Datasheet

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SLUS562A − JUNE 2003 − REVISED SEPTEMBER 2003
7
www.ti.com
TYPICAL CHARACTERISTICS
Figure 5
TURN-ON INTO SHORTED LOAD
(TPS2399)
I
LOAD
(1 A/div.)
V
IRAMP
(5 V/div.)
FLTTIME (2 V/div.)
C
IRAMP
= 3900 pF
C
FLT
= 0.047 µF
R
PG
= 100 kΩ
t − TIme − 1 ms/div
PG
(50 V/div.)
Figure 6
TURN-ON INTO SHORTED LOAD
(TPS2398)
t − TIme − 1 ms/div
I
LOAD
(1 A/div.)
V
IRAMP
(5 V/div.)
FLTTIME (2 V/div.)
C
IRAMP
= 3900 pF
C
FLT
= 0.047 µF
R
PG
= 100 kΩ
PG
(50 V/div.)
Figure 7
FAULT RETRY OPERATION
(TPS2399)
I
LOAD
(1 A/div.)
V
DRAIN
(20 V/div.)
FLTTIME (2 V/div.)
C
IRAMP
= 3900 pF
C
FLT
= 0.047 µF
C
LOAD
= 100 µF
R
LOAD
= 12.5 Ω
PG
(50 V/div.)
t − TIme − 50 ms/div
Figure 8
RECOVERY FROM A FAULT − LARGE SCALE VIEW
(TPS2399)
I
LOAD
(1 A/div.)
V
DRAIN
(20 V/div.)
FLTTIME (2 V/div.)
C
IRAMP
= 3900 pF
C
FLT
= 0.047 µF
C
LOAD
= 100 µF
PG
(50 V/div.)
t − TIme − 50 ms/div