Performance Characteristics
Quiescent Current vs. VIN Pin Voltage
1.2
1.1
1.0
0.9
0.8
0.7
0.6
4
8
12
16
20
24
28
32
36
VIN Pin Voltage (V)
VCC Pin Voltage vs. VIN Pin Voltage
5.2
5.1
5.0
4.9
4.8
4.7
4.6
4.5
4
8
12
16
20
24
28
32
36
VIN Pin Voltage (V)
FB Pin Voltage vs.VIN Pin Voltage
0.50
0.48
0.46
0.44
0.42
0.40
4
8
12
16
20
24
28
32
36
VIN Pin Voltage (V)
AL8821
Quiescent Current vs. Ambient Temperature
1.4
1.2
1.0
V = 12V
IN
0.8
0.6
-45 -30 -15 0 15 30 45 60 75 90 105
Ambient Temperature (oC)
VCC Pin Voltage vs. Ambient Temperature
5.5
5.4
V = 12V
IN
5.3
5.2
5.1
5.0
4.9
4.8
-45 -30 -15 0 15 30 45 60 75 90 105
Ambient Temperature (oC)
FB Pin Voltage vs. Ambient Temperature
0.50
0.48
0.46
0.44
V = 12V
IN
0.42
0.40
-45 -30 -15 0 15 30 45 60 75 90 105
Ambient Temperature (oC)
AL8821
Document number: DS37671 Rev. 1 - 2
5 of 14
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January 2015
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