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L9788 데이터시트(PDF) 96 Page - STMicroelectronics

부품명 L9788
상세설명  Multifunction IC for automotive engine management system
PDF  264 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9788 데이터시트(HTML) 96 Page - STMicroelectronics

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Low-side drivers
L9788
96/264
DS12308 Rev 4
-
Minimum OFF time
for correct
diagnostic
Application note (esd cap <
10 nF,)
Filter Mode = 0
175
-
-
µs
O2H1/2
Current sensing characteristics
Gain_sense
Transresistance
sense gain
-0.8
V/A
Curr_Sense
_O2H1/2
V_OUT_0p5A
Output voltage AD
for Ipower = 0.5 A
Rext = 5.1 kΩ
0.32
0.4
0.55
V
Curr_Sense
_O2H1/2
V_OUT_1A
Output voltage AD
for Ipower = 1 A
Rext = 5.1 kΩ
0.64
0.8
0.96
V
Curr_Sense
_O2H1/2
V_OUT_2A
Output voltage AD
for Ipower = 2 A
Rext = 5.1 kΩ
1.44
1.6
1.76
V
Curr_Sense
_O2H1/2
V_OUT_3A
Output voltage AD
for Ipower = 3 A
Rext = 5.1 kΩ
2.16
2.4
2.64
V
Curr_Sense
_O2H1/2
V_OUT_4A
Output voltage AD
for Ipower = 4 A
Rext = 5.1 kΩ
2.88
3.2
3.52
V
Curr_Sense
_O2H1/2
Table 46. Low-side driver - O2 HEATER electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Pin



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