MAX15000AEUB+T Maxim Integrated Products, MAX15000AEUB+T Datasheet
MAX15000AEUB+T
Specifications of MAX15000AEUB+T
Related parts for MAX15000AEUB+T
MAX15000AEUB+T Summary of contents
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... Isolated and Nonisolated High-Brightness LED Power Supplies Industrial Power Conversion Selector Guide appears at end of data sheet. µMAX is a registered trademark of Maxim Integrated Products, Inc. ________________________________________________________________ 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. ...
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Current-Mode PWM Controllers with Programmable Switching Frequency ABSOLUTE MAXIMUM RATINGS IN to GND ...............................................................-0.3V to +30V IN Clamp (Internal Shunt) Current ........................................5mA V to GND ............................................................-0.3V to +13V CC FB, COMP, UVLO/EN, RT GND .....................-0.3V to +6V UFLG ...
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Current-Mode PWM Controllers with Programmable Switching Frequency ELECTRICAL CHARACTERISTICS (continued +12V (for MAX15000, bring 23.6V for startup), 10nF bypass capacitors at IN and 7.5kΩ (MAX1500_B), R15 = 1kΩ 100nF ...
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Current-Mode PWM Controllers with Programmable Switching Frequency ELECTRICAL CHARACTERISTICS (continued +12V (for MAX15000, bring 23.6V for startup), 10nF bypass capacitors at IN and 7.5kΩ (MAX1500_B), R15 = 1kΩ 100nF ...
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Current-Mode PWM Controllers with Programmable Switching Frequency (V = +1.4V +1V, COMP = open, V UVLO/EN FB UVLO/EN SHUTDOWN THRESHOLD vs. TEMPERATURE 1.180 UVLO/EN FALLING 1.175 1.170 1.165 1.160 1.155 1.150 -40 - TEMPERATURE ...
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Current-Mode PWM Controllers with Programmable Switching Frequency (V = +1.4V +1V, COMP = open, V UVLO/EN FB SWITCHING FREQUENCY vs. TIMING RESISTOR 1000 MAX15000A 100 100 1000 TIMING RESISTOR (kΩ) UVLO/EN TO UFLG PROPAGATION DELAY ...
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Current-Mode PWM Controllers with Programmable Switching Frequency (V = +1.4V +1V, COMP = open, V UVLO/EN FB NDRV HIGH OUTPUT IMPEDANCE vs. TEMPERATURE 5.0 SOURCING 20mA 4.6 4.2 3.8 3.4 3.0 -40 - TEMPERATURE (°C) PIN ...
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Current-Mode PWM Controllers with Programmable Switching Frequency Detailed Description The MAX15000/MAX15001 current-mode PWM con- trollers are ideal for isolated and nonisolated power- supply applications. The devices offer an accurate input startup voltage programmable through the UVLO/EN input. This feature prevents ...
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Current-Mode PWM Controllers with Programmable Switching Frequency Current-Mode Control Loop The advantages of current-mode control over voltage- mode control are twofold. First, there is the feed-for- ward characteristic brought on by the controller’s ability to adjust for variations in the ...
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Current-Mode PWM Controllers with Programmable Switching Frequency threshold), then startup has been accomplished and sustained operation will commence 9.74V before startup is complete, the device goes back to low-current UVLO. In this case, increase the value of C1 ...
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Current-Mode PWM Controllers with Programmable Switching Frequency n-Channel MOSFET Switch Driver The NDRV output drives an external n-channel MOSFET. The internal regulator output (V ), set to approximately CC 9V, drives NDRV. For the universal input voltage range, the MOSFET ...
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Current-Mode PWM Controllers with Programmable Switching Frequency The current-sense resistor (R4 in Figure 1), connected between the source of the MOSFET and ground, sets the current limit. The current-limit comparator has a voltage trip level ( 1V. Use ...
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Current-Mode PWM Controllers with Programmable Switching Frequency Choose a higher value for R1 than the one calculated in the previous equation if a longer startup time can be tolerated to minimize power loss on this resistor. The above startup method ...
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Current-Mode PWM Controllers with Programmable Switching Frequency FB_P IN D8 C16 C12 1µF 15µF R6 35V 35V +VIN 33kΩ 36V TO 72V +VIN C1 C2 -VIN 1µF 1µF 100V 100V FB_P R1 22.6kΩ +VIN ...
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Current-Mode PWM Controllers with Programmable Switching Frequency 12V Figure 8. 12V to 15V Output Boost Regulator Layout Recommendations Typically, there are two sources of noise emission in a switching power supply: high di/dt loops and high dv/dt ...
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Current-Mode PWM Controllers with Programmable Switching Frequency 36V TO 72V C5 R11 - ______________________________________________________________________________________ R5 UVLO/ UFLG MAX15000 FB NDRV 3 8 COMP GND ...
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Current-Mode PWM Controllers with Programmable Switching Frequency IN IN CLAMP 26.1V DIGITAL SOFT-START UVLO/EN COMP FB ERROR AMP 1. Selector Guide BOOTSTRAP STARTUP PART UVLO VOLTAGE (V) MAX15000A Yes MAX15000B Yes MAX15001A* No MAX15001B* No *The ...
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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. 18 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2006 Maxim Integrated Products ...