TPS75201MEP

FAST TRANSIENT RESPONSE 2A LOW DROPOUT VOLTAGE REGULATOR

WITH RESET

SGLS325 − JANUARY 2006

6

POST OFFICE BOX 655303

125

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output voltage

Adjustable voltage

1.5 V

≤ VO ≤ 5 V

TJ = 25°C

VO

V

Output voltage

(see Notes 1 and 3)

Adjustable voltage

1.5 V

≤ VO ≤ 5 V

0.98VO

1.02VO

V

Quiescent current (GND current) (see Note 1)

TJ = 25°C,

See Note 3

75

A

Quiescent current (GND current) (see Note 1)

See Note 3

125

µA

Output voltage line regulation (

∆VO/VO)

VO + 1 V < VI ≤ 5 V

TJ = 25°C

0.01

%/V

Output voltage line regulation (

∆VO/VO)

(see Notes 1 and 2)

VO + 1 V < VI ≤ 5 V

0.1

%/V

Load regulation (see Note 3)

1

mV

Output noise voltage

BW = 300 Hz to 50 kHz, VO = 1.5 V,

CO = 100 µF, TJ = 25°C

60

µVrms

Output current limit

VO = 0 V

3.3

4.5

A

Thermal shutdown junction temperature

150

°C

Standby current

EN = VI

TJ = 25°C

1

µA

Standby current

EN = VI

10

A

FB input current

FB = 1.5 V

−1

1

µA

High-level enable input voltage

2

V

Low-level enable input voltage

0.7

V

Power-supply ripple rejection (see Note 2)

f = 100 Hz,

TJ = 25°C,

CO = 100 µF,

IO = 2 A, See Note 1

60

dB

Minimum input voltage

for valid RESET

IO(RESET) = 300 µA,

V(RESET) ≤ 0.8 V

1

1.3

V

Trip threshold voltage

VO decreasing

92

98

%VO

Reset

Hysteresis voltage

Measured at VO

0.5

%VO

Reset

Output low voltage

VI = 2.7 V,

IO(RESET) = 1 mA

0.15

0.4

V

Leakage current

V(RESET) = 5 V

1

µA

RESET time-out delay

100

ms

NOTES:

1. Minimum IN operating voltage is 2.7 V or VO(typ) + 1 V, whichever is greater. Maximum IN voltage is 5 V.

2. If VO ≤ 1.8 V, Vimin = 2.7 V, Vimax = 5 V:

Line regulation (mV)

+ % V

V

100

1000

If VO

Line regulation (mV)

+ % V

V

100

1000

3. IO = 1 mA to 2 A