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L9918 датащи(PDF) 70 Page - STMicroelectronics

номер детали L9918
подробное описание детали  Alternator voltage regulator with LIN interface for 12 V applications
PDF  109 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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L9918 датащи(HTML) 70 Page - STMicroelectronics

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NVM register name
Definition
Notes
Description
#Bits Code
IFELD_FILTER
3
0x3
Time constant of the EXC current filter measurement
filter time constant tau =
33 ms
0x4
filter time constant tau =
13 ms
0x5
filter time constant tau =
66 ms
0x6
filter time constant tau =
66 ms
0x7
filter time constant tau =
66 ms
IFELD_FILTER_SEL
1
0x0
filter time constant tau =
213 ms
Time constant of the field current filter
0x1
filter time constant tau =
106 ms
MECH_ESAUS_DIS
1
0x0
disable
F_M configuration bit (details on Table 36)
0x1
enable
MASK_FMECH
1
0x0
disable
F_M configuration bit (details on Table 36)
0x1
enable
ANZ_LV_EN
1
0x0
disable
Low voltage flag enable
0x1
enable
ANZ_OV_EN
1
0x0
disable
Overvoltage flag enable
0x1
enable
ANZ_OV_LIM
1
0x0
disable
Overvoltage protection flag enable during phase
regulation (OV_LIM_EN = 0x1 required)
0x1
enable
ANZ_U_LOW1
1
0x0
disable
Enable low voltage flag @EXC_DC = 100% and
phase voltage below KLV_USSW/KLV_NRSW
0x1
enable
ANZ_U_LOW2
1
0x0
disable
Low voltage flag enable at phase frequency < speed
detection threshold (N < Nstart) and phase voltage
below KLV_USSW/KLV_NRSW
0x1
enable
ANZ_FES
1
0x0
disable
Enable low field current flag @EXC_DC > 40% &
IFES < 0.5 A
0x1
enable
ANZ_GMUS_EN
1
0x0
disable
Enable GM F_E mode: B+ < 11.3 V && RPM<LRC
cut off speed)
0x1
enable
KLV_ACWANR_DIS
1
0x0
enable
Enable/disable of PH amplitude check ((max-min)/
2>3V) to perform hot start
0x1
disable
LAMP_FILT
3
0x0
150 ms
F_E flag filter time
0x1
1/4 s
0x2
2/4 s
0x3
3/4 s
0x4
4/4 s
0x5
5/4 s
0x6
6/4 s
0x7
7/4 s
L9918
NVM parameters table
DS13000 - Rev 2
page 70/109



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