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MAX1726EUK18-T Datasheet(PDF) 2 Page - Maxim Integrated Products |
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MAX1726EUK18-T Datasheet(HTML) 2 Page - Maxim Integrated Products |
2 / 7 page 12V, Ultra-Low IQ, Low-Dropout Linear Regulators 2 _______________________________________________________________________________________ ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICS (Circuit of Figure 1, VIN = VOUT + 1V, SHDN = IN, IOUT = 1mA, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1) Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. IN to GND ................................................................-14V to +14V SHDN to GND..............................................-0.3V to (VIN + 0.3V) (-0.3V to + 0.3V when VIN < 0V) OUT, FB (MAX1725 only) to GND...................-0.3V to +6V when VIN >5.7V; -0.3V to (VIN + 0.3V) when 0V < VIN < 5.7V; -0.3V to +0.3V when VIN < 0V OUT Continuous Current...................................................200mA OUT Short Circuit...........................................................Indefinite Continuous Power Dissipation (TA = +70°C) 5-Pin SOT23-5 (derate 7.1mW/°C above +70°C) ........571mW θJA ...............................................................................+140°C/W Junction Temperature ......................................................+150°C Operating Temperature Range ...........................-40°C to +85°C Storage Temperature Range .............................-65°C to +150°C Lead Temperature (soldering, 10s) .................................+300°C SHDN = 0V, VIN = 12V, VOUT = 0V VIN = 12V (Note 2) VIN = -12V, V SHDN = 0V VIN = 2.5V to 12V VIN = 12V, VOUT = 0V VFB = 1.25V IOUT = 20mA for VOUT ≥ 2.5V, IOUT = 10mA for VOUT < 2.5V, not applicable for VOUT < 1.9V VIN = (VOUT + 1V) or 3V (Note 4) MAX1725 only VIN = 2.5V or (VOUT + 0.5V) to 12V IOUT = 1mA to 20mA, VIN = (VOUT + 1V) or 3V (min) V SHDN = 0V to 12V CONDITIONS °C 15 Thermal-Shutdown Hysteresis µA 0.01 10 IN Reverse Leakage Current 1.5 nA -20 2 +20 IFB FB Input Bias Current (MAX1725 only) 0.1 nA -50 +50 I SHDN SHDN Input Bias Current µA 0.7 2 IIN(SHDN) Shutdown Supply Current µA 2 4.5 IIN V 2.5 12 VIN Input Voltage Range Supply Current V 2 VIH mA 40 ISC Foldback Current Limit mV 300 600 ∆VDO Dropout Voltage (Note 4) mA 20 80 IOUT Maximum OUT Current V 1.5 5 VOUT OUT Voltage Range % -1.5 1.5 OUT Voltage Accuracy (Note 3) %/V 0.01 0.3 ∆VLNR Line Regulation %/mA 0.015 0.15 ∆VLDR Load Regulation UNITS MIN TYP MAX SYMBOL PARAMETER TA = +25°C TA = +85°C TA = +25°C TA = +85°C MAX1725 only (Note 3) V 1.245 VFB FB Voltage -2 +2 -3 +3 TA = +25°C TA = 0°C to +85°C TA = -40°C to +85°C 0.5 VIL SHDN Input Threshold Temperature rising °C 150 Thermal-Shutdown Threshold |
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