Datasheet LT3071 (Analog Devices) - 7

LT3071
TYPICAL PERFORMANCE CHARACTERISTICS EN Pin Threshold and Hysteresis Logic Input Threshold Voltages EN Pin Thresholds vs VBIAS Logic Low to Hi-Z State Transitions
2.0 4.0 0.8 VBIAS = 2.5V TJ = –55˚C TO 125°C SEE APPLICATIONS INFORMATION 1.8 3.5 FOR MORE DETAILS 1.6 0.7 3.0 1.4 TYPICAL INPUT RISING EN PIN RISING HYSTERESIS LOGIC LOW TO Hi-Z 2.5 1.2 = 150mV 0.6 1.0 2.0 EN PIN FALLING 0.8 1.5 0.5 INPUT FALLING LOGIC Hi-Z TO LOW 0.6 1.0 ENABLE PIN THRESHOLD (V) 0.4 0.4 ENABLE/DISABLE THRESHOLD (V) 0.5 0.2 LOGIC INPUT THRESHOLD VOLTAGE (V) 0 0 0.3 –75 –50 –25 0 25 50 75 100 125 150 175 2 2.5 3 3.5 4 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) BIAS VOLTAGE (V) 3071 G20 TEMPERATURE (°C) 3071 G19 VBIAS TYP DISABLE 3071 G21 MAX ENABLE MIN DISABLE TYP ENABLE
Logic Input Threshold Voltages Logic Pin Input Current, Logic Hi-Z to High State Transitions EN Pin Logic High Current High State
3.0 6.0 40 VBIAS = 3.3V VEN = VBIAS = 2.5V VLOGIC = VBIAS = 2.5V LOGIC Hi-Z TO HIGH THRESHOLD IS 5.5 35 CURRENT FLOWS INTO THE PIN RELATIVE TO V 2.9 BIAS VOLTAGE SEE APPLICATIONS INFORMATION 5.0 30 FOR MORE DETAILS 4.5 2.8 4.0 25 INPUT RISING 20 LOGIC Hi-Z TO HIGH 3.5 2.7 3.0 15 INPUT FALLING LOGIC HIGH TO Hi-Z 2.5 10 2.6 2.0 EN PIN LOGIC HIGH CURRENT (µA) LOGIC PIN INPUT CURRENT (µA) 5 LOGIC INPUT THRESHOLD VOLTAGE (V) 1.5 2.5 1.0 0 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3071 G22 3071 G23 3071 G24
Logic Pin Input Current, Low State SENSE Pin Current SENSE Pin Current
40 65 400 VBIAS = 2.5V VBIAS = 2.5V VBIAS = 3.3V 35 VLOGIC = 0V 60 VOUT = 0.8V 375 VOUT = 1.8V CURRENT FLOWS OUT OF THE PIN CURRENT FLOWS INTO SENSE CURRENT FLOWS INTO SENSE 30 55 350 25 50 325 20 45 300 15 40 275 10 SENSE PIN CURRENT (µA) 35 SENSE PIN CURRENT (µA) 250 LOGIC PIN INPUT CURRENT (µA) 5 30 225 0 25 200 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3071 G25 3071 G26 3071 G27 3071fc For more information www.linear.com/LT3071 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts