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LNBH23 数据表(PDF) 23 Page - STMicroelectronics

部件名 LNBH23
功能描述  LNBs supply and control IC with step-up and I²C interface
PDF  32 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

LNBH23 数据表(HTML) 23 Page - STMicroelectronics

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background image
LNBH23
Typical performance characteristics
23/32
Figure 14.
Supply current vs temperature
Figure 15.
Dynamic overload protection ON
time vs temperature
Figure 16.
Dynamic overload protection OFF
Time vs temperature
Figure 17.
Output current limiting vs RSEL
Figure 18.
Output current limiting vs
temperature
Figure 19.
Output current limiting vs
temperature
EN=TEN=TTX=LLC=VSEL=1
V
CC=12V
I
O=No Load
0
5
10
15
20
25
30
35
40
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=TEN=TTX=LLC=VSEL=1
V
CC=12V
I
O=No Load
0
5
10
15
20
25
30
35
40
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, VO=Shorted to GND
40
50
60
70
80
90
100
110
120
130
140
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, VO=Shorted to GND
40
50
60
70
80
90
100
110
120
130
140
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V
V
O=Shorted to GND
600
700
800
900
1000
1100
1200
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V
V
O=Shorted to GND
600
700
800
900
1000
1100
1200
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
10
12
14
16
18
20
22
24
26
28
30
32
R
SEL [KΩ]
V
CC=12V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
10
12
14
16
18
20
22
24
26
28
30
32
R
SEL [KΩ]
V
CC=12V, RSEL=11KΩ
750
800
850
900
950
1000
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, RSEL=11KΩ
750
800
850
900
950
1000
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, RSEL=22KΩ
300
350
400
450
500
550
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, RSEL=22KΩ
300
350
400
450
500
550
-10
0
10
20
30
40
50
60
70
80
90
T [°C]



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