Data Sheet

Electrical specifications VNH5019A-E
22/37 Doc ID 15701 Rev 9
Figure 11. Waveforms in full bridge operation (part 1)
NORMAL OPERATION (DIAG
A
/EN
A
=1, DIAG
B
/EN
B
=1)
IN
A
IN
B
PWM
OUT
A
OUT
B
I
OUTA
->
OUTB
DIAG
A
/EN
A
DIAG
B
/EN
B
DIAG
B
/EN
B
IN
A
IN
B
PWM
OUT
A
OUT
B
DIAG
A
/EN
A
NORMAL OPERATION (DIAG
A
/EN
A
=1, DIAG
B
/EN
B
=0 and DIAG
A
/EN
A
=0, DIAG
B
/EN
B
=1)
CS (*)
CS
I
OUTA
->
OUTB
t
DEL
t
DEL
LOAD CONNECTED BETWEEN OUT
A
, OUT
B
LOAD CONNECTED BETWEEN OUT
A
, OUT
B
(*) CS BEHAVIOUR DURING PWM MODE DEPENDS ON PWM FREQUENCY AND DUTY CYCLE
CS_DIS
CS_DIS
IN
A
IN
B
T
jHSA
DIAG
A
/EN
A
DIAG
B
/EN
B
I
LIM
T
TSD_HSA
T
TR_HSA
T
j
> T
TR
CURRENT LIMITATION/THERMAL SHUTDOWN or OUT
A
SHORTED TO GROUND
CS
I
OUTA
->
OUTB
normal operation
OUT
A
shorted to ground
normal operation
CS_DIS
T
j
< T
TSD
T
j
=T
TSD
power limitation
limitation
current