Datasheet

LT3011
6
3011f
TYPICAL PERFORMANCE CHARACTERISTICS
SHDN Pin Current SHDN Pin Current ADJ Pin Bias Current
PWRGD Trip Point PWRGD Output Low Voltage C
T
Charging Current
C
T
Comparator Threshold Current Limit Current Limit
T
J
= 25°C, unless otherwise noted.
SHDN PIN VOLTAGE (V)
0
SHDN PIN CURRENT (μA)
0.16
0.20
0.24
3.5
0.12
0.08
12
0.5 4.5
1.5 2.5
4
35
0.04
0
0.28
3011 G10
T
J
= 25°C
CURRENT FLOWS
OUT OF SHDN PIN
TEMPERATURE (°C)
SHDN PIN CURRENT (μA)
3011 G11
0.4
0.2
0.1
0
0.6
0.5
0.3
–50 0 50 75–25 25 100 150125
V
SHDN
= 0V
CURRENT FLOWS
OUT OF SHDN PIN
TEMPERATURE (°C)
ADJ PIN BIAS CURRENT (nA)
3011 G12
80
40
20
0
120
100
60
–50 0 50 75–25 25 100 150125
TEMPERATURE (°C)
–50
85
PWRGD TRIP POINT (% OF OUTPUT VOLTAGE)
87
89
91
–25
0
25 50 10075 125
93
95
86
88
90
92
94
150
3011 G13
OUTPUT
RISING
OUTPUT
FALLING
TEMPERATURE (°C)
–50
0
CURRENT LIMIT (mA)
40
80
120
–25
0
25 50 10075 125
160
200
20
60
100
140
180
150
3011 G18
V
IN
= 7V
V
OUT
= 0V
INPUT VOLTAGE (V)
0
CURRENT LIMIT (mA)
40
80
120
160
20
60
100
140
180
3011 G17
07
24
19
35
8
610
V
OUT
= 0V
T
J
= 25°C
TEMPERATURE (°C)
–50
0
C
T
COMPARATOR THRESHOLD (V)
0.4
0.8
1.2
–25
0
25 50 10075 125
1.6
2.0
0.2
0.6
1.0
1.4
1.8
150
3011 G16
V
CT(HIGH)
V
CT(LOW)
TEMPERATURE (°C)
–50
C
T
CHARGING CURRENT (μA)
3.5
25
3011 G15
2.0
1.0
–25 0 50
0.5
0
4.0
3.0
2.5
1.5
75 100 125 150
PWRGD TRIPPED HIGH
TEMPERATURE (°C)
–50
0
PWRGD OUTPUT LOW VOLTAGE (mV)
40
80
120
–25
0
25 50 10075 125
160
200
20
60
100
140
180
150
3011 G14
I
PWRGD
= 50μA