Datasheet

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SLVS258A − NOVEMBER 1999 − REVISED DECEMBER 1999
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics at C
I
= 15 µF, C
1F
= C
2F
= 2.2 µF, C
O
= 33 µF, T
C
= −40°C to 85°C, V
I
= 3 V,
V
(FB)
= V
O
and V
(ENABLE)
= V
I
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
I
Input voltage 2.7 5.4 V
V
(UVLO)
Input undervoltage lockout threshold T
C
= 25°C 1.6 1.8 V
I
O(MAX)
Maximum output
TPS60130/TPS60131 300 mA
I
O(MAX)
Maximum output
current
TPS60132/TPS60133
150 mA
2.7 V < V
I
< 3 V,
0 < I
O
< I
O(MAX)
/2,
T
C
= 0°C to 70°C
4.8 5.2 V
V
O
Output voltage
3 V < V
I
< 5 V,
0 < I
O
< I
O(MAX)
4.8 5.2 V
5 V < V
I
< 5.4 V,
0 < I
O
< I
O(MAX)
4.8 5.25 V
I
lkg(OUT)
Output leakage current V
I
= 3.6 V, V
(ENABLE)
= 0 V 1 µA
I
Q
Quiescent current (no-load input current) V
I
= 3.6 V 60 100 µA
I
Q(SDN)
Shutdown supply current V
I
= 3.6 V, V
(ENABLE)
= 0 V 0.05 1 µA
f
OSC(INT)
Internal switching frequency 210 320 450 kHz
V
IL
Enable input voltage low V
I
= 2.7 V 0.3 x V
I
V
V
IH
Enable input voltage high V
I
= 5.4 V 0.7 x V
I
V
I
lkg(ENABLE)
Enable input leakage current V
(ENABLE)
= V
GND
or V
I
0.01 0.1 µA
Output load regulation
V
I
= 3.8 V, 1 mA < I
O
(max)
T
C
= 25°C
0.002% mA
Output line regulation
3 V < V
I
< 5 V, I
O
= 150 mA,
T
C
= 25°C
0.2 %/V
Short circuit current limit V
I
= 3.6 V, V
O
= 0 V, T
C
= 25°C 115 mA
V
(LBITRIP)
LBI trip voltage TPS60130/TPS60132
V
I
= 2.7 V to 3.3 V,
Hysteresis 0.8% for rising LBI,
T
C
= 0°C to 70°C
1.15 1.21 1.27 V
I
I(LBI)
LBI input current TPS60130/TPS60132 V
(LBI)
= 1.3 V 100 nA
V
O(LBO)
LBO output voltage
low (see Note 2)
TPS60130/TPS60132 V
(LBI)
= 0 V, I
(LBO)(SINK)
= 1 mA 0.4 V
I
lkg(LBO)
LBO leakage
current
TPS60130/TPS60132 V
(LBI)
= 1.3 V, V
(LBO)
= 5 V 0.01 0.1 µA
V
(PGTRIP)
Power-good trip
voltage
TPS60131/TPS60133 T
C
= 0°C to 70°C
0.86 ×
V
O
0.9 ×
V
O
0.94 ×
V
O
V
V
hys(PG)
Power−good trip
voltage hysteresis
TPS60131/TPS60133
V
O
ramping negative,
T
C
= 0°C to 70°C
0.8%
V
O(PG)
Power-good output
voltage low
(see Note 2)
TPS60131/TPS60133 V
O
= 0 V, I
(PG)(SINK)
= 1 mA 0.4 V
I
lkg(PG)
Power-good
leakage current
TPS60131/TPS60133 V
O
= 5 V, V
(PG)
= 5 V 0.01 0.1 µA
NOTE 2: During start-up the LBO and PG output signal is invalid for the first 500 µs.