L298
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Conditions
Min.
Typ.
1.5
0.2
2
Max.
Unit
T1 (Vi) Source Current Turn-off Delay
T2 (Vi) Source Current Fall Time
T3 (Vi) Source Current Turn-on Delay
T4 (Vi) Source Current Rise Time
T5 (Vi) Sink Current Turn-off Delay
T6 (Vi) Sink Current Fall Time
0.5 Vi to 0.9IL
(2); (4)
(2); (4)
(2); (4)
(2); (4)
(3); (4)
(3); (4)
(3); (4)
(3); (4)
µs
0.9 IL to 0.1 IL
0.5 Vi to 0.1IL
0.1 IL to 0.9 IL
0.5 Vi to 0.9IL
0.9 IL to 0.1 IL
0.5 Vi to 0.9IL
0.1 IL to 0.9 IL
IL = 2A
s
µ
µs
0.7
0.7
0.25
1.6
0.2
25
s
s
s
s
µ
µ
µ
µ
T7 (Vi) Sink Current Turn-on Delay
T8 (Vi) Sink Current Rise Time
µs
KHz
µs
fc (Vi) Commutation Frequency
T1 (Ven) Source Current Turn-off Delay
T2 (Ven) Source Current Fall Time
T3 (Ven) Source Current Turn-on Delay
T4 (Ven) Source Current Rise Time
T5 (Ven) Sink Current Turn-off Delay
T6 (Ven) Sink Current Fall Time
40
0.5 Ven to 0.9 IL
0.9 IL to 0.1 IL
0.5 Ven to 0.1 IL
0.1 IL to 0.9 IL
0.5 Ven to 0.9 IL
0.9 IL to 0.1 IL
0.5 Ven to 0.9 IL
0.1 IL to 0.9 IL
(2); (4)
(2); (4)
(2); (4)
(2); (4)
(3); (4)
(3); (4)
(3); (4)
(3); (4)
3
1
s
µ
0.3
0.4
2.2
0.35
0.25
0.1
µs
s
µ
µs
s
s
s
µ
µ
µ
T7 (Ven) Sink Current Turn-on Delay
T8 (Ven) Sink Current Rise Time
1) 1)Sensing voltage can be –1 V for t 50 sec; in steady state V
min –0.5 V.
≥
≤
µ
sens
2) See fig. 2.
3) See fig. 4.
4) The loadmust be a pureresistor.
Figure 1 : Typical SaturationVoltagevs. Output
Figure 2 : Switching Times Test Circuits.
Current.
Note : For INPUT Switching, set EN = H
For ENABLESwitching, set IN = H
4/13
STMICROELECTRONICS [ ST ]
