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L9947 数据表(PDF) 4 Page - STMicroelectronics

部件名 L9947
功能描述  QUAD HALF-BRIDGE AND SINGLE HIGH-SIDE DRIVER
PDF  13 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9947 数据表(HTML) 4 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (continued)
OUTPUTS:
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
RON OUT1
On Resistance to Supply or
GND
VS =8V; Tj = 125
°C;
IOUT =
±0.5A
6
Ω
VS >10V; Tj =125
°C;
IOUT =
± 0.5A
3.95
Ω
RON OUT2
On Resistance to Supply or
GND
VS =8V; Tj = 125
°C;
IOUT =
±0.5A
6
Ω
VS > 10V; Tj = 125
°C;
IOUT =
± 0.5A
3.95
Ω
RON OUT3
On Resistance to Supply or
GND
VS =8V; Tj = 125
°C;
IOUT =
±2.5A
600
m
Ω
VS > 10V; Tj = 125
°C;
IOUT =
± 2.5A
395
m
Ω
RON OUT4
On Resistance to Supply or
GND
VS =8V; Tj = 125
°C;
IOUT =
±2.5A
600
m
Ω
VS >10V; Tj = 125
°C;
IOUT =
± 2.5A
395
m
Ω
RON OUT5
On Resistance to Supply
VS =8V; Tj = 125
°C; IOUT = -2A
1.0
Ω
VS > 10V; Tj = 125
°C;
IOUT = -2A
0.7
Ω
|IOUT1 |
Output Current Limitation to
Supply or GND
For the function of the short
circuit current limitation see the
functional description (pag....)
0.67
2
A
|IOUT2 |
Output Current Limitation to
Supply or GND
0.67
2
A
|IOUT3 |
Output Current Limitation to
Supply or GND
412
A
|IOUT4 |
Output Current Limitation to
Supply or GND
412
A
|IOUT5 |
Output Current Limitation to GND
2.5
7.5
A
IOUT1
Output Current
VOUT1=2.5V; (status 18)
5
15
mA
IOUtT2
Output Current
VOUT2=2.5V; (status 18)
5
15
mA
IOUT3
Output Current
VOUT3=2.5V; (status 18)
5
15
mA
IOUT4
Output Current
VOUT4=2.5V; (status 17)
80
500
mA
VOUT4=VS -2.5V; (status 16 or 18)
-80
-500
mA
IOUT5
Output Current
VOUT5=VS -2.5V; (status 18)
-5
-15
mA
VOUT1-5
Output Voltage Detection
Thresholds
VS =13V; (status 11)
LOW
HIGH
HYSTERESIS
4.9
7.5
0.4 VS
0.6 VS
0.2 VS
5.5
8.1
V
V
V
TJOT
Overtemperature Detection
Thresholds
status 12 - 15
130
°C
steady state t >20ms
125
<TJSD
°C
tISC
Overcurrent Switch off Time
50
µs
fOSC
Internal Oscillator Frequency
250
KHz
L9947
4/13



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