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L9945 датащи(PDF) 128 Page - STMicroelectronics

номер детали L9945
подробное описание детали  Automotive fully configurable 8-channel High/Low side MOSFET pre-driver suitable for 12 V and 24 V systems
PDF  151 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9945 датащи(HTML) 128 Page - STMicroelectronics

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OC_config_xx[5-0]
LS
HS
Unit
Min.
Max.
Min.
Max.
38
614
653
619
676
mV
39
629
668
634
693
mV
40
644
684
649
708
mV
41
658
699
663
724
mV
42
673
715
679
740
mV
43
688
730
693
756
mV
44
702
746
708
772
mV
45
717
761
723
788
mV
46
732
777
738
804
mV
47
746
792
753
821
mV
48
761
808
767
836
mV
49
776
823
782
852
mV
50
791
839
797
868
mV
51
806
854
812
885
mV
52
820
870
827
900
mV
53
835
885
842
916
mV
54
849
900
856
933
mV
55
864
916
871
949
mV
56
878
931
886
964
mV
57
893
947
900
981
mV
58
908
962
916
997
mV
59
922
977
930
1013
mV
60
937
992
946
1029
mV
61
951
1008
960
1045
mV
62
967
1023
975
1061
mV
63
982
1038
987
1078
mV
6.3.5
OC detection timings
ON state diagnostics timings are listed in the following table.
Table 41. OC detection timings
Symbol
Parameter
Condition
Min. Typ.
Max. Unit
tBLANK_OC
OC blanking filter:
It doesn't mask the OC failure. It only determines the assertion of the
"No OC failure" diagnostic code.
tblank_oc = 000
10
11.1
12.2
µs
tblank_oc = 001
14
15.6
17.1
µs
tblank_oc = 010
18
20
22
µs
tblank_oc = 011
28
31.1
34.2
µs
tblank_oc = 100
39
42.2
46.5
µs
tblank_oc = 101
48
53.3
58.7
µs
tblank_oc = 110
88
97.8
107.6
µs
tblank_oc = 111 128 142.2 156.5
µs
L9945
ON state diagnostics
DS12275 - Rev 8
page 128/151



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