L9362
QUAD LOW SIDE DRIVER
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QUAD LOW-SIDE DRIVER FOR AUTOMO-
TIVE APPLICATION
CURRENT FEEDBACK OUTPUT FOR EACH
POWER STAGE
5V SUPPLY VOLTAGE
INTERNAL FAILURE DIAGNOSTIC
OUTPUT VOLTAGE SLOPE CONTROL FOR
LOW ELECTRO MAGNETIC EMISSIONS
INTERNAL SHORT CIRCUIT PROTECTION
OVERTEMPERATURE PROTECTION AND
OVERCURRENT PROTECTION AND DISABLE
SWITCHING FREQUENCY UP TO 2kHZ
INTERNAL ZENER CLAMP OF THE OUTPUT
VOLTAGE FOR INDUCTIVE LOADS
PARALLEL INPUT
SPI FOR DIAGNOSTIC INFORMATION EX-
CHANGE
RESET INPUT
PowerSO36
ORDERING NUMBER: L9362
s
TYPICAL INTERNAL OSCILLATOR FRE-
QUENCY 325kHZ
DESCRIPTION
The Quad Driver is an integrated quad low-side
power switch with power limitation, load interrupt
and shorted load detection, thermal shutdown, er-
ror detection via SPI interface and integrated Z-di-
odes for output clamping, free running diodes.
BLOCK DIAGRAM
VCC
V
CC
V
CC
=
NON1
NON2
NON3
NON4
Reset
V
CC
=
SDI
V
CC
=
CLK
V
CC
=
NSC
IRES
SDO
Under
voltage
RESET
RESET
=
Oscillator
Shift
Register
Reset
鈮?
V
CC
OSC
CFB1
CFB2
CFB3
CFB4
NRES
Failure
Register
(FR)
FR
RESET
IRES
I_SCB Filter
t_SCB
NON1
=
PGND1
I_OL Filter
t_OL
NON1
=
PGND2
PGND3
PGND4
Reset
Trigger
S
R
Overtemp.
NON1
OUT4
Driver
=
R
OL
=
dV/dt
Control
OUT1
OUT2
OUT3
SCG Filter
t_SCG
=
99AT0007
LGND
SGND
May 2002
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