MAX1570ETE+ Maxim Integrated Products, MAX1570ETE+ Datasheet
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MAX1570ETE+
Specifications of MAX1570ETE+
Related parts for MAX1570ETE+
MAX1570ETE+ Summary of contents
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... C2N THIN QFN 4mm x 4mm ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. High-Efficiency Charge Pump ♦ Excellent 0.3% LED-to-LED Current Matching ♦ 30mA/LED Drive Capability ♦ Proprietary 1x/1.5x Modes for Ultra-High Efficiency ♦ ...
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White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump ABSOLUTE MAXIMUM RATINGS IN, OUT, EN1, EN2 to GND ......................................-0.3V to +6V SET, LED1, LED2, LED3, LED4, LED5 to GND ...........................................-0. PGND to GND..........................................................-0.3 to +0.3V C1N, C2N to ...
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... Note 2: Dropout voltage is defined as the LED_ to GND voltage at which current sink into LED_ drops 10% from the value at LED_ = 1V. Note 3: Specifications to -40°C are guaranteed by design and not production tested. Dual Mode is a trademark of Maxim Integrated Products, Inc. _______________________________________________________________________________________ High-Efficiency Charge Pump = 1µ ...
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White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump (EN1 = EN2 = IN 1µ 1µ LED EFFICIENCY vs. SUPPLY VOLTAGE (4 LEDs) 100 10mA/LED, EN1 = V , EN2 = GND ...
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White LED Current Regulator with 1x/1.5x (EN1 = EN2 = IN 1µ 1µ LED CURRENT vs. SUPPLY VOLTAGE EN1 = EN2 = EN1 = V ...
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White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump PIN NAME 1 C1P Transfer Capacitor 1 Positive Connection Enable, Dimming Control Input 2. EN2 and EN1 control shutdown, 1/3 current, 2/3 current, and full 2 EN2 current (see Table1). 3 ...
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White LED Current Regulator with 1x/1.5x Detailed Description The MAX1570 is a complete charge-pump buck/boost converter requiring only four small ceramic capacitors. The MAX1570 utilizes a proprietary 1x/1.5x fractional charge-pump topology to drive up to five white LEDs with regulated ...
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White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump Table 1. Enable Input Modes EN_ INPUT LOGIC LEVELS EN1 = 0, EN2 = 0 EN1 = 0, EN2 = 1 EN1 = 1, EN2 = 0 EN1 = 1, EN2 ...
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White LED Current Regulator with 1x/1.5x For LED drivers, input ripple is more important than out- put ripple. Input ripple depends on the source supply’s impedance. Adding a lowpass filter to the input further reduces input ripple. Figure 3 shows ...
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White LED Current Regulator with 1x/1.5x High-Efficiency Charge Pump (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) 10 ______________________________________________________________________________________ Package Information PACKAGE OUTLINE, 12, 16, ...
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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. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 11 © 2005 Maxim Integrated Products ...