Datasheet
LT3071
7
3071fc
For more information www.linear.com/LT3071
EN Pin Thresholds
EN Pin Threshold and Hysteresis
vs V
BIAS
TYPICAL PERFORMANCE CHARACTERISTICS
SENSE Pin Current
Logic Input Threshold Voltages
Logic Low to Hi-Z State Transitions
Logic Pin Input Current,
High StateEN Pin Logic High Current
Logic Input Threshold Voltages
Logic Hi-Z to High State Transitions
Logic Pin Input Current,
Low State SENSE Pin Current
TEMPERATURE (°C)
–75
ENABLE PIN THRESHOLD (V)
1.2
1.6
2.0
125
3071 G19
0.8
0.4
1.0
1.4
1.8
0.6
0.2
0
–25–50
250
75 100 150
50
175
V
BIAS
= 2.5V
EN PIN RISING
EN PIN FALLING
TEMPERATURE (°C)
–75
LOGIC INPUT THRESHOLD VOLTAGE (V)
0.6
0.7
0.8
125
3071 G21
0.5
0.4
0.3
–50 –25 0
25 50
75 100 150
175
INPUT RISING
LOGIC LOW TO Hi-Z
INPUT FALLING
LOGIC Hi-Z TO LOW
SEE APPLICATIONS INFORMATION
FOR MORE DETAILS
TEMPERATURE (°C)
–75
LOGIC INPUT THRESHOLD VOLTAGE (V)
2.8
2.9
3.0
125
3071 G22
2.7
2.6
2.5
–50 –25 0
25 50
75 100 150
175
INPUT FALLING
LOGIC HIGH TO Hi-Z
INPUT RISING
LOGIC Hi-Z TO HIGH
V
BIAS
= 3.3V
LOGIC Hi-Z TO HIGH THRESHOLD IS
RELATIVE TO V
BIAS
VOLTAGE
SEE APPLICATIONS INFORMATION
FOR MORE DETAILS
TEMPERATURE (°C)
–75
EN PIN LOGIC HIGH CURRENT (µA)
4.0
5.0
6.0
125
3071 G23
3.0
2.0
3.5
4.5
5.5
2.5
1.5
1.0
–25–50
250
75 100 150
50
175
V
EN
= V
BIAS
= 2.5V
TEMPERATURE (°C)
–75
LOGIC PIN INPUT CURRENT (µA)
40
35
30
25
20
15
10
5
0
125
3071 G24
–25 25 75 175100–50 0 50 150
V
LOGIC
= V
BIAS
= 2.5V
CURRENT FLOWS INTO THE PIN
TEMPERATURE (°C)
–75
LOGIC PIN INPUT CURRENT (µA)
40
35
30
25
20
15
10
5
0
125
3071 G25
–25 25 75 175100–50 0 50 150
V
BIAS
= 2.5V
V
LOGIC
= 0V
CURRENT FLOWS OUT OF THE PIN
TEMPERATURE (°C)
–75
SENSE PIN CURRENT (µA)
65
60
55
50
45
40
35
30
25
125
3071 G26
–25 25 75 175100–50 0 50 150
V
BIAS
= 2.5V
V
OUT
= 0.8V
CURRENT FLOWS INTO SENSE
TEMPERATURE (°C)
–75
SENSE PIN CURRENT (µA)
400
375
350
325
300
275
250
225
200
125
3071 G27
–25 25 75 175100–50 0 50 150
V
BIAS
= 3.3V
V
OUT
= 1.8V
CURRENT FLOWS INTO SENSE
BIAS VOLTAGE (V)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
3071 G20
T
J
= –55˚C TO 125°C
2 2.5 3 3.5 4
ENABLE/DISABLE THRESHOLD (V)
V
BIAS
MAX ENABLE
TYP ENABLE
TYP DISABLE
MIN DISABLE
TYPICAL
HYSTERESIS
= 150mV
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