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L9912 Datasheet(PDF) 55 Page - STMicroelectronics

Part # L9912
Description  Automotive vehicle conform car alternator regulator IC
PDF  84 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9912 Datasheet(HTML) 55 Page - STMicroelectronics

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L9912
ADC channels
83
11
ADC channels
As already mentioned, 5 ADC channels of the µC are dedicated to monitor the system
status; this chapter outlines some details about voltage ranges.
Table 36. ADC channels
Signal
Description
ADC
channel
Range
TEMP
Temperature
1
0-5 V (4.88 mV/lsb) with 10 mV/°K – See relevant chapter
[5.3.22]
VREF
Reference
voltage
2
4.3 V ±1% [5.3.17]
CSA_IN
Current sense
amplifier
0
0-100 mV [5.3.12]
B+
Battery voltage
5
0-20 V for 12 V configuration (19.5 mV/lsb), 0-40 V for
24 V configuration (39.1 mV/lsb) [5.3.1] [5.3.2]
SENSE Field voltage
9



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