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VNF1048F データシート(PDF) 9 Page - STMicroelectronics

部品番号 VNF1048F
部品情報  High-side switch controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications
PDF  49 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VNF1048F データシート(HTML) 9 Page - STMicroelectronics

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Symbol
Parameter
Test conditions
Min. Typ. Max.
Unit
VDS_THRS_ 12
VDS monitor thresholds
mV
900
VDS_THRS_13
950
VDS_THRS_14
1000
VDS_THRS_15
1050
VDS_THRS_16
1100
VDS_THRS_17
1150
VDS_THRS_18
1200
VDS_THRS_19
1250
VDS_THRS_20
1300
VDS_THRS_21
1350
VDS_THRS_22
1400
VDS_THRS_23
1450
VDS_THRS_24
1500
VDS_THRS_25
1550
VDS_THRS_26
1600
VDS_THRS_27
1650
VDS_THRS_28
1700
VDS_THRS_29
1750
VDS_THRS_30
1800
VDS_THRS_ACC
VDS monitor threshold accuracy
-5
5
%
VDS_DEGLITCH
VDS monitor shut-off deglitch time
-25%
5
+25%
µs
VDS_DELAY
VDS monitor shut-off delay time
5
µs
VDS_BLK
VDS monitor shut-off blanking time
At high-side external FET
startup
-10% 960 +10%
µs
VDS_ADC_CONV
VDS monitor ADC full scale range resolution
VDS_ADC[9:0] =
min((VSENSE_N - VOUT)/2
* 1024, 957)
0
957
VDS_ADC_RATE
VDS monitor ADC sample rate
0.9
MSample/s
Table 15. Hard short circuit protection
Symbol
Parameter
Test conditions Min.
Typ.
Max.
Unit
VHSC_THRS_RANGE
Hard short circuit protection threshold range
16 steps adjustable through SPI
20
160
mV
VHSC_THRS_0
Hard short circuit protection thresholds
20
mV
VHSC_THRS_1
23
VHSC_THRS_2
26.4
VHSC_THRS_3
30.3
VHSC_THRS_4
34.8
VHSC_THRS_5
40
VHSC_THRS_6
45.9
VNF1048F
Electrical specification
DS13084 - Rev 8
page 9/49



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