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PDF L9949 Data sheet ( Hoja de datos )
| Número de pieza | L9949 | |
| Descripción | DOOR ACTUATOR DRIVER | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de L9949 (archivo pdf) en la parte inferior de esta página. Total 20 Páginas | ||
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L9949
DOOR ACTUATOR DRIVER
s ONE FULL BRIDGE FOR 6A LOAD (ron = 150mΩ)
s THREE HALF BRIDGES FOR 1.6A LOAD
(ron = 800mΩ)
s ONE HIGHSIDE DRIVER FOR 6A LOAD
(ron = 100mΩ)
s VERY LOW CURRENT CONSUMPTION IN
STANDBY MODE (IS < 6µA, typ. Tj ≤ 85°C)
s SERIAL PERIPHERAL INTERFACE (SPI) TO
MICROCONTROLLER
s ALL OUTPUTS SHORT CIRCUIT PROTECTED
s CURRENT MONITOR OUTPUT FOR FULL
BRIDGE AND HIGHSIDE DRIVER
s ALL OUTPUTS OVER TEMPERATURE
PROTECTED
s OPEN LOAD DIAGNOSTIC FOR ALL OUTPUTS
s OVERLOAD DIAGNOSTIC FOR ALL OUTPUTS
APPLICATIONS
s FOR AUTOMOTIVE APPLICATIONS, E.G.
MULTIPOWER BCD60III TECHNOLOGY
PowerSO20
ORDERING NUMBER: L9949
FULL BRIDGE FOR DOOR LATCH OR
MIRROR RETRACT, HALF BRIDGES FOR
MIRROR AXIS CONTROL AND HIGH-SIDE
DRIVER FOR MIRROR DEFROSTER
DESCRIPTION
The L9949 is a microprocessor controlled power in-
terface for automotive applications. It is realized in
multipower BCD60III technology. Up to three DC mo-
BLOCK DIAGRAM
VCC VS (battery)
CM
DI
DO
CLK
CSN
OUT1
Full bridge
OUT2
M
OUT3
Half bridge
OUT4
Half bridge
OUT5
M
M
e.g. for mirror retract
or door latch
e.g. for mirror
axis control
September 2002
OUT6
Highside driver
Ground
e.g. for mirror
defroster
1/20
1 page  
L9949
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VS DC supply voltage
single pulse tmax < 400 ms
-0.3...28
40
V
V
VCC stabilized supply voltage, logic supply
-0.3 to 6
V
VDI VDO
VCLK ,
VCSN
digital input / output voltage
-0.3 to VCC + 0.3
V
VCM current monitor output
-0.3 to VCC + 0.3
V
IOUT1,OUT2, output current
OUT6
±10 A
IOUT3,OUT5 output current
±5 A
Note: All maximum ratings are absolute ratings. Leaving the limitation of anyone of these values may cause an irreversible damage of the
integrated circuit!
ESD PROTECTION
All pins
output pins: OUT1 – OUT6
Parameter
(1) HBM according to MIL 883C, Methode 3015.7 or EIA/JESD22-A114-A
(2) HBM with all unzapped pins grounded
Value
±2(1)
±4(2)
kV
kV
THERMAL DATA
Symbol
Parameter
Operating junction temperature:
Tj Operating Junction Temperature
Temperature warning and thermal shutdown:
Symbol
Parameter
TjTW ON Temperature Warning Threshold Tj increasing
Junction Temperature
TjTW OFF Temperature Warning Threshold Tj decreasing
Junction Temperature
TjTW HYS Temperature Warning Hysteresis
TjSD ON Thermal Shutdown Threshold
Junction Temperature
Tj increasing
TjSD OFF Thermal Shutdown Threshold
Junction Temperature
Tj decreasing
TjSD HYS Thermal Shutdown Hysteresis
Value
-40 to 150
Unit
°C
Min.
Typ.
Max.
150
Unit
°C
120 °C
10 K
180 °C
150 °C
10 K
5/20
5 Page 
L9949
ELECTRICAL CHARACTERISTCS (continued)
VS = 8 to 16 V, VCC = 4.5 to 5.5 V, Tj = -40 to 150 °C, unless otherwise specified. The voltages are refered to
GND and currents are assumed positive, when the current flows into the pin.
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
OUTPUTS: OUT1 - OUT6
IOLD12 Open Load Detection Current of
OUT1 and OUT2
80 160 320 mA
IOLD345 Open load detection current of
OUT3, OUT4 and OUT5
20 40 60 mA
IOLD6 open load detection current of
OUT6
60 160 320 mA
tdOL minimum duration of open load
condition to set the status bit
500 3000 µs
tISC minimum duration of overcurrent
condition to switch off the driver
10 100 µs
dVOUT12/dt slew rate of OUT1 and OUT2
VS = 13.5 V,
for highside driver: Iload = -3A,
for lowside driver: Iload = 3A
0.1 0.2 0.4 V/µs
dVOUT345/dt slew rate of OUT3, OUT4 and
OUT5
VS = 13.5 V,
for highside driver: Iload = -0.8A,
for lowside driver: Iload = 0.8A
0.09
0.2
0.4 V/µs
dVOUT6/dt slew rate of OUT6
VS = 13.5 V, Iload = -2.5A
0.1 0.2 0.4 V/µs
Figure 6. Application Circuit Diagram
VBAT
5V
STXXX
*see comment
below
VCC VS OUT1
CM OUT2
L9949OUT3
CSN
OUT4
CLK
OUT5
DI OUT6
DO
GND
M
M
M
*see comment
below
VCC
CM0
CM1
SS0
µC SS1
SCK
MOSI
MISO
VCC VS OUT1
CM OUT2
L9949
OUT3
CSN
OUT4
CLK
OUT5
DI
OUT6
DO
GND
M
M
M
*in case of an unexpected freewheeling condition (e.g. POR, TSD or OV event) capacitor value
must be high enough to limit maximum Vs voltage of L9949 appl_n_wmf below absolute
maximum ratings.
11/20
11 Page | ||
| Páginas | Total 20 Páginas | |
| PDF Descargar | [ Datasheet L9949.PDF ] | |
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