MAX1651CPA Maxim Integrated Products, MAX1651CPA Datasheet
MAX1651CPA
Specifications of MAX1651CPA
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MAX1651CPA Summary of contents
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... Adjustable Output Voltage ♦ Current-Limited Control Scheme ♦ 300kHz Switching Frequency ♦ 96.5% Duty Cycle ______________Ordering Information PART MAX1649CPA MAX1649CSA MAX1649C/D MAX1649EPA MAX1649ESA MAX1651CPA MAX1651CSA MAX1651C/D MAX1651EPA MAX1651ESA *Dice are tested at T __________________Pin Configuration TOP VIEW P OUTPUT 3.3V TEMP RANGE PIN-PACKAGE 0° ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers ABSOLUTE MAXIMUM RATINGS Supply Voltage GND.......................................-0.3V, +17V REF, SHDN, FB, CS, EXT, OUT .......................-0.3V, (V+ + 0.3V) Continuous Power Dissipation (T = +70°C) A Plastic DIP (derate 9.09mW/°C above +70°C) ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers ELECTRICAL CHARACTERISTICS (continued) ( unless otherwise noted. Typical values are MIN MAX PARAMETER SYMBOL Current-Limit Trip Level 3V ≤ V+ ≤ ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers ____________________________Typical Operating Characteristics (continued +25°C, unless otherwise noted.) A SWITCH ON-TIME vs. TEMPERATURE 34.0 33.5 33.0 32.5 32.0 31.5 31.0 30.5 30.0 -60 -40 - ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers ____________________________Typical Operating Characteristics (continued +25°C, unless otherwise noted.) A MAX1649 LINE-TRANSIENT RESPONSE 5ms/div CIRCUIT OF FIGURE LOAD 5V, 100mV/div, AC-COUPLED OUT B: V+ ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers ______________________________________________________________Pin Description PIN NAME Sense Input for fixed 5V or 3.3V output operation. OUT is internally connected to the on-chip voltage divider. 1 OUT Although it is connected to the output of ...
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... EXT goes high, turning off the external MOSFET. SHDN is a logic-level input. Connect SHDN to GND for normal operation. Dual Mode is a trademark of Maxim Integrated Products, Inc. _______________________________________________________________________________________ V+ ERROR COMPARATOR 1 ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers 2μs/div V+ = 10V 1.3A LOAD CIRCUIT OF FIGURE 75mΩ Figure 3. MAX1649 Continuous-Conduction Mode, Heavy Load-Current Waveform (500mA/div) Modes of Operation When delivering high output currents, ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers To maximize efficiency and reduce the size and cost of external components, minimize the peak current. However, since the available output current is a func- tion of the peak current, the peak ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers Table 1. Component Selection Guide PRODUCTION INDUCTORS METHOD Sumida CDRH125-470 (1.8A) CDRH125-220 (2.2A) Surface Mount Coilcraft DO3316-473 (1.6A) DO3340-473 (3.8A) Miniature Sumida Through-Hole RCH875-470M (1.3A) Low-Cost Coilcraft Through-Hole PCH-45-473 (3.4A) The peak ...
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Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controllers Table 2. Component Suppliers COMPANY PHONE (207) 282-5111 AVX USA or (800) 282-4975 Coiltronics USA (516) 241-7876 Coilcraft USA (708) 639-6400 Dale USA (402) 564-3131 International USA (310) 322-3331 Rectifier IRC USA ...
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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. 12 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600 © 2009 Maxim Integrated Products ...