Datasheet

LTC4267
7
4267fc
Peak Current Sense Voltage vs
Temperature Soft-Start Time vs Temperature
Start-Up I
PVCC
Supply Current vs
Temperature
I
TH
/RUN Shutdown Threshold vs
Temperature
I
TH
/RUN Start-Up Current Source
vs Temperature
TEMPERATURE (°C)
–50
0
START-UP SUPPLY CURRENT (µA)
10
20
30
40
–10 30
70
110
4267 G19
50
60
–30 10
50
90
P
VCC
= V
TURNON
– 0.1V
TEMPERATURE (°C)
–50
SHUTDOWN THRESHOLD (mV)
300
350
400
70 90
4267 G20
250
200
–10 10–30 30 50 110
150
100
450
TEMPERATURE (°C)
–50
0
I
TH
/RUN PIN CURRENT SOURCE (nA)
100
200
300
400
–10 30
70
110
4267 G21
500
600
–30 10
50
90
P
VCC
= V
TURNON
+ 0.1V
V
ITH/RUN
= 0V
TEMPERATURE (°C)
–50
SENSE PIN VOLTAGE (mV)
100
110
110
4267 G22
90
80
–10
30
70
–30
10
50
90
120
95
105
85
115
P
VCC
= 8V
TEMPERATURE (°C)
–50
SOFT-START TIME (ms)
2.0
3.0
110
4267 G23
1.0
0
–10
30
70
–30
10
50
90
4.0
1.5
2.5
0.5
3.5
TYPICAL PERFOR A CE CHARACTERISTICS
UW