ELM1085DG
½½½½½½½½½½½½½½½½½½½½½½½½½½½½½½½½
½½½½½½½½½½
Bipolar 3A LDO Voltage regulator
■Typical characteristics
½½½½½½½½½½½½½½½½½½½½½½½½
Dropout Voltage vs. Output Current
2.0
T
½
J
=-40° C
T
½
J
=25° C
T
½
J
=125° C
1.8
Short-Circuit Current vs.Temperature
10
Dropout Voltage(V)
1.6
1.4
1.2
1.0
0.8
0.5
0.4
0.2
0
0
Short-Circuit Current(A)
9
8
7
6
5
4
3
2
V
½½
-V
OUT(SHORT CIRCUIT)
=5V
IN
½½½
V
½½
-V
½½½
IN
OUT(SHORT CIRCUIT)
=3.3V
½½½
out
0
50
100
150
0.5
1.0
1.5
2.0
2.5
3.0
1
-50
Output Current(A)
Temperature(°C)
Percent Change in Output Voltage vs.Temperature
2
Adjust Pin Current vs.Temperature
100
Output Voltage Change(%)
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-50
A)
Adjust Pin Current (
90
80
70
60
50
40
30
20
10
0
-50
-25
0
25
50
75
100
125 150
-25
0
25
50
75 100
125 150
Temperature(° C)
Temperature(° C)
R ipple R ejection vs. Frequency
90
80
70
Maximum Power Dissipation*
20
18
16
14
12
Ripple Rejection(dB)
60
40
30
20
10
0
10
100
1k
10k
100k
Power(W)
50
10
8
6
4
2
0
50
70
90
110
130
150
V
½½
-V
O UT
=3V
IN
½½½
V
½½½½½½½½½½½
=1V
R IP PLE(p-p)
I
½½½
=3A
O UT
Frequency(H z)
Case Temperature(° C)
*as Limited by Maximum Junction Temperature
3 -
½
3
ELM-TECH [ ELM Technology Corporation ]
