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L9352B Datasheet(PDF) 11 Page - STMicroelectronics

Part # L9352B
Description  Intelligent quad (2 x 5A / 2 x 2.5A) low-side switch
PDF  27 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9352B Datasheet(HTML) 11 Page - STMicroelectronics

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L9352B
Electrical specifications
11/27
II
Input pull down current
VIN = 5V, VS  6.5V
8
20
40
A
Digital outputs (ST1 to ST4)
VSTL
Status output voltage in low state (2))
IST  40A0
0.4
V
VSTH
Status output voltage in high state (2))
IST  - 40A2.5
3.45
V
IST  -120A2
3.45
V
RDIAGL
ROUT + RDSON in low state
0.3
0.64
1.5
k
RDIAGH
ROUT + RDSON in high state
1.5
3.2
7.0
k
Power outputs (Q1 to Q4)
RDSON
Static drain-source ON-resistance
IQ = 1A; VS  9.5V
0.2
0.4
W
VF_250mA
Forward voltage of free wheeling path
D3, D4 @250mA
ID3/4 = -250mA
0.5
1.5
V
VF_2.25A
Forward voltage of free wheeling path
D3, D4 @2.25A
ID3/4 = -2.25A
2.0
4.5
V
Rsens
Sense resistor = (VF_2.25A-
VF_250mA)/2A
1W
VZ
Z-diode clamping voltage
IQ  100mA
45
60
V
IPD
Output pull down current
VEN = H, VIN = L
10
150
A
IQlk
Output leakage current
VEN = L; VQ = 20V
5
A
Timing
tON
Output ON delay time
IQ = 1A
0
5
20
s
tOFF
Output OFF delay time channel
IQ = 1A
0
10
30
s
tIN3/4min
Minimum Input Register ON time
(3)
2
s
tOFFREG
Output OFF delay time regulator
528
s
tr
Output rise time
IQ = 1A
0.5
1.5
8
s
tf
Output fall time
IQ = 1A
0.5
1.5
8
s
tsf
Short error detection filter time
fCLK = 250kHz DC = 50%
(3)
48
s
tlf
Long error detection filter time
fCLK = 250kHz DC = 50%
(3)
16
32
s
tSCP
Short circuit switch-OFF delay time
(3)
430
s
tD
Status delay time
(3)
896
1024
s
tRE
Regulation error status delay time
(3) (reg. channels only)
10
ms
tDreg
Output off status delay time
(3) (reg. channels only
528
s
Reg. current accuracy (reg. channels only)
IQ3/Q4
Maximum current
DC = 90%
2
2.25
2.5
A
Table 6.
Electrical characteristics (continued)
(VS = 4.8 to 18V; Tj = -40 to 150°C unless otherwise specified)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit



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