MAX17500AEVKIT+ Maxim Integrated Products, MAX17500AEVKIT+ Datasheet
MAX17500AEVKIT+
Specifications of MAX17500AEVKIT+
Related parts for MAX17500AEVKIT+
MAX17500AEVKIT+ Summary of contents
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... MAX17499B/MAX17500B provide a 75% maximum duty-cycle limit. These devices are available in 10-pin ® μMAX packages and are rated for operation over the -40°C to +85°C temperature range. Selector Guide appears at end of data sheet. μMAX is a registered trademark of Maxim Integrated Products, Inc. PART D (%) MAX MAX17499AEUB+ 50 ...
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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 MAX17500, bring MAX17500A), R12 = 7.5kΩ (MAX17499B/MAX17500B), R15 = 1kΩ 100nF (see the Typical Application Circuit ), NDRV = open, V ...
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Current-Mode PWM Controllers with Programmable Switching Frequency ELECTRICAL CHARACTERISTICS (continued +12V (for MAX17500, bring MAX17500A), R12 = 7.5kΩ (MAX17499B/MAX17500B), R15 = 1kΩ 100nF (see the Typical Application Circuit ), NDRV = open, V ...
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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 MAX17499A/MAX17500A 100 100 1000 TIMING RESISTOR (kΩ) UVLO/EN-TO-UFLG PROPAGATION DELAY vs. TEMPERATURE ...
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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 NAME ...
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Current-Mode PWM Controllers with Programmable Switching Frequency PIN NAME 7 GND Ground Connection 8 NDRV External n-Channel MOSFET Gate Connection Gate-Drive Supply. Internally generated supply from IN. Decouple GND. IN Supply. Decouple with a 10nF ...
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Current-Mode PWM Controllers with Programmable Switching Frequency Power supplies designed with the MAX17500 use a high-value startup resistor, R1, that charges a reservoir capacitor, C1 (see Figure 1). During this initial period, while the voltage is less than the internal ...
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Current-Mode PWM Controllers with Programmable Switching Frequency MAX17499/MAX17500 fig02 100ms/div Figure 2. V and V During Startup When Using the IN CC MAX17500 in Bootstrapped Mode (Figure 1) For the MAX17500, the voltage normally derived from a ...
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Current-Mode PWM Controllers with Programmable Switching Frequency The devices’ soft-start feature allows the output voltage to ramp controlled manner, eliminating voltage overshoot. The devices’ reference generator that is internally connected to the error amplifier soft-starts to achieve ...
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Current-Mode PWM Controllers with Programmable Switching Frequency circuit in Figure 6, calculate the output voltage using the following equation: ⎡ ⎛ ⎞ ⎢ ⎝ ⎜ ⎠ ⎟ OUT REF N R ...
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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 Figure 8 shows the 12V to 15V output boost regulator. Layout Recommendations Typically, there are two sources of noise emission in ...
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Current-Mode PWM Controllers with Programmable Switching Frequency 36V TO 72V C5 R11 - ______________________________________________________________________________________ R5 UVLO/ UFLG MAX17500 NDRV 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) MAX17499A No MAX17499B No MAX17500A Yes MAX17500B Yes * ...
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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 © 2010 Maxim Integrated Products DESCRIPTION Maxim is a registered trademark of Maxim Integrated Products, Inc ...