MAX8554EEE+ Maxim Integrated Products, MAX8554EEE+ Datasheet
MAX8554EEE+
Specifications of MAX8554EEE+
Related parts for MAX8554EEE+
MAX8554EEE+ Summary of contents
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... TEMP RANGE MAX8553EEE -40°C to +85°C -40°C to +85°C MAX8554EEE Quick-PWM is a 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. ♦ 25A Output-Current Capability ♦ ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ABSOLUTE MAXIMUM RATINGS V+, EN/HSD, EN, HSD to GND...............................-0.3V to +30V PGND to GND .......................................................-0.3V to +0.3V VTT, REFIN, POK, OUT, FB GND...................-0.3V to ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ELECTRICAL CHARACTERISTICS (continued +12V HSD EN/HSD REFIN PGND = LX = GND, BST = VL 0°C ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ELECTRICAL CHARACTERISTICS (continued +12V HSD EN/HSD REFIN PGND = LX = GND, BST = VL 0°C ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ELECTRICAL CHARACTERISTICS (continued +12V HSD EN/HSD REFIN PGND = LX = GND, BST = VL 0°C ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ELECTRICAL CHARACTERISTICS (continued +12V HSD EN/HSD REFIN = LX = POK = GND, BST = VL ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications ELECTRICAL CHARACTERISTICS (continued +12V HSD EN/HSD REFIN = LX = POK = GND, BST = VL ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications (V = 12V 1.8V, circuit of Figure OUT EFFICIENCY vs. LOAD CURRENT (CIRCUIT OF FIGURE 2) 100 ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications (V = 12V 1.8V, circuit of Figure OUT LOAD TRANSIENT 0A TO 20A TO 0A (CIRCUIT OF FIGURE 1) I OUT ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications (V = 12V 1.8V, circuit of Figure V+ OUT POWER-UP WAVEFORMS WITH 20A LOAD (CIRCUIT OF FIGURE OUT V POK ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications PIN MAX8553 MAX8554 Enable/High-Side Drain. Connect to the high-side N-channel MOSFET drain through a 5.1kΩ EN/HSD — resistor for normal operation. Connect to GND for low-power ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications FSEL ON-TIME COMPUTE TON TRIG Q ONE-SHOT POK VTTR VTT POK REFIN EN/HSD 60% 56% 50% 44% MAX8553 12 ______________________________________________________________________________________ VTT Q TRIG ONE-SHOT S Q ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications FSEL ON-TIME COMPUTE TON TRIG Q ONE-SHOT HSD POK FB POK EN MAX8554 ______________________________________________________________________________________ Functional Diagrams (continued) OUT Q TRIG ONE-SHOT LATCH Q ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications R1 20kΩ POK POK FSEL OFF HSD C7 0.22µF 10V MAX8554 REF R4 25.5kΩ ILIM PGND R5 110kΩ GND Figure 1. Typical Application ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications R1 20kΩ POK POK FSEL OFF HSD C7 0.22µF 10V MAX8554 REF R4 61.9kΩ ILIM R5 80.6kΩ GND Figure 3. Typical Application Circuit ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications Table 1. Configuration of FSEL (MAX8553) FSEL CONNECTED TO N Ground 1.07 REF 1.33 Floating 2.00 VL 3.00 Table 2. Configuration of FSEL (MAX8554) FSEL CONNECTED ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications Predischarge Mode The MAX8553/MAX8554 discharge the output to GND before the digital soft-start begins. When EN/HSD (EN) is pulled high, the MAX8553 (MAX8554) starts an inter- ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications TIME Figure 4. Inductor-Current Waveform Carefully observe the PC board layout guidelines to ensure that noise and DC errors do not corrupt the cur- rent-sense signals ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications peak inductor current at the maximum-defined load current (I ): LOAD(MAX) LIR = + PEAK LOAD MAX ( ) 2 Output-Capacitor ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications Setting the Current Limit Constant Current Limit The adjustable current limit accommodates MOSFETs with a wide range of on-resistance values. The current- limit threshold is adjusted ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications Setting Voltage Positioning The droop resistor, R (R4) in Figure DRP the output inductor before the output capacitor, sets the droop voltage Choose R ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications OUT = × HSCC LOAD V IN Use DS(ON) J(MAX × × × P ...
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Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications outside using the top copper layer, while tying in PGND and LX inside (underneath) the 8-pin SO package. 5) When trade-offs in trace lengths must be ...
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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. 24 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2005 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products, Inc ...