MAX686EEE-T Maxim Integrated Products, MAX686EEE-T Datasheet
MAX686EEE-T
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MAX686EEE-T Summary of contents
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... DAC-Controlled Output Voltage Up to 90% Efficiency Small 16-Pin QSOP Package (Same size as 8-pin SO) Power-OK Indicator 65µA Quiescent Current 1.5µA Shutdown Current Up to 300kHz Switching Frequency PART MAX686C/D MAX686EEE Dice are specified Functional Diagram appears at end of data sheet. Applications V = 0.8V TO 27. 2. ...
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... QSOP (derate 8.30mW/°C above +70°C) ......................667mW Operating Temperature Ranges + 0.3V) MAX686C/D ..........................................................0°C to +70°C CC MAX686EEE.......................................................-40°C to +85°C Storage Temperature Range .............................-65°C to +160°C Lead Temperature (soldering, 10sec) .............................+300°C = 0°C to +85°C, unless otherwise noted. Typical values are CONDITIONS ...
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LCD Bias Supply with Internal Switch ELECTRICAL CHARACTERISTICS (continued +5V 0.1µ REF PARAMETER SYMBOL REFERENCE AND FB INPUT REF Output Voltage REF Load Regulation FB Set Point FB ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch ELECTRICAL CHARACTERISTICS ( +5V 0.1µ REF PARAMETER SYMBOL Supply Voltage (Note Input Voltage V Supply Current I + ...
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LCD Bias Supply with Internal Switch __________________________________________Typical Operating Characteristics (Circuits of Figures 1 and EFFICIENCY vs. LOAD CURRENT (V = +24V) OUT ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch _____________________________Typical Operating Characteristics (continued) (Circuits of Figures 1 and LINE-TRANSIENT RESPONSE (ISET = ...
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LCD Bias Supply with Internal Switch _____________________________Typical Operating Characteristics (continued) (Circuits of Figures 1 and POWER-UP RESPONSE (NEGATIVE CONFIGURATION) SHDN 5V/div V OUT 5V/div SET 4.7k L 500 ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch V = 0.8V TO 27. 2.7V TO 5.5V CC 0.1 F DAC CONTROL ON/OFF Figure 1. Boost Configuration: Positive Output Voltage V = 0.8V TO 27.5V IN ...
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LCD Bias Supply with Internal Switch V = 0.8V TO 27. 2.7V TO 5.5V CC 0.1 F DAC CONTROL Figure 3. Alternative Negative Output Voltage Application Circuit Detailed Description The MAX686 is a step-up converter ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch Power-OK Comparator POK is the input to the power-OK comparator. The comparator drives an internal N-channel MOSFET. The MOSFET’s open-drain output, LCDON, can drive an external PNP transistor or P-channel MOSFET, switch- ...
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LCD Bias Supply with Internal Switch Note that for a positive output voltage decreases. V DACOUT OUT(MAX 0V, and V DACOUT OUT(MIN 1.25V. DACOUT Setting the Minimum Negative Output Voltage For a negative ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch 0. 27. 2. 5.5V 0.1 F MAX686 DACOUT FB Figure 4. Feed-Forward Capacitor Table 1. Component Suppliers ...
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LCD Bias Supply with Internal Switch MBR0530L 0. 27. DACOUT LCDON FB R4 MAX686 POK R5 GND Figure 6. Using the POK for Input Voltage Monitoring Feed-Forward Capacitors Parallel a ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch 2. 5. MAX686 100 DACOUT Figure 8. Using a Common Supply-Voltage Source R6 turns it ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch BIAS DD GND UP DIGITAL 6-BIT DN INTERFACE DAC SHDN POL REF REFERENCE 1.25V ERROR FB AMP 1.125V POK POK COMPARATOR ______________________________________________________________________________________ Functional Diagram MAX686 BANDGAP 1.125V ON-TIME/ OFF-TIME ...
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DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch 16 ______________________________________________________________________________________ Chip Information TRANSISTOR COUNT: 1325 SUBSTRATE CONNECTED TO GND ...