Datasheet



SLUS562A − JUNE 2003 − REVISED SEPTEMBER 2003
9
www.ti.com
TYPICAL CHARACTERISTICS
Figure 13
GATE HIGH-LEVEL OUTPUT
vs
AMBIENT TEMPERATURE
−40 −15 10 35 60 8
5
14.0
14.5
15.0
15.5
16.0
16.5
17.0
V
OH
− Output Voltage − V
T
A
− Ambient Temperature − °C
V
RTN
= 80 V
V
RTN
= 48 V
V
I(ISENS)
= 0 V
V
RTN
= 36 V
Figure 14
IRAMP OUTPUT CURRENT
vs
AMBIENT TEMPERATURE, SLOW TURN-ON
−40 −15 10 35 60 85
−066
−0.62
−0.58
−0.54
−0.50
I
SRC1
− IRAMP Output Current − µA
V
RTN
= 80 V
V
RTN
= 36 V
V
RTN
= 48 V
V
O(IRAMP)
= 0.25 V
T
A
− Ambient Temperature − °C
Figure 15
−40 −15 10 35 60 85
−10.5
−10.3
−10.1
−9.9
−9.7
−9.5
IRAMP OUTPUT CURRENT
vs
AMBIENT TEMPERATURE, NORMAL RATE
I
SRC2
− IRAMP Output Current − µA
Average for V
O(IRAMP)
= 1 V, 3 V
V
RTN
= 36 V to 80 V
T
A
− Ambient Temperature − °C
Figure 16
TIMER CHARGING CURRENT
vs
AMBIENT TEMPERATURE
−40 −15 10 35 60 85
−55
−53
−51
−49
−47
−45
I
CHG
− Charging Current − µA
V
I(ISENS)
= 80 mV
V
O(FLTTIME)
= 2 V
T
A
− Ambient Temperature − °C
V
RTN
= 48 V
V
RTN
= 36 V
V
RTN
= 80 V