Datasheet

Electrical specifications VN5050AJ-E
12/31
Figure 4. Current sense delay characteristics
Figure 5. Output voltage drop limitation
t
DSENSE1H
Delay response
time from falling
edge of CS_DIS pin
V
SENSE
<4V, 0.5A<Iout<4A
I
SENSE
=90% of I
SENSEmax
(see Figure 4.)
50 100 µs
t
DSENSE1L
Delay response
time from rising
edge of CS_DIS pin
V
SENSE
<4V, 0.5A<Iout<4A
I
SENSE
=10% of I
SENSEmax
(see Figure 4.)
520µs
t
DSENSE2H
Delay response
time from rising
edge of INPUT pin
V
SENSE
<4V, 0.5A<Iout<4A
I
SENSE
=90% of I
SENSE max
(see Figure 4.)
80 250 µs
Δ t
DSENSE2H
Delay response
time between rising
edge of output
current and rising
edge of current
sense
V
SENSE
<4V,
I
SENSE
= 90% of I
SENSEMAX,
I
OUT
= 90% of I
OUTMAX
I
OUTMAX
=2A (see Figure 6)
65
µ
s
t
DSENSE2L
Delay response
time from falling
edge of INPUT pin
V
SENSE
<4V, 0.5A<Iout<4A
I
SENSE
=10% of I
SENSE max
(see Figure 4.)
100 250 µs
1. Parameter guaranteed by design; it is not tested.
Table 10. Current sense (8V<V
CC
<16V) (continued)
Symbol Parameter Test conditions Min. Typ. Max. Unit
SENSE CURRENT
INPUT
LOAD CURRENT
CS_DIS
t
DSENSE2H
t
DSENSE2L
t
DSENSE1L
t
DSENSE1H
V
on
I
out
V
cc
-V
out
T
j
=150
o
C
T
j
=25
o
C
T
j
=-40
o
C
V
on
/R
on(T)