Datasheet


     

SLUS384B – NOVEMBER 1999 – REVISED JUNE 2000
7
www.ti.com
TYPICAL CHARACTERISTICS
Figure 3
REVERSE VOLTAGE COMPARATOR
RESPONSE TIME
VIN
0 A
1 A
2 A
3 A
4 A
C
OUT
= 22 F
R
LOAD
= 5
C
IN
= 5 F
R
IFAULT
= 52.3 k
R
IMAX
= 42.0 k
I
IN
Figure 4
FAULT TIMING WAVEFORMS
V
OUT
= 0 V
R
LOAD
= SHORT
C
IN
= 5 F
R
IFAULT
= 52.3 k
R
IMAX
= 42.2 k
OUTPUT CURRENT
C
T
(0.1 F)
FAULT OUT
Figure 5
INRUSH CURRENT LIMITING
V
OUT
I
INPUT
@ 0.5 A/DIV
0 V
0 A
C
OUT
= 22 F
R
LOAD
= 5
C
IN
= 5 F
R
IFAULT
= 52.3 k
R
IMAX
= 60.4 k
Figure 6
FAULT AND OUTPUT TURN-OFF
DELAY FROM CT FAULT
THRESHOLD
C
OUT
= 0 F
R
LOAD
= 5
C
IN
= 5 F
C
T
= OPEN
R
IFAULT
= 52.3 k
R
IMAX
= 42.4 k
FAULT OUT
C
T
VOUT
I
OUT
(R
LOAD
= 5 )