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L99ASC03 数据表(PDF) 41 Page - STMicroelectronics

部件名 L99ASC03
功能描述  Brushless / sensorless 3-phase motor pre-driver for automotive applications
PDF  73 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L99ASC03 数据表(HTML) 41 Page - STMicroelectronics

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L99ASC03
Electrical specifications
72
Table 20. VS, VSREG, VSMS and Tj monitoring (AOUT)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
VSxOUT
VSxOUT voltage ratio
AOUT sinking/ sourcing 2 mA
0.106
0.125
0.144
VTROOM
TSENSE output voltage (5 * VBE)
VS =12 V, Tj = 25°C
—
3.7
—
V
ΔV/ΔTj
Temperature coefficient
Tj = -40°C to 130°C
—
-7.85
—
mV/°C
Table 21. Current-sense amplifier
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
CSA DC parameters
A20
DC gain
GCSA = 00
18.4
19.6
20.4
A30
DC gain
GCSA = 01
29.4
30
30.6
A70
(1)
DC gain
GCSA = 10
67.9
70
72.1
A100
(1)
DC gain
GCSA = 11
97.5
100
102.5
ΔAX/ΔTj Gain temperature drift
100
ppm/°C
VIO
Input offset voltage
-200 mV < CSI- < 1 V
-3.5
3
mV
VICM
Common-mode input voltage range
-1
1
V
VCSOH
Output high level
IL =-1 mA
VDD - 0.2
V
VCSOL
Output low level
IL =1 mA
0.2
V
VCS-IL=0 Output level at ILOAD = 0
CSI+ = CSI-; ICSO =0
VDD /2
ICSO
Current output capability
2
mA
CSA dynamic parameters
SR
Slew rate VCSO 10% to 90%
RL =10 kΩ; CL = 100 pF
2
V/µs
tset
Recovery time VCSO =95%
RL =10 kΩ; CL = 100 pF;
Vdiff: 1 V step to 100 mV;
Gain = 20
3µs
CMRR(1)
Input common mode rejection ratio
20 * log ((VICM / ΔVCSO)*AX)
VICM =0.7 * sin (2*π*0.1 MHz
)
60
dB
1.
Guaranteed by design.
Table 22. Overcurrent detection
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
VoOCMIN
Minimum output overcurrent
threshold voltage(1)
1.
Positive threshold referred to VDD/2.
OCTH = 00001
140
mV
VoOCMAX
Maximum output overcurrent
threshold voltage(1)
OCTH = 11111
2.35
V
tfOC
Overcurrent filter time
4
6
µs



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