3V, circuit of Figure 2, BOOST = 8V, GON = 23V, GOFF = -12V, VPOS = 0V, VNEG = 1.5V, OE = CPV = STV = OECON = 0V, TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) ELECTRICAL CHARACTERISTICS (VIN = VDD = VSHDN = +3V, circuit of Figure 2, BOOST = 8V, GON = 23V, GOFF = -12V, VPOS = 0V, VNEG = 1.5V, OE = CPV = STV = OECON = 0V, TA = -40°C to +85°C, unless otherwise noted.) (Note 6) PARAMETER CONDITIONS MIN TYP MAX UNITS VDD Input Voltage Range 1.8 4.0 V VDD Quiescent Current VDD = 3V 10 μA VDD Undervoltage Lockout VDD rising; typical hysteresis 100mV 1.75 V IN Input Voltage Range (Note 1) 1.8 6.0 V IN Quiescent Current VIN = 3V, VFB = 1.5V, not switching 0.1 mA IN Undervoltage Lockout IN rising; typical hysteresis 100mV 1.75 V |
Similar Part No. - MAX8798 |
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Similar Description - MAX8798 |
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