MAX8662ETM+ Maxim Integrated Products, MAX8662ETM+ Datasheet
MAX8662ETM+
Specifications of MAX8662ETM+
Related parts for MAX8662ETM+
MAX8662ETM+ Summary of contents
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... Input Range 15µA Quiescent Current o Single-Cell Li+ Charger Adapter or USB Input Thermal-Overload Protection o Smart Power Selector (SPS) AC Adapter/USB or Battery Source Charger-Current and System-Load Sharing PART MAX8662ETM+ MAX8663ETL+ Applications + Denotes a lead(Pb)-free/RoHS-compliant package Exposed pad. DC/USB INPUT PWR OK 24 FB1 CHARGE ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices ABSOLUTE MAXIMUM RATINGS LX3 to GND ............................................................-0.3V to +33V DC_ to GND..............................................................-0.3V to +9V BAT_, CEN, CHG, EN_, PEN_, POK, PV_, PWM, SYS_, LX1, CS, LX2 to GND .................................-0. ...
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Single-Cell, Li+ Battery-Operated Devices ELECTRICAL CHARACTERISTICS (Input Limiter and Battery Charger) (continued 5V 4V 0V, V CEN DC BAT PEN_ noted.) (Note 1) PARAMETER SYMBOL BATTERY CHARGER BAT-to-SYS On-Resistance R BAT_REG BAT-to-SYS Reverse Regulation ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices ELECTRICAL CHARACTERISTICS (Input Limiter and Battery Charger) (continued 5V 4V 0V, V CEN DC BAT PEN_ noted.) (Note 1) PARAMETER SYMBOL THERMISTOR INPUT (THM) THM Internal Pullup ...
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Single-Cell, Li+ Battery-Operated Devices ELECTRICAL CHARACTERISTICS (Output Regulator) (continued 4.0V, V SYS_ PV_ IN45 IN67 PARAMETER SYMBOL FB Regulation Accuracy FB1 Input Leakage Current pMOS On-Resistance nMOS On-Resistance pMOS Current Limit S ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices ELECTRICAL CHARACTERISTICS (Output Regulator) (continued 4.0V, V SYS_ PV_ IN45 IN67 PARAMETER SYMBOL OVP Leakage Current nMOS On-Resistance nMOS Off-Leakage Current nMOS Current Limit LED ...
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Single-Cell, Li+ Battery-Operated Devices ELECTRICAL CHARACTERISTICS (OUTPUT REGULATOR) (continued 4.0V, V SYS_ PV_ IN45 IN67 PARAMETER SYMBOL LINEAR REGULATOR 5 (LDO5) Supply Current Voltage Accuracy utp ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ ...
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Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ 0.1μF, ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ ...
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Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V PSET 10μF, C PEN2 OUT1 OUT2 0.068μ 0.1μF, R REF VL THM unless otherwise noted.) OUT1 ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ ...
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Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V PSET 10μF, C PEN2 OUT1 0.068μ 0.1μF, R REF VL THM unless otherwise noted.) OUT2 ENABLE ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V PSET 10μF, C PEN2 OUT1 OUT2 0.068μ 0.1μ 10kΩ ...
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Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ 0.1μF, ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V 1.5kΩ PSET 10μ 10μF, C PEN2 OUT1 OUT2 0.068μ ...
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Single-Cell, Li+ Battery-Operated Devices (Circuit of Figure 5V PSET 10μF, C PEN2 OUT1 OUT2 0.068μ 0.1μ 10kΩ 3.3μ ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices PIN NAME MAX8662 MAX8663 1 1 PEN1 2 2 PEN2 3 — EN3 DC1 DC2 SYS1 SYS2 BAT1 BAT2 10 — ...
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Single-Cell, Li+ Battery-Operated Devices PIN NAME MAX8662 MAX8663 Input Supply for Linear Regulators 4 and 5. Connect IN45 to a supply voltage between 1. IN45 and V Linear Regulator 5 Output. Delivers up to 150mA at an output ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices PIN NAME MAX8662 MAX8663 40 — PG3 41 33 OUT6 42 34 IN67 43 35 OUT7 SL1 46 38 SL2 47 39 PSET POK 48 40 — — ...
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Single-Cell, Li+ Battery-Operated Devices INPUT FROM AC ADAPTER/USB DC1 4. DC2 C1 VLOGIC R1 POK GND VL C2 PV1 SYS C4 OUT1 L1 0.98V TO 3.3V AT 1.2A LX1 C5 MAIN R2 PG1 R3 FB1 ON EN1 OFF ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices Detailed Description The MAX8662/MAX8663 highly integrated PMICs are designed for use in smart cellular phones, PDAs, Internet appliances, and other portable devices. They integrate two synchronous buck regulators, a boost regulator driving two ...
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Single-Cell, Li+ Battery-Operated Devices • Thermal Limiting: The input limiter includes a ther- mal-limiting circuit that reduces the current drawn from DC when the IC junction temperature increases beyond +100° attempt to prevent further heating. The current limit ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices DC Input Current-Limit Selection The input current limit can be set to a variety of values as shown in Table 1. When the PEN1 input is low, a USB source is expected at ...
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Single-Cell, Li+ Battery-Operated Devices is enabled. It first detects the battery voltage. If the bat- tery voltage is less than the BAT prequalification thresh- old (3.0V), the charger enters prequalification mode in which the battery charges at 10% of the ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices Connect CT to GND to disable the prequalification and fast-charge timers, allowing the battery to charge indef- initely in top-off mode other system timers are to be used to control charging. ...
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Single-Cell, Li+ Battery-Operated Devices VL 10kΩ THM ESD DIODE GND GND Figure 6. Thermistor Input Figure 6 shows a simplified version of the THM input. Ensure that the physical size of the thermistor is such that the circuit of Figure ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices skip mode, the synchronous rectifier turns off when the inductor current falls below the n-channel zero-crossing threshold or at the end of the switching cycle, whichev- er occurs first. Setting OUT1 and OUT2 ...
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Single-Cell, Li+ Battery-Operated Devices transient performance is the larger (1µF) high-voltage (30V) output capacitor. The RC compensation network from CC3 to GND affects the WLED driver’s sink current ramp time. As shown in the OUT3 Enable and Disable Response graph ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices When the DC voltage is above the DC overvoltage threshold (V , typically 6.9V), the MAX8662/ OVLO_DC MAX8663 enter DC overvoltage lockout (DC OVLO). DC OVLO mode protects the MAX8662/MAX8663 and downstream circuitry ...
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Single-Cell, Li+ Battery-Operated Devices Table 4. External Components List (See Figure 1) (continued) COMPONENT FUNCTION C13 Boost input bypass capacitor C14 Step-up output filter capacitor Step-up compensation C15 capacitor Linear regulator output filter C16 capacitor Linear regulator output filter C17, ...
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Power-Management ICs for Single-Cell, Li+ Battery-Operated Devices Power Dissipation The MAX8662/MAX8663 have a thermal-limiting circuitry, as well as a shutdown feature to protect the IC from dam- age when the die temperature rises. To allow the maxi- mum charging current ...
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Single-Cell, Li+ Battery-Operated Devices Pin Configurations (continued) TOP VIEW EN6 31 EN7 32 33 OUT6 IN67 34 35 OUT7 MAX8663 SL1 38 SL2 39 PSET 40 POK 1 ...
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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. 34 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2010 Maxim Integrated Products ...