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L9924TR датащи(PDF) 18 Page - STMicroelectronics

номер детали L9924TR
подробное описание детали  Automotive vehicle conform truck car alternator regulator IC
PDF  85 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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L9924TR датащи(HTML) 18 Page - STMicroelectronics

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Electrical specifications
L9924
18/85
DocID029638 Rev 2
Figure 6. Internal resistor ladder on pin A+
When the A+ voltage drops below VBlow the whole device is turned-off and could be
initialized by a Power-On Reset (PORn).
Table 9. Pin "A+/B+" electrical characteristics
#
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
1VBOVR Operating Voltage Range
-
6
-
40
V
2IBstby12V
12-V stand-by current
consumption
V(A+/B+) = 12.6 V
6 wake-up sources active
V(PH)=V(AUX_IN)=V(GND)
LIN_BSS tied to A+/B+
RC pin tied to A+/B+ through a
resistor
--
255
µA
3IBstby24V
24-V stand-by current
consumption
V(A+/B+) = 25.2 V
6 wake-up sources active
V(PH)=V(AUX_IN)=V(GND)
LIN_BSS pin tied to A+/B+;
RC pin tied to A+/B+ through a
resistor
--
265
µA
4VBIntOvp
Over-voltage protection
threshold (12-V systems)
[0x2].12 = SEL24V_EN = b0
16.5
17.6
19
V
Over-voltage protection
threshold (24-V systems)
[0x2].12 = SEL24V_EN = b1
33
35.5
38
V
5VBlow
A+/B+ under-voltage
-
4.5
5.3
6
V
6
αB
Resistor divider attenuation
[0x2].12 = SEL24V_EN = 0
3.96
4
4.04
V/V
[0x2].12 = SEL24V_EN = 1
7.925
8
8.069
V/V
7
εB
Resistor divider accuracy
[0x2].12 = SEL24V_EN = 1
-
-
0.9
%
8fBp
Pole frequency
-
520
860
1570
Hz



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