Datasheet

-40 -25 -10 1251109580655035205
Temperature( C)°
I (nA)
FB
5
4
3
2
1
0
V min
IN
V max
IN
2.7 3.2 3.7 4.2 4.7 5.2 5.7
V (V)
IN
I (nA)
VSET
1.0
0.8
0.6
0.4
0.2
0
T
J
=+85°C
T = 40- °
J
C
T
J
=+25°C
2.7 3.2 3.7 4.2 4.7 5.2 5.7
V (V)
IN
CurrentLimit(mA)
300
290
280
270
260
250
240
230
220
210
200
T =+125 C°
J
T =+85 C°
J
T = 40- °
J
C
T =+25 C°
J
3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6
V (V)
IN
CurrentLimit(mA)
300
290
280
270
260
250
240
230
220
210
200
T
J
=+125°C
T
J
=+85°C
T = 40- °
J
C
T
J
=+25°C
TI Information — Selective Disclosure
TPS780 Series
www.ti.com SBVS083D –JANUARY 2007–REVISED SEPTEMBER 2012
TYPICAL CHARACTERISTICS (continued)
Over the operating temperature range of T
J
= –40°C to +125°C, V
IN
= V
OUT(TYP)
+ 0.5V or 2.2V, whichever is greater;
I
OUT
= 100μA, V
EN
= V
VSET
= V
IN
, C
OUT
= 1μF, and C
IN
= 1μF, unless otherwise noted.
CURRENT LIMIT CURRENT LIMIT
vs vs
INPUT VOLTAGE INPUT VOLTAGE
V
VSET
= 1.2V, V
OUT
= 95% V
OUT
(typ), V
OUT
= 2.2V (typ) V
VSET
= 0.4V, V
OUT
= 95% V
OUT
(typ), V
OUT
= 3.3V (typ)
TPS780330220 TPS780330220
Figure 27. Figure 28.
FEEDBACK PIN CURRENT V
SET
PIN CURRENT
vs vs
TEMPERATURE INPUT VOLTAGE
I
OUT
= 0mA, V
OUT
= 1.22V I
OUT
= 100μA, V
VSET
= 1.2V, V
OUT
= 2.2V
TPS78001 TPS780330220
Figure 29. Figure 30.
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