Datasheet

LT3012
5
3012fd
TYPICAL PERFORMANCE CHARACTERISTICS
Typical Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
Quiescent Current ADJ Pin Voltage Quiescent Current
Quiescent Current GND Pin Current GND Pin Current
OUTPUT CURRENT (mA)
0
DROPOUT VOLTAGE (mV)
300
400
600
500
3012 G01
200
100
0
10050
200150
250
T
J
= 125°C
T
J
= 25°C
OUTPUT CURRENT (mA)
0
GUARANTEED DROPOUT VOLTAGE (mV)
200
400
600
100
300
500
100 200
3012 G02
250500 150
= TEST POINTS
T
J
≤ 125°C
T
J
≤ 25°C
TEMPERATURE (°C)
–50
0
DROPOUT VOLTAGE (mV)
200
600
500
0
50
75
3012 G03
100
400
300
–25
25
100
150125
I
L
= 50mA
I
L
= 10mA
I
L
= 250mA
I
L
= 100mA
I
L
= 1mA
0
40
100
20
80
60
10
50
30
90
70
–50 0
50
75
–25
25
100
150125
TEMPERATURE (°C)
QUIESCENT CURRENT (μA)
3012 G04
V
SHDN
= V
IN
V
SHDN
= GND
V
IN
= 6V
R
L
= ∞
I
L
= 0
TEMPERATURE (°C)
ADJ PIN VOLTAGE (V)
1.255
3012 G05
1.240
1.230
1.225
1.220
1.260
1.250
1.245
1.235
I
L
= 1mA
–50 0
50
75
–25
25
100
150125
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (μA)
40
60
80
8
3012 G06
20
10
30
50
70
0
21
43
67 9
5
10
T
J
= 25°C
R
L
= ∞
V
OUT
= 1.24V
V
SHDN
= V
IN
V
SHDN
= GND
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT(μA)
150
200
250
80
3012 G07
100
50
125
175
225
75
25
0
2010
4030
60 70
50
T
J
= 25°C
R
L
=
∞
V
OUT
= 1.24V
V
SHDN
= V
IN
V
SHDN
= GND
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
1.2
8
3012 G08
0.8
0.4
1.0
0.6
0.2
0
21
43
67 9
5
10
T
J
= 25°C
*FOR V
OUT
= 1.24V
R
L
= 49.6Ω
I
L
= 25mA*
R
L
= 124Ω
I
L
= 10mA*
R
L
= 1.24k
I
L
= 1mA*
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
6
8
10
8
3012 G09
4
2
5
7
9
3
1
0
21
43
67 9
5
10
T
J
= 25°C, *FOR V
OUT
= 1.24V
R
L
= 4.96Ω
I
L
= 250mA*
R
L
= 12.4Ω
I
L
= 100mA*
R
L
= 24.8Ω, I
L
= 50mA*