BTS 6480SF Infineon Technologies, BTS 6480SF Datasheet - Page 37

• Manufacturer Part Number: BTS 6480SF
• Manufacturer: Infineon Technologies

Specifications of BTS 6480SF

• Packages: PG-DSO-36
• Channels: 4.0
• Channel Mix: 2*4,5mohm+2*11mohm
• Led Mode: Yes
• Cranking Mode: No
• Pwm Engine Integrated: Yes

8.2
The SPOC - BTS6480SF provides an over current protection for
I
I
The current trip level
defined by the parameter
The over current latch is cleared by SPI command HWCR.CL = 1
OUT is still set, the channel will be turned on immediately (or according to the automatic PWM generator setting)
after the command HWCR.CL = 1
Figure 13
8.3
After activation of the channels without over temperature shutdown and after the delay time
over current protection threshold
temperature sensor or over current shutdown and any IN, OUTx or automatic PWM generator signal transition. In
case of a short circuit to GND event with
off and latched immediately. For more details, please refer to the figure
The current trip level
defined by the parameter
The over current latch is cleared by SPI command HWCR.CL = 1
OUT is still set, the channel will be turned on immediately (or according to the automatic PWM generator setting)
after the command HWCR.CL = 1
Data Sheet
L
L(VTRIP)
>
I
L(Vtrip)
(8.9.4).
during turn on the channel switches off and latches immediately. For details please refer to parameter
Over Current Protection at high
Over current protection in case of high
Over Current Protection for Short Circuit Type 2 Protection
I
I
L(Vtrip)
L(Itrip)
V
DS(Vtrip)
I
L(Vtrip)
k
k
OUTx
is below the current trip level
is below the current trip level
TR
TR
ERR
V
IN
DS
I
I
IS
(8.9.6).
L
(8.9.6).
/
b
b
I
.
.
L(trip)
is reduced to
I
high V
L
>
I
L(Itrip)
DS
over current
(8.9.3), which occurs in the on state, the channel is switched
V
37
V
I
DS
L(Itrip)
DS
I
I
L(trip)
L(trip)
voltages
over load
removed
. The delay time
at
at
V
V
V
DS
DS
b
b
DS
. If the input pin or the bit in the SPI register
. If the input pin or the bit in the SPI register
= 7V. The ratio between
= 7V. The ratio between
>
CurrentTrippingHighVDS.emf
Figure
V
CL = 1
DS(Vtrip)
operation
normal
14.
t
delay(trip)
(8.9.5). For
t
t
t
t
t
SPOC - BTS6480SF
is reset by an dynamic
Protection Functions
Rev. 1.0, 2010-04-12
t
V
I
delay(trip)
I
L(trip)
DS
L(trip)
>
and
V
and
DS(Vtrip)
(8.9.2) the
I
I
L(Vtrip)
L(Itrip)
and
is
is