MAX1763EUE+T Maxim Integrated Products, MAX1763EUE+T Datasheet
MAX1763EUE+T
Specifications of MAX1763EUE+T
Related parts for MAX1763EUE+T
MAX1763EUE+T Summary of contents
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... Adjustable Current Limit and Soft-Start ♦ 1.5W TSSOP Package Available ________________________Applications Digital Cordless Phones PCS Phones Wireless Handsets PART MAX1763EEE MAX1763EUE *EP = Exposed pad Idle Mode is a trademark of Maxim Integrated Products. TOP VIEW OUT LX 3.3V AT 1.5A POUT OUT AO LBO OR PGND GAIN BLOCK OUTPUT ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter ABSOLUTE MAXIMUM RATINGS ONA, ONB, AO, OUT to GND.......................................0.3V, +6V PGND to GND.....................................................................±0. PGND ............................................-0. CLK/SEL, REF, FB, ISET, POUT, AIN to GND.........................................-0. POUT to OUT ......................................................................±0.3V Stresses ...
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ELECTRICAL CHARACTERISTICS (continued) (CLK/SEL = ONB = FB = PGND = GND, ISET = REF, OUT = POUT, V wise noted. Typical values are +25°C.) A PARAMETER DC-DC SWITCHES POUT Leakage Current V LX Leakage Current V ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter ELECTRICAL CHARACTERISTICS (CLK/SEL = ONB = FB = PGND = GND, ISET = REF, OUT = POUT, V wise noted.) (Note 8) PARAMETER DC-DC CONVERTER Input Voltage Range (Note ...
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ELECTRICAL CHARACTERISTICS (continued) (CLK/SEL = ONB = FB = PGND = GND, ISET = REF, OUT = POUT, V wise noted.) (Note 8) PARAMETER LOGIC INPUTS Gain-Block Enable Threshold ( (Note 6) OUT AIN Gain-Block Disable Threshold ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter (Circuit of Figure +3.6V +5V OUT EFFICIENCY vs. OUTPUT CURRENT (V = 3.3V) OUT 100 ...
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Figure +3.6V OUT LIGHT-LOAD SWITCHING WAVEFORMS 200ns/div V = 1.1V 3.3V 20mA IN OUT OUT A: LX NODE, 5V/div B: INDUCTOR CURRENT, 0.1A/div, AC COUPLED C: ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter PIN NAME On Control Input. When ONA = high or ONB = low, the IC turns on. Connect ONA to OUT for normal 1 ONA operation (Table 3). N-Channel Current Limit Control. For maximum ...
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UNDERVOLTAGE LOCKOUT OUT IC POWER 2.15V ONA ON ONB REFERENCE 1.25V REF REF GND CLK/SEL FB ISET AIN Figure 1. Functional Diagram Table 1. Typical Available Output Current INPUT OUTPUT NUMBER VOLTAGE VOLTAGE OF CELLS (V) 1 NiCd/NiMH 1.2 2.4 ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter Table 2. Selecting the Operating Mode CLK/SEL MODE Normal 0 operation 1 Forced PWM External clock S ynchr oni zed 500kHz to 1.2MHz P WM block can also function as a voltage-monitoring com- parator. ...
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Table 3. On/Off Logic Control ONB ONA OUT POUT R3 MAX1763 AIN AO R4 Figure 3. Using the Gain Block as a Power-OK Comparator V IN 1.8V ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter in dropout, the MOSFET on-resistance will determine the dropout voltage ( DROPOUT lower R PFET is used, increase the linear-regula- DS(ON) tor output filter capacitance to maintain stability. The output capacitance can ...
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Table 4. Component Selection Guide INDUCTORS CAPACITORS AVX TPS series Coilcraft LPT3305 Kemet T510 series Sanyo POSCAP series Sumida Panasonic SP/CB resistance of the package from +115°C/W for QSOP to +53°C/W for the TSSOP-EP ambient temperature of +70°C, ...
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Low-Noise, 1MHz, Step-Up DC-DC Converter electrolytic capacitors; their high ESR typically results in higher output ripple voltage. Bypass Components A few ceramic bypass capacitors are required for prop- er operation. Bypass REF to GND with 0.22µF. Also, bypass OUT ...
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Note: The MAX1763EEE is a 16-pin QSOP and does not have a heat slug. Use the MAX1763EUE for higher power dissipation. ______________________________________________________________________________________ 1.5A, Low-Noise, 1MHz, Step-Up DC-DC Converter Package Information 15 ...
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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. 16 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2001 Maxim Integrated Products Package Information (continued) Printed USA is a registered trademark of Maxim Integrated Products ...