MAX8784ETL+ Maxim Integrated Products, MAX8784ETL+ Datasheet
MAX8784ETL+
Specifications of MAX8784ETL+
Related parts for MAX8784ETL+
MAX8784ETL+ Summary of contents
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... Ordering Information PIN- PART TEMP RANGE PACKAGE 40 TQFN MAX8784ETL+ -40°C to +85°C 5mm x 5mm + Denotes a lead(Pb)-free/RoHS-compliant package. Dual Mode is a trademark of Maxim Integrated Products, Inc. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’ ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs ABSOLUTE MAXIMUM RATINGS , CTL, HVS, SHDN, ADEL, GDEL to AGND ....-0.3V to +7. REF, COMP, FB, FBN, FBP to AGND .........-0. POS1, ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs ELECTRICAL CHARACTERISTICS (continued +5V, Circuit of Figure 1, AVDD = SUP = +14V PARAMETER FB Transconductance LX Current Limit LX On-Resistance Current-Sense Transresistance ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs ELECTRICAL CHARACTERISTICS (continued +5V, Circuit of Figure 1, AVDD = SUP = +14V PARAMETER OPERATIONAL AMPLIFIERS SUP Supply Range SUP Overvoltage Fault Threshold ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs ELECTRICAL CHARACTERISTICS (continued +5V, Circuit of Figure 1, AVDD = SUP = +14V PARAMETER REFERENCE REF Output Voltage REF Load Regulation REF Sink ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs ELECTRICAL CHARACTERISTICS (continued +5V, Circuit of Figure 1, AVDD = SUP = +14V PARAMETER POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES CTL Input-Low Voltage ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs (Circuit of Figure 5V, AVDD = 14V STEP-UP REGULATOR EFFICIENCY vs. LOAD CURRENT 1.2MHz OSC VIN = 5.0V 91 ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs (Circuit of Figure 5V, AVDD = 14V TIMER-DELAY LATCH RESPONSE TO OVERLOAD 10ms/div AVDD: 10V/div LX: 10V/div I : 5A/div L REFERENCE ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs (Circuit of Figure 5V, AVDD = 14V HIGH-VOLTAGE SWITCH CONTROL FUNCTION C = 1.5nF GON R = 1kΩ TO AVDD DRN 10µs/div ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs PIN NAME 1 C1N Negative Terminal of Flying Capacitor C1 2 C1P Positive Terminal of Flying Capacitor C1 3 BGND Operational Amplifier and Charge-Pump Supply Ground Operational ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs PIN NAME 31 AGND Analog GND 32 RSET Open-Drain HVS Mode Output. For details, see the HVS Mode section. 33 COMP Error-Amplifier Output. Connect a series RC ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs VIN = 4.5V TO 5.5V C1 1µF VCOM AVDD VCOM R1 10kΩ VCOM R2 10kΩ C2 0.22µF R3 20kΩ 187kΩ C4 VGOFF 1µF -9V, 20mA ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Table 2. Component Suppliers SUPPLIER Fairchild Semiconductor Sumida TDK Toshiba VIN VGOFF Figure 2. Functional Diagram and TVs. It has a step-up switching regulator to gener- ate ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Step-Up Regulator The step-up regulator employs a current-mode, fixed- frequency PWM architecture to maximize loop band- width and to provide fast-transient response to pulsed loads typical of ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Positive Charge-Pump Regulator The positive charge-pump regulator is typically used to generate the positive supply rail for the TFT LCD gate driver ICs. The positive charge pump ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Negative Charge-Pump Regulator The negative charge-pump regulator (see Figure 5) generates the negative supply rail for the TFT LCD gate driver ICs. The output voltage is set ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs When CTL is logic-high, Q1 turns on and Q2 and Q3 turn off, connecting GON to POUT. When CTL is logic- low, Q1 turns off and Q2 ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs HVS mode is designed as a special operating mode for end-of-line panel testing. In HVS mode, higher than normal voltages are forced to the power-supply outputs to ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Design Procedure Step-Up Regulator The inductance value, peak-current rating, and series resistance are factors to consider when selecting the inductor. These factors influence the converter’s effi- ciency, ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Output-Capacitor Selection The total output-voltage ripple has two components: the capacitive ripple caused by the charging and dis- charging of the output capacitance, and the ohmic ripple ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs Increasing the pump capacitor value (C4, C6, and C7) lowers the effective source impedance and increases the output-current capability. Increasing the capaci- tance indefinitely has a negligible ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs • Place V pin and REF pin bypass capacitors as CC close as possible to the device. The ground con- nection of the V bypass capacitor should ...
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Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs For the latest package outline information and land patterns www.maxim-ic.com/packages. Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 24 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2007 Maxim Integrated Products Package Information (continued) Maxim is a registered trademark of Maxim Integrated Products ...