TPS75515KTTT Datasheet, PDF (6/29 Pages) Texas Instruments – FAST-TRANSIENT RESPONSE 5-A LOW-DROPOUT VOLTAGE REGULATORS

TPS75515, TPS75518, TPS75525, TPS75533 WITH POWER GOOD AND
TPS75501 FASTĆTRANSIENT RESPONSE 5ĆA LOWĆDROPOUT
VOLTAGE REGULATORS
SLVS293D − NOVEMBER 2000 − REVISED MAY 2002
electrical characteristics over recommended operating junction temperature range (T_J = −40°C to
125°C), V_I = V_O(typ) + 1 V, I_O = 1 mA, EN = 0 V, C_O = 100 µF (unless otherwise noted)
PARAMETER
Adjustable voltage
TEST CONDITIONS
1.22 V ≤ VO ≤ 5.5 V,
1.22 V ≤ VO ≤ 5.5 V
1.22 V ≤ VO ≤ 5.5 V,
(see Note 1)
TJ = 25°C
TJ = 0 to 125°C
MIN
0.97 VO
0.98 VO
TYP MAX
VO
1.03 VO
1.02 VO
UNIT
V
Output voltage (see Note 2)
1.5 V Output
1.8 V Output
2.5 V Output
3.3 V Output
Quiescent current (GND current) (see Notes 2 and 3)
TJ = 25°C,
2.8 V ≤ VI ≤ 5.5 V
TJ = 25°C,
2.8 V ≤ VI ≤ 5.5 V
TJ = 25°C,
3.5 V ≤ VI ≤ 5.5 V
TJ = 25°C,
4.3 V ≤ VI ≤ 5.5 V
TJ = 25°C
2.8 V < VI < 5.5 V
2.8 V < VI < 5.5 V
3.5 V < VI < 5.5 V
4.3 V < VI < 5.5 V
Output voltage line regulation (∆VO/VO) (see Note 3)
VO + 1 V ≤ VI ≤ 5.5 V, TJ = 25°C
VO + 1 V ≤ VI < 5.5 V
Load regulation (see Note 2)
Output noise voltage
TPS75515
BW = 300 Hz to 50 kHz, TJ = 25°C, VI = 2.8 V
Output current limit
VO = 0 V
Thermal shutdown junction temperature
Standby current
EN = VI,
EN = VI
TJ = 25°C
FB input current
TPS75501
FB = 1.5 V
Power supply ripple rejection TPS75515
f = 100 Hz,
VI = 2.8 V,
TJ = 25°C,
IO = 5 A
Minimum input voltage for valid PG
IO(PG) = 300 µA,
V(PG) ≤ 0.8 V
PG trip threshold voltage
Fixed options only VO decreasing
PG hysteresis voltage
Fixed options only Measured at VO
PG output low voltage
Fixed options only VI = 2.8 V,
IO(PG) = 1 mA
PG leakage current
Fixed options only V(PG) = 5 V
NOTES:
1. The adjustable option operates with a 2% tolerance over TJ = 0 to 125 °C.
2.
3.
IIfOV=O1≤^{m2A.5toV5thAen} VImin = 2.8 V, VImax = 5.5 V:
Line regulation (mV) + ^ǒ%ńV^Ǔ
ǒ Ǔ _{VO VImax * 2.8 V}
100
1000
1.5
1.455
1.8
1.746
2.5
2.425
3.3
3.201
125
0.04
0.35
35
5.5 10
150
0.1
−1
60
0
89
0.5
0.15
1.545
V
1.854
V
2.575
V
3.399
µA
200
%/V
0.1
%/V
µVrms
14 A
°C
µA
10 µA
1 µA
dB
V
93 %VO
%VO
0.4 V
1 µA
If VO > 2.5 V then VImin = VO + 1 V, VImax = 5.5 V:
Line regulation (mV) + ^ǒ%ńV^Ǔ
ǒ Ǔ ǒ Ǔ VO VImax * VO ) 1 V
100
1000
6
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