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SC1534CSTR датащи(PDF) 3 Page - Semtech Corporation |
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SC1534CSTR датащи(HTML) 3 Page - Semtech Corporation |
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3 / 7 page ![]() © 2000 SEMTECH CORP. 652 MITCHELL ROAD NEWBURY PARK CA 91320 400mA SmartLDO TM SC1534 PRELIMINARY - July 26, 2000 3 ELECTRICAL CHARACTERISTICS Unless specified, T A = 25°C, VIN = 5V, VAUX = 3.3V, IO = 400mA, CO = 10µF. Values in bold apply over full operating temperature range. Parameter Symbol Test Conditions MIN TYP MAX Units VIN Supply Voltage VIN VAUX = 0V 4.35 5.00 5.50 V Quiescent Current I Q VIN = 5V, VAUX = 0V, I O = 0mA 8.0 11.0 mA 13.0 VIN = 5V, VAUX = 3.3V, I O = 0mA 10.0 14.0 mA 15.0 Reverse Leakage From VAUX I VIN VAUX = 3.6V, VIN = 0V, I O = 0mA -1.5 -3.0 mA -4.0 VAUX Supply Voltage VAUX 3.0 3.3 3.6 V Quiescent Current I Q(AUX) VAUX = 3.3V, VIN = 0V, I O = 0mA 8.0 11.0 mA 13.0 VAUX = 3.3V, VIN = 5V, I O = 0mA 1.5 2.5 mA 3.0 Reverse Leakage From VIN I VAUX VIN = 5.5V, VAUX = 0V, I O = 0mA -5.0 -50.0 µA -100.0 5V Detect (1)(2)(3) Low Threshold Voltage V TH(LO) VIN Falling, I O = 20mA 3.92 4.05 4.18 V 3.90 4.20 Hysteresis V HYST 90 170 mV 80 High Threshold Voltage V TH(HI) VIN Rising, I O = 20mA 4.35 V VO LDO Output Voltage VO I O = 20mA 3.267 3.300 3.333 V 4.35V ≤ VIN ≤ 5.5V, 0mA ≤ I O ≤ 400mA 3.234 3.366 Output Current I O 400 mA Line Regulation REG (LINE) VIN = 4.35V to 5.5V 0.20 0.60 % 0.80 Load Regulation REG (LOAD) I O = 20mA to 400mA 0.20 0.80 % 1.00 |
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