MAX1686HEUA Maxim Integrated Products, MAX1686HEUA Datasheet
MAX1686HEUA
Specifications of MAX1686HEUA
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MAX1686HEUA Summary of contents
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... Input-Output Shorting Switch for 3V Cards Small External Components (Uses a 0.047µF, 0.1µF, and a 2.2µF Capacitor) Output Driven to Ground in Shutdown Mode Super-Small 8-Pin µMAX Package Soft-Start and Short-Circuit Protection Applications PART MAX1686EUA MAX1686HEUA TOP VIEW OUTPUT V OR 5V/20mA IN C OUT Features Ordering Information TEMP ...
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... OUT Operating Temperature Range + 0.3V) IN MAX1686EUA/MAX1686HEUA........................-40°C to +85°C Junction Temperature ......................................................+150°C Storage Temperature Range .............................-65°C to +165°C Lead Temperature (soldering, 10sec) .............................+300°C = 0.22µ 10µF (see Applications Information section to use smaller capacitors), OUT = +25° ...
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Typical Operating Circuit , C = 0.47µ EFFICIENCY vs. LOAD CURRENT (5V MODE 0.1 ...
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Regulating Charge Pumps for SIM Cards (See Typical Operating Circuit , C = 0.47µ OUTPUT WAVEFORM (I = 1mA) LOAD V OUT (20mV/div) 25µs/div 5V MODE, AC COUPLED 0.1 F OUT ...
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PIN NAME 3V/5V Select Input. When low, the output is regulated at 4.75V for MAX1686, 5.00V for MAX1686H. When 1 3/5 high, the output is shorted to the input. SHDN Active-Low Shutdown Input. SHDN = GND is off. Output is ...
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Regulating Charge Pumps for SIM Cards 1µA. Other features include soft-start, undervoltage lockout, and short-circuit protection. Charge-Pump Control Figure 2 shows an idealized, unregulated charge-pump voltage doubler. The oscillator runs at a 50% duty cycle. During one ...
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The extra 0.1µF capacitor improves start-up capability under full load and reduces output ripple for high input voltages. Table 2 lists the recommended capacitor manufacturers. Low-ESR ...
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... Maxim reserves the right to change the circuitry and specifications without notice at any time. implied. Maxim reserves the right to change the circuitry and specifications without notice at any time _____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 _____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 1998 Maxim Integrated Products © ...