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AAT1143IJS-0.6-T1 Datasheet(PDF) 4 Page - Advanced Analogic Technologies |
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AAT1143IJS-0.6-T1 Datasheet(HTML) 4 Page - Advanced Analogic Technologies |
4 / 20 page Electrical Characteristics1 TA = -40°C to +85°C, unless otherwise noted. Typical values are TA = 25°C, VIN = 3.6V. Symbol Description Conditions Min Typ Max Units Step-Down Converter VIN Input Voltage 2.7 5.5 V VIN Rising 2.6 V VUVLO UVLO Threshold Hysteresis 100 mV VIN Falling 1.8 V VOUT Output Voltage Tolerance IOUT = 0 to 400mA, -3.0 +3.0 % VIN = 2.7V to 5.5V VOUT Output Voltage Range Fixed Output Version 0.6 4.0 V Adjustable Output Version2 0.6 2.5 IQ Quiescent Current No Load, 0.6V Adjustable 25 50 μA Version ISHDN Shutdown Current EN = AGND = PGND 1.0 μA ILIM P-Channel Current Limit 600 mA RDS(ON)H High Side Switch On Resistance 0.45 Ω RDS(ON)L Low Side Switch On Resistance 0.40 Ω ILXLEAK LX Leakage Current VIN = 5.5V, VLX = 0 to VIN, 1 μA EN = GND ΔVLinereg Line Regulation VIN = 2.7V to 5.5V 0.2 %/V VOUT Out Threshold Voltage Accuracy 0.6V Output, No Load 597 600 615 mV TA = 25°C IOUT Out Leakage Current 0.6V Output 0.2 μA ROUT Out Impedance >0.6V Output 250 k Ω FOSC Oscillator Frequency TA = 25°C 0.7 1.0 1.5 MHz TSD Over-Temperature Shutdown Threshold 140 °C THYS Over-Temperature Shutdown Hysteresis 15 °C EN VEN(L) Enable Threshold Low 0.6 V VEN(H) Enable Threshold High 1.4 V IEN Input Low Current VIN = VFB = 5.5V -1.0 1.0 μA AAT1143 1MHz 400mA Step-Down Converter 4 1143.2006.07.1.10 1. The AAT1143 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured by design, characterization, and correlation with statistical process controls. 2. For adjustable version with higher than 2.5V output, please consult your AnalogicTech representative. |
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