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MAX1586 Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX1586 Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 32 page High-Efficiency, Low-IQ PMICs with Dynamic Core for PDAs and Smart Phones 6 _______________________________________________________________________________________ PARAMETER CONDITIONS MIN MAX UNITS PV1, PV2, PV3, SLPIN, IN Supply Voltage Range PV1, PV2, PV3, IN, and SLPIN must connect together externally 2.6 5.5 V IN45, IN6 Supply Voltage Range 2.4 5.5 V VIN rising 2.25 2.55 IN Undervoltage-Lockout (UVLO) Threshold VIN falling 2.200 2.525 V SYNCHRONOUS-BUCK PWM REG1 FB1 = GND, 3.6V ≤ VPV1 ≤ 5.5V, load = 0 to 1300mA 3.25 3.35 REG1 Voltage Accuracy FB1 = IN, 3.6V ≤ VPV1 ≤ 5.5V, load = 0 to 1300mA 2.955 3.045 V FB1 Voltage Accuracy FB1 used with external resistors, 3.6V ≤ VPV1 ≤ 5.5V, load = 0 to 1300mA 1.231 1.269 V FB1 Input Current FB1 used with external resistors 100 nA Load = 800mA (Note 1) 280 Dropout Voltage Load = 1300mA (Note 1) 450 mV ILX1 = -180mA 0.3 P-Channel On-Resistance ILX1 = -180mA, VPV1 = 2.6V 0.35 Ω ILX1 = 180mA 0.225 N-Channel On-Resistance ILX1 = 180mA, VPV1 = 2.6V 0.25 Ω P-Channel Current-Limit Threshold -1.55 -2.10 A OUT1 Maximum Output Current 2.6V ≤ VPV1 ≤ 5.5V (Note 3) 1.30 A LX1 Leakage Current VPV1 = 5.5V, LX1 = GND or PV1, VON1 = 0V -10 +10 µA SYNCHRONOUS-BUCK PWM REG2 FB2 = GND, 3.6V ≤ VPV2 ≤ 5.5V, load = 0 to 900mA 2.463 2.537 MAX1586A, MAX1587A, FB2 = IN, 3.6V ≤ VPV2 ≤ 5.5V, load = 0 to 900mA 1.773 1.827 REG2 Voltage Accuracy MAX1586B, FB2 = IN, 3.6V ≤ VPV2 ≤ 5.5V, load = 0 to 900mA 3.25 3.35 V FB2 Voltage Accuracy FB2 used with external resistors, 3.6V ≤ VPV2 ≤ 5.5V, load = 0 to 900mA 1.231 1.269 V FB2 Input Current FB2 used with external resistors, VFB2 = 1.25V 100 nA Dropout Voltage Load = 900mA (Note 1) 380 mV ILX2 = -180mA 0.375 P-Channel On-Resistance ILX2 = -180mA, VPV2 = 2.6V 0.425 Ω ILX2 = -180mA 0.25 N-Channel On-Resistance ILX2 = -180mA, VPV2 = 2.6V 0.275 Ω P-Channel Current-Limit Threshold -1.1 -1.50 A OUT2 Maximum Output Current 2.6V ≤ VPV2_≤ 5.5V (Note 3) 0.9 A LX2 Leakage Current VPV2 = 5.5V, LX2 = GND or PV2, VON2 = 0V -10 +10 µA ELECTRICAL CHARACTERISTICS (VIN = 3.6V, VBKBT = 3.0V, VLBI = 1.1V, VDBI = 1.35V, circuit of Figure 5, TA = -40°C to +85°C, unless otherwise noted.) (Note 5) |
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