lnbh23qtr STMicroelectronics, lnbh23qtr Datasheet - Page 22

• Manufacturer Part Number: lnbh23qtr
• Description: Lnbs Supply And Control Ic With Step-up And I??c Interface
• Manufacturer: STMicroelectronics

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