Datasheet

–40 –15 10 35 60 85
0
–54
–48
–46
–52
T
A
– Ambient Temperature – °C
I
CHG
– Charging Current –
mA
V
(RTN)
= V
(–VINB)
= 0 V
V
OUT(FLTTIM)
– V
IN(SOURCE)
= 2 V
–80 V ≤ V
(–VINA)
≤ –20 V
T
A
– Ambient Temperature –°C
–40 –15 10 35 60 85
–11.5
–10.9
–9.1
–8.5
–10.3
–9.7
Average for V
OUT(RAMP)
– V
IN(SOURCE)
= 1 V, 3 V
V
(RTN)
= V
(–VINB)
= 0 V
–80 V
≤
V
(–VINA)
≤
–12 V
I
SRC2
– RAMP Output Current
– Am
T
A
– Ambient Temperature –°C
I
SRC1
– RAMP Output Current – nA
–40 –15 10 35 60 85
–580
–560
–520
–480
–460
–540
–500
V
(–VINA)
= –12 V
V
(–VINA)
= –36 V
V
(–VINA)
= –48 V
V
(RTN)
= V
(–VINB)
= 0 V
V
OUT(RAMP)
– V
IN(SOURCE)
= 0.25V
T – Ambient Temperature – C
A
°
V
OH
– Output Voltage – V
–40 –15 10 35 60 85
4
0
8
12
16
V
(RTN)
= V
(–VINB)
= 0 V
V
IN(SENSE)
– V
IN(SOURCE)
= 0 V
I
OUT(GAT)
= 10 µA
V
(–VINA)
= –48 V
V
(–VINA)
= –20 V
V
(–VINA)
= –12 V
TPS2350
www.ti.com SLUS574D –JULY 2003–REVISED OCTOBER 2013
TYPICAL CHARACTERISTICS
GAT HIGH-LEVEL OUTPUT VOLTAGE RAMP OUTPUT CURRENT
vs vs
AMBIENT TEMPERATURE AMBIENT TEMPERATURE, REDUCED RATE MODE
Figure 9. Figure 10.
RAMP OUTPUT CURRENT TIMER CHARGING CURRENT
vs vs
AMBIENT TEMPERATURE, NORMAL RATE MODE AMBIENT TEMPERATURE
Figure 11. Figure 12.
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