Figure 1 : Typical SaturationVoltagevs. Output
Current.
Figure 2 : Switching Times Test Circuits.
Note : For INPUT Switching, set EN = H
For ENABLESwitching, set IN = H
1) 1)Sensing voltage can be –1 V for t
≤
50
µ
sec; in steady state V
sens
min
≥
–0.5 V.
2) See fig. 2.
3) See fig. 4.
4) The load must be a pureresistor.
ELECTRICAL CHARACTERISTICS (continued)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
T
1
(V
i
) Source Current Turn-off Delay 0.5 V
i
to 0.9I
L
(2); (4) 1.5
µs
T
2
(V
i
) Source Current Fall Time 0.9 I
L
to 0.1 I
L
(2); (4) 0.2
µ
s
T
3
(V
i
) Source Current Turn-on Delay 0.5 V
i
to 0.1I
L
(2); (4) 2
µs
T
4
(V
i
) Source Current Rise Time 0.1 I
L
to 0.9 I
L
(2); (4) 0.7
µ
s
T
5
(V
i
) Sink Current Turn-off Delay 0.5 V
i
to 0.9I
L
(3); (4) 0.7
µ
s
T
6
(V
i
) Sink Current Fall Time 0.9 I
L
to 0.1 I
L
(3); (4) 0.25
µ
s
T
7
(V
i
) Sink Current Turn-on Delay 0.5 V
i
to 0.9I
L
(3); (4) 1.6
µ
s
T
8
(V
i
) Sink Current Rise Time 0.1 I
L
to 0.9 I
L
(3); (4) 0.2
µs
fc (V
i
) Commutation Frequency I
L
= 2A 25 40 KHz
T
1
(V
en
) Source Current Turn-off Delay 0.5 V
en
to 0.9 I
L
(2); (4) 3
µs
T
2
(V
en
) Source Current Fall Time 0.9 I
L
to 0.1 I
L
(2); (4) 1
µ
s
T
3
(V
en
) Source Current Turn-on Delay 0.5 V
en
to 0.1 I
L
(2); (4) 0.3
µs
T
4
(V
en
) Source Current Rise Time 0.1 I
L
to 0.9 I
L
(2); (4) 0.4
µ
s
T
5
(V
en
) Sink Current Turn-off Delay 0.5 V
en
to 0.9 I
L
(3); (4) 2.2
µs
T
6
(V
en
) Sink Current Fall Time 0.9 I
L
to 0.1 I
L
(3); (4) 0.35
µ
s
T
7
(V
en
) Sink Current Turn-on Delay 0.5 V
en
to 0.9 I
L
(3); (4) 0.25
µ
s
T
8
(V
en
) Sink Current Rise Time 0.1 I
L
to 0.9 I
L
(3); (4) 0.1
µ
s
L298
4/13
