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MAX14750 Datasheet(PDF) 7 Page - Maxim Integrated Products |
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MAX14750 Datasheet(HTML) 7 Page - Maxim Integrated Products |
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7 / 38 page  (VCC = VBIN = VLIN = VHVIN = VSWIN = 2.7V, TA = -40°C to +85°C, all registers in their default state, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2) MAX14720/MAX14750 Power-Management Solution www.maximintegrated.com Maxim Integrated │ 7 Electrical Characteristics (continued) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Switch Mode Resistance RON_LDO VLIN = 1.8V, ILOUT = 50mA 1 Ω VLIN = 1.2V, ILOUT = 5mA 3 Turn-On Time tON_LDO ILOUT = 0mA , time from 10% to 90%offinalregulationvalue 0.95 ms ILOUT = 0mA , time from 10% to 90% of VLIN, Switch mode 1.8 ms Short-Circuit Current Limit ISHRT_LDO VLOUT = GND 380 mA VLOUT = GND, Switch mode 370 mA Thermal-Shutdown Threshold tSHDN_LDO TJ rising 150 °C Thermal-Shutdown Hysteresis tSHDN_HYST_LDO 21 °C Output Noise OUTNOISE_LDO 10Hz to 100kHz, VLIN = 5V, VLOUT = 3.3V 150 µVRMS 10Hz to 100kHz, VLIN = 5V, VLOUT = 2.5V 125 10Hz to 100kHz, VLIN = 5V, VLOUT = 1.2V 90 10Hz to 100kHz, VLIN = 5V, VLOUT = 0.9V 80 BATTERY IMPEDANCE MEASUREMENT SWOUT Allowed Supply Range VSWOUT 2 5.5 V SWOUT UVLO UVLOSWOUT Falling edge 1.92 2 V SWOUT UVLO Hysteresis UVLOHYST Hysteresis 30 mV VCC Impedance Test Current Range IBIM_CUR Programmable current source with step change of 2x 250 8000 µA VCC Impedance Test Current Accuracy IBIM_ACC VCC > 1.2V -10 10 % VCC Input Divider Resistance RVCC VCC measure enabled 1.5 MΩ Measurable VCC Voltage Range VCC_FS Allowed VCC voltages range for SAR ADC operation 1.2 3.6 V VCC Voltage Resolution LSB VCC_LSB 10.2 mV |
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