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MAX6479BL30AD3 Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX6479BL30AD3 Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 20 page 300mA LDO Linear Regulators with Internal Microprocessor Reset Circuit _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VIN = (VOUT + 0.5V) or +2.5V, whichever is greater, COUT = 3.3µF, TA = -40°C to +85°C. Typical specifications are at TA = +25°C, unless otherwise noted.) (Note 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS IOUT = 50mA 23 32 IOUT = 150mA 55 90 VOUT = +3.3V (fixed output operation) IOUT = 300mA 114 180 IOUT = 50mA 25 40 IOUT = 150mA 61 100 VOUT = +3.0V (fixed output operation) IOUT = 300mA 114 190 IOUT = 50mA 26 50 IOUT = 150mA 65 110 VOUT = +2.8V (fixed output operation) IOUT = 300mA 137 210 IOUT = 50mA 30 60 IOUT = 150mA 75 150 Dropout Voltage (Notes 3, 4) ∆VDO VOUT = +2.5V (fixed output operation) IOUT = 300mA 158 250 mV Output Current Limit VIN ≥ 2.5V (Note 3) 450 mA Input Reverse Leakage Current (OUT to IN Leakage Current) VIN = 4V, VOUT = 5.5V, SHDN deasserted 0.01 1.5 µA Startup Time Response Rising edge of VIN or SHDN to VOUT within specification, RL = 68 Ω, SET = GND, IOUT = 10mA 20 µs SHDN Input Low Voltage VIL 0.3 × VIN V SHDN Input High Voltage VIH 0.7 × VIN V SHDN Input Current SHDN = VIN or GND -1 0.1 +1 µA Thermal-Shutdown Temperature TSHDN 180 °C Thermal-Shutdown Hysteresis ∆TSHDN 20 °C Line Regulation VOUT = 1.5V, 2.5V ≤ VIN ≤ 5.5V, IOUT = 10mA 0.09 %/V Load Regulation VOUT = 1.5V, VIN = 2.5V, 1mA ≤ IOUT ≤ 150mA 0.2 % MAX6469–MAX6476 150 Output Voltage Noise 10Hz to 100kHz, CIN = 0.1µF, IOUT = 100mA, VOUT = 1.5V MAX6477–MAX6484 75 µVRMS RESET CIRCUIT MAX64_ _ _ _ _ _ A 90 92.5 95 VOUT Reset Threshold (VFB for MAX6475/MAX6476/ MAX6483/MAX6484) (Note 5) VTHOUT MAX64_ _ _ _ _ _ B 85 87.5 90 %VOUT VOUT to Reset Delay (VFB for MAX6475/MAX6476/ MAX6483/MAX6484) 35 µs D1 2.5 3.75 5.0 D2 20 30 40 D3 150 225 300 Reset Timeout Period (Note 6) tRP D4 1200 1800 2400 ms |
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