Datasheet

LT3030
7
3030fa
For more information www.linear.com/LT3030
Typical perForMance characTerisTics
PWRGD1 or PWRGD2 Output Low
Voltage OUT1 Current Limit OUT1 Current Limit
OUT2 Current Limit OUT2 Current Limit Reverse Current
SHDN1 or SHDN2 Pin Input
Current ADJ1 or ADJ2 Pin Bias Current PWRGD1 or PWRGD2 Trip Point
T
J
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
–75
SHDN PIN INPUT CURRENT (µA)
2.0
1.0
0.8
0.6
0.4
1.8
1.6
1.4
1.2
0.2
0
75–25
3030 G19
17525 12550–50 1500 100
V
IN
= 2.2V,
V
SHDN
= 20V
V
IN
= 20V
V
SHDN
= 2.2V
TEMPERATURE (°C)
–75
ADJ PIN BIAS CURRENT (nA)
150
75
60
45
30
135
120
105
90
15
0
75–25
3030 G20
17525 12550–50 1500 100
TEMPERATURE (°C)
–75
PWRGD TRIP POINT (% OF OUTPUT VOLTAGE)
94
91
90
89
88
93
92
87
86
75–25
3030 G21
17525 12550–50 1500 100
OUTPUT RISING
OUTPUT FALLING
TEMPERATURE (°C)
–75
PWRGD OUTPUT LOW VOLTAGE (mV)
150
75
60
45
30
135
120
105
90
15
0
75–25
3030 G22
17525 12550–50 1500 100
I
PWRGD
= 100µA
INPUT VOLTAGE (V)
0
CURRENT LIMIT (A)
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
124
3030 G23
208 16102 186 14
T
J
= –55°C
T
J
= 150°C
T
J
= 125°C
V
OUT
= 0V
T
J
= 25°C
TEMPERATURE (°C)
–75
CURRENT LIMIT (A)
2.0
1.4
1.2
1.8
1.6
1.0
0.8
0.6
0.4
0.2
0
75–25
3030 G24
17525 12550–50 1500 100
V
IN
= 6V
V
IN
= 18V
V
OUT
= 0V
INPUT VOLTAGE (V)
0
CURRENT LIMIT (A)
0.60
0.54
0.48
0.42
0.36
0.30
0.24
0.18
0.12
0.06
0
124
3030 G25
208 16102 186 14
T
J
= –55°C
T
J
= 150°C
T
J
= 125°C
T
J
= 25°C
V
OUT
= 0V
TEMPERATURE (°C)
–75
CURRENT LIMIT (A)
0.60
0.54
0.48
0.42
0.36
0.30
0.24
0.18
0.12
0.06
0
75–25
3030 G26
17525 12550–50 1500 100
V
IN
= 6V
V
IN
= 18V
V
OUT
= 0V
OUTPUT VOLTAGE (V)
0
REVERSE CURRENT (mA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
51
3030 G27
93 74 82 6
I
ADJ
= FLOWS INTO ADJ PIN TO GND PIN
I
OUT
= FLOWS INTO OUT PIN TO IN PIN
I
ADJ1
OR I
ADJ2
I
OUT1
OR I
OUT2
T
J
= 25°C
V
IN1
= V
IN2
= 0V
V
ADJ1
= V
OUT1
V
ADJ2
= V
OUT2