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AAT3218IJS-2.85-T1 Datasheet(PDF) 4 Page - Advanced Analogic Technologies |
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AAT3218IJS-2.85-T1 Datasheet(HTML) 4 Page - Advanced Analogic Technologies |
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4 / 18 page  Electrical Characteristics VIN = VOUT(NOM) + 1V for VOUT options greater than 1.5V. VIN = 2.5 for VOUT ≤1.5V. IOUT = 1mA, COUT = 2.2µF, CIN = 1µF, TA = -40°C to +85°C, unless otherwise noted. Typical values are TA = 25°C. Symbol Description Conditions Min Typ Max Units VOUT Output Voltage Tolerance IOUT = 1mA TA = 25°C -1.5 1.5 % to150mA TA = -40°C to 85°C -2.5 2.5 IOUT Output Current VOUT > 1.2V 150 mA VDO Dropout Voltage1, 2 IOUT = 150mA 200 300 mV ISC Short-Circuit Current VOUT < 0.4V 600 mA IQ Ground Current VIN = 5V, No Load, EN = VIN 70 125 µA ISD Shutdown Current VIN = 5V, EN = 0V 1 µA ΔVOUT/ Line Regulation VIN = VOUT + 1 to 5.0V 0.09 %/V VOUT*ΔVIN ΔVOUT(line) Dynamic Line Regulation VIN = VOUT + 1V to VOUT + 2V, 2.5 mV IOUT = 150mA, TR/TF = 2µs ΔVOUT(load) Dynamic Load Regulation IOUT = 1mA to 150mA, TR< 5µs 30 mV tENDLY Enable Delay Time BYP = Open 15 µs VEN(L) Enable Threshold Low 0.6 V VEN(H) Enable Threshold High 1.5 V IEN Leakage Current on Enable Pin VEN = 5V 1 µA 1 kHz 67 PSRR Power Supply Rejection Ratio IOUT = 10mA, 10kHz 47 dB CBYP = 10nF 1MHz 45 TSD Over-Temperature Shutdown 145 °C Threshold THYS Over-Temperature Shutdown 12 °C Hysteresis eN Output Noise Noise Power BW = 300Hz - 50kHz 50 µVrms TC Output Voltage Temperature 22 ppm/°C Coefficient AAT3218 150mA MicroPower™ High Performance LDO 4 3218.2006.04.1.8 1. VDO is defined as VIN - VOUT when VOUT is 98% of nominal. 2. For VOUT < 2.3V, VDO = 2.5V - VOUT. |
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