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LNBH23 Datasheet(PDF) 22 Page - STMicroelectronics

Part # LNBH23
Description  LNBs supply and control IC with step-up and I²C interface
PDF  32 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LNBH23 Datasheet(HTML) 22 Page - STMicroelectronics

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Typical performance characteristics
LNBH23
22/32
9
Typical performance characteristics
(Refer to the typical application circuit, TJ from 0 to 85 °C, EN = 1,
VSEL=LLC=TEN=PCL=ITEST=TTX=AUX=0, RSEL = 11 kΩ, DSQIN=LOW, VI = 12 V,
IO = 50 mA, unless otherwise stated. Typical values are referred to TJ = 25 °C. VO=VoRX pin
voltage. See software description section for I²C access to the system register).
Figure 8.
Output voltage vs temperature
Figure 9.
Output voltage vs temperature
Figure 10.
Output voltage vs temperature
Figure 11.
Output voltage vs temperature
Figure 12.
Load regulation vs temperature
Figure 13.
Supply current vs temperature
V
CC=12V, IO=50mA, VO=13V range
EN=1, VSEL=LLC=0
12.6
12.8
13
13.2
13.4
13.6
13.8
14
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, IO=50mA, VO=13V range
EN=1, VSEL=LLC=0
12.6
12.8
13
13.2
13.4
13.6
13.8
14
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, IO=50mA, VO=14V range
EN=LLC=1, VSEL=0
13.6
13.8
14
14.2
14.4
14.6
14.8
15
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V, IO=50mA, VO=14V range
EN=LLC=1, VSEL=0
13.6
13.8
14
14.2
14.4
14.6
14.8
15
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=VSEL=1, LLC=0
V
CC=12V, IO=50mA, VO=18V range
17.8
18
18.2
18.4
18.6
18.8
19
19.2
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=VSEL=1, LLC=0
V
CC=12V, IO=50mA, VO=18V range
17.8
18
18.2
18.4
18.6
18.8
19
19.2
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=VSEL=LLC=1
V
CC=12V, IO=50mA, VO=19.5V range
18.5
18.7
18.9
19.1
19.3
19.5
19.7
19.9
20.1
20.3
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=VSEL=LLC=1
V
CC=12V, IO=50mA, VO=19.5V range
18.5
18.7
18.9
19.1
19.3
19.5
19.7
19.9
20.1
20.3
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V
I
O=From 50 to 750mA
-160
-140
-120
-100
-80
-60
-40
-20
0
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
V
CC=12V
I
O=From 50 to 750mA
-160
-140
-120
-100
-80
-60
-40
-20
0
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=LLC=VSEL=1, TEN=TTX=0
V
CC=12V, IO=No Load
0
2
4
6
8
10
12
14
16
-10
0
10
20
30
40
50
60
70
80
90
T [°C]
EN=LLC=VSEL=1, TEN=TTX=0
V
CC=12V, IO=No Load
0
2
4
6
8
10
12
14
16
-10
0
10
20
30
40
50
60
70
80
90
T [°C]



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