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L4989D Datasheet(PDF) 6 Page - STMicroelectronics

No. de pieza L4989D
Descripción Electrónicos  Automotive low power voltage regulator
PDF  19 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L4989D Datasheet(HTML) 6 Page - STMicroelectronics

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Block diagram and pin configuration
L4989D, L4989MD
6/19
DS8714 Rev 3
Figure 2. Pins configuration (top view)
Vo
717
Voltage regulator output
Block to ground with a capacitor >100 nF (needed for regulator
stability)
VS
820
Supply voltage
Block to ground directly at IC pin with a capacitor
N.C.
2, 3, 8, 9, 12, 13,
18, 19
Not connected
Table 2. Pins description (continued)
Pin name
SO-8(D)
S0-20(MD)
Function
WEn
GND
Res
Vcr
1
2
3
4
5
6
7
8
Vs
Vo
Wi
Vcw
WEn
N.C.
N.C.
GND
GND
GND
Res
N.C.
N.C.
Vcr
10
9
8
7
6
5
4
3
2
1
20
N.C.
N.C.
Vo
GND
GND
Wi
N.C.
N.C.
Vcw
11
12
13
14
15
16
17
18
19
Vs
SO-8
SO-20
GAPGCFT00666



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