Datasheet

4
LT3012B
3012bf
OUTPUT CURRENT (mA)
0
DROPOUT VOLTAGE (mV)
300
400
600
500
3012B 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
301B2 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
3012B G03
100
400
300
–25
25
100
125
I
L
= 50mA
I
L
= 10mA
I
L
= 250mA
I
L
= 100mA
I
L
= 1mA
TEMPERATURE (°C)
–50
ADJ PIN VOLTAGE (V)
1.255
25
3012B G05
1.240
1.230
–25 0 50
1.225
1.220
1.260
1.250
1.245
1.235
75 100 125
I
L
= 1mA
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
40
60
80
8
3012B G06
20
10
30
50
70
0
21
43
67 9
5
10
T
J
= 25°C
R
L
= ∞
V
OUT
= 1.24V
TEMPERATURE (°C)
–50
QUIESCENT CURRENT (µA)
25
3012B G04
20
10
–25 0 50
0
40
30
60
50
80
70
100
90
75 100 125
V
IN
= 6V
R
L
= ∞
I
L
= 0
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
1.2
8
3012B G07
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*
LOAD CURRENT (mA)
0
GND PIN CURRENT (mA)
6
8
10
3012B G09
4
2
5
7
9
3
1
0
10050
200150
250
V
IN
= 4.5V
T
J
= 25°C
V
OUT
= 1.24V
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
6
8
10
8
3012B G08
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*
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Quiescent Current ADJ Pin Voltage Quiescent Current
GND Pin Current
Typical Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
GND Pin Current GND Pin Current vs I
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