Performance Characteristics (Cont.)
Boost Sense Voltage Low Level vs.
VIN Pin Voltage
-80
-82
-84
-86
-88
-90
4
8
12
16
20
24
28
32
36
VIN Pin Voltage (V)
Hysteresis Current vs. VIN Pin Voltage
116
114
112
110
108
106
104
4
8
12
16
20
24
28
32
36
VIN Pin Voltage (V)
AL8821
Boost Sense Voltage Low Level vs.
Ambient Temperature
-80
-82
-84
-86
V = 12V
IN
-88
-90
-45 -30 -15
0 15 30 45 60 75
Ambient Temperature (oC)
90 105
Hysteresis Current vs. Ambient Temperature
114
V = 12V
IN
112
110
108
106
104
102
-45 -30 -15 0 15 30 45 60 75 90 105
Ambient Temperature (oC)
AL8821
Document number: DS37671 Rev. 1 - 2
6 of 14
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January 2015
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