L6206 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6206' PDF : 23 Pages View PDF
L6206
Figure 7. Overcurrent Protection Simplified Schematic
OUT1A VSA OUT2A
POWER SENSE
1 cell
HIGH SIDE DMOSs OF
THE BRIDGE A
µC or LOGIC
+5V
RENA
CENA
ENA
OCDA
I1A I2A
TO GATE
LOGIC
POWER DMOS
n cells
OCD
COMPARATOR
I1A / n
INTERNAL
OPEN-DRAIN
RDS(ON)
40Ω TYP.
OVER
TEMPERATURE
POWER DMOS
n cells
+
I2A / n
(I1A+I2A) / n
IREF
-
+
1.2V
IREF
POWER SENSE
1 cell
PROGCLA,
RCLA.
D02IN1354
Figure 8. Overcurrent Protection Waveforms
IOUT
ISOVER
VEN
VDD
Vth(ON)
Vth(OFF)
VEN(LOW)
ON
OCD
OFF
ON
BRIDGE
tDELAY
OFF
tOCD(ON)
tEN(FALL)
tOCD(OFF)
tD(OFF)EN
tDISABLE
tEN(RISE)
tD(ON)EN
D02IN1400
10/23
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