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US890 Datasheet(PDF) 7 Page - Melexis Microelectronic Systems

Part # US890
Description  Two-Coil Fan Driver - High Output Current
PDF  12 Pages
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Manufacturer  MELEXIS [Melexis Microelectronic Systems]
Direct Link  http://www.melexis.com
Logo MELEXIS - Melexis Microelectronic Systems

US890 Datasheet(HTML) 7 Page - Melexis Microelectronic Systems

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US890 / US891
Two-Coil Fan Driver – High Output Current
3901000890
Page 7 of 12
Data Sheet
Rev 002
Sep/07
11 Performance Graphs
11.1 RDSON vs TA
0
0.5
1
1.5
2
2.5
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
Ta (°C)
VDD = 2.5V
VDD = 5V
VDD = 18V
11.2 RDSON vs VDD
0
0.5
1
1.5
2
2.5
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
VDD (Volts)
Ta = -40°C
Ta = 25°C
Ta = 85°C
Ta = 105°C
Ta = 125°C
11.3 Magnetic parameters vs TA
-6
-3
0
3
6
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
Ta (°C)
Bop, VDD=2.5V
Bop, VDD=18V
Brp, VDD=2.5V
Brp, VDD=18V
Bhyst, VDD=2.5V
Bhyst, VDD=18V
11.4 Magnetic parameters vs VDD
-6
-3
0
3
6
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
VDD (Volts)
Bop, Ta=25°C
Brp, Ta=25°C
Bhyst, Ta=25°C
11.5 IDD vs TA
0
1
2
3
4
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
Ta (°C)
VDD = 2.5V
VDD = 5V
VDD = 12V
VDD = 18V
11.6 IDD vs VDD
0
1
2
3
4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
VDD (Volts)
Ta = -40°C
Ta = 25°C
Ta = 85°C
Ta = 105°C
Ta = 125°C



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