LNBH24_0808 STMICROELECTRONICS [STMicroelectronics], LNBH24_0808 Datasheet - Page 19

• Manufacturer Part Number: LNBH24_0808
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

8
Table 8.
Eff
Symbol
T
D
F
A
F
13/18
V
V
V
T
I
R
T
TONE
TONE
t
EXTM
V
MAX
I
TONE
DC-DC
I
OUT
OUT
OUT
OFF
r
SC
IN
ON
, t
- T
IN
f
F
Supply voltage
Supply current
Output voltage
Line regulation
Load regulation
13/18V Rise and Fall
transition time by V
Output current limiting
Output short circuit current
Dynamic overload protection
OFF time
Dynamic overload protection
ON time
Tone frequency
Tone amplitude
Tone duty cycle
Tone rise or fall time
EXTM frequency
DC-DC converter efficiency
Electrical characteristics
Electrical characteristics of sections A/B (refer to the typical application circuit in
Figure
kΩ, DSQIN=LOW, V
referred to T
access to the system register)
Parameter
4, T
J
from 0 to 85 °C, EN=1, VSEL=LLC=TEN=PCL=ITEST=TTX=AUX=0, R
J
= 25 °C. V
CTRL
I
pin
= 12 V, I
OUT
I
Both sections A and B enabled,
I
Both sections A and B enabled,
EN=TEN=TTX=1, I
EN=0
AUX=1; I
V
V
V
V
V
HIGH and vice versa, I
450mA, C
R
R
V
PCL=0, Output shorted
PCL=0, Output shorted
DSQIN=HIGH or TEN=1, TTX=1
DSQIN=HIGH or TEN=1, TTX=1
I
C
DSQIN=HIGH or TEN=1, TTX=1
DSQIN=HIGH or TEN=1, TTX=1
V
I
OUT
OUT
OUT
OUT
=V
SEL
SEL
IN
SEL
SEL
SEL
EXTM-H
SEL
SEL
OUT
OUT
=8 to 15V
oRX
=750mA, VSEL=LLC=1
=0
=750mA
=1, I
=0, I
=0 or 1, I
=LLC=1, V
=0/1, AUX=0/1
=11KΩ
= 22KΩ
from 0 to750mA
from 0 to 750nF
= 50 mA, unless otherwise stated. Typical values are
pin voltage. See software description section for I²C
OUT
=3.3V, V
OUT
OUT
O
Test conditions
from 10 to 330nF
=50mA
=750mA
=750mA
OUT
CTRL
EXTM-L
from 50 to750mA
OUT
from LOW to
OUT
=0
=0V,
LLC=0
LLC=1
LLC=0
LLC=1
VSEL=0
VSEL=1
from 6 to
(1)
Min.
17.8
18.8
12.8
13.8
750
300
0.4
20
43
20
8
5
T
OFF
1000
Typ.
18.5
19.5
13.4
14.4
0.65
575
900
12
20
50
22
22
50
22
93
6
5
5
8
/10
Max.
1000
19.2
20.2
200
600
0.9
15
30
70
14
15
40
60
24
24
57
15
SEL
Unit
kHz
V
kHz
mA
mV
mV
mA
mA
ms
µs
µs
19/30
= 11
%
%
V
V
PP