3012B View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'3012B' PDF : 16 Pages View PDF
LT3012B
TYPICAL PERFOR A CE CHARACTERISTICS
Typical Dropout Voltage
600
500
TJ = 125°C
400
300
TJ = 25°C
200
100
0
0
50 100 150 200 250
OUTPUT CURRENT (mA)
3012B G01
Quiescent Current
100
VIN = 6V
90 RL = ∞
80 IL = 0
70
60
50
40
30
20
10
0
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
3012B G04
GND Pin Current
1.2
TJ = 25°C
*FOR VOUT = 1.24V
1.0
RL = 49.6Ω
0.8
IL = 25mA*
RL = 124Ω
0.6
IL = 10mA*
0.4
RL = 1.24k
0.2
IL = 1mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
3012B G07
Guaranteed Dropout Voltage
600
= TEST POINTS
TJ ≤ 125°C
500
400
TJ ≤ 25°C
300
200
100
0
0
50 100 150 200 250
OUTPUT CURRENT (mA)
301B2 G02
ADJ Pin Voltage
1.260
IL = 1mA
1.255
1.250
1.245
1.240
1.235
1.230
1.225
1.220
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
3012B G05
GND Pin Current
10
TJ = 25°C, *FOR VOUT = 1.24V
9
8
RL = 4.96Ω
7
IL = 250mA*
6
5
4
RL = 12.4Ω
IL = 100mA*
3
2
1
RL = 24.8Ω, IL = 50mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
3012B G08
Dropout Voltage
600
500
400
IL = 250mA
IL = 100mA
300
200
100
0
–50 –25
IL = 50mA
IL = 10mA
IL = 1mA
0 25 50 75
TEMPERATURE (°C)
100 125
3012B G03
Quiescent Current
80
TJ = 25°C
70 RL = ∞
VOUT = 1.24V
60
50
40
30
20
10
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
3012B G06
GND Pin Current vs ILOAD
10
VIN = 4.5V
9 TJ = 25°C
8 VOUT = 1.24V
7
6
5
4
3
2
1
0
0
50 100 150 200 250
LOAD CURRENT (mA)
3012B G09
3012bf
4
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