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L9347 数据表(PDF) 9 Page - STMicroelectronics

部件名 L9347
功能描述  Intelligent quad (2x5A/2x2.5A) low-side switch
PDF  29 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9347 数据表(HTML) 9 Page - STMicroelectronics

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L9347
Electrical specifications
9/29
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A
2.5
3.45
V
IST  -120A
2
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)
RDSON1,2
Static drain-source ON-resistance
Q1 and Q2
(non-reg. channels)
IQ = 1A; VS  9.5V
Tj = 25°C
Tj = 125°C
(3)
Tj = 150°C
(4)
0.2
0.5
0.5
W
W
W
RDSON3,4
Static drain-source ON-resistance
Q3 and Q4
(reg. channels)
IQ = 1A; VS  9.5V
Tj = 25°C
Tj = 125°C
(3)
Tj = 150°C
(4)
0.35
0.75
0.75
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
1
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
tOFFREG
Output OFF delay time regulator
(5)
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%
(5)
48
s
tlf
Long error detection filter time
fCLK = 250kHz DC = 50%
(5)
16
32
s
tSCP
Short circuit switch-OFF delay time
(5)
430
s
Table 3.
Electrical characteristcs: (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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