TPS77101/115/118/127/128/133/150 WITH RESET OUTPUT

TPS77201/215/218/227/228/233/250 WITH POWER GOOD OUTPUT

150-mA LDO REGULATORS WITH 8-PIN MSOP PACKAGING

SLVS225D – FEBRUARY 2000 – REVISED OCTOBER 2000

8

POST OFFICE BOX 655303

electrical characteristics over recommended operating junction temperature range (–40

°C to

125

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Minimum input voltage for valid PG

I(PG) = 300µA

V(PG) ≤ 0.8 V

1.1

V

PG

Trip threshold voltage

VO decreasing

79

85

%VO

PG

(TPS772xx)

Hysteresis voltage

Measured at VO

0.5

%VO

(TPS772xx)

Output low voltage

VI = 2.7 V,

I(PG) = 1mA

0.15

0.4

V

Leakage current

V(PG) = 5 V

1

µA

Minimum input voltage for valid RESET

I(RESET) = 300 µA

1.1

V

Trip threshold voltage

VO decreasing

92

98

%VO

Reset

Hysteresis voltage

Measured at VO

0.5

%VO

Reset

(TPS771xx)

Output low voltage

VI = 2.7 V,

I(RESET) = 1 mA

0.15

0.4

V

Leakage current

V(RESET) = 5 V

1

µA

RESET time-out delay

220

ms

2 8 V Output

IO = 150 mA,

TJ = 25°C

150

2.8-V Output

IO = 150 mA,

265

V

Dropout voltage (see Note 6)

3 3 V Output

IO = 150 mA,

TJ = 25°C

115

mV

VDO

Dropout voltage (see Note 6)

3.3-V Output

IO = 150 mA

200

mV

5 0 V Output

IO = 150 mA,

TJ = 25°C

75

5.0-V Output

IO = 150 mA

115

NOTE 6: IN voltage equals VO(typ) – 100 mV; 1.5 V, 1.8 V, and 2.7 V dropout voltage limited by input voltage range limitations (i.e., 3.3 V input

voltage needs to drop to 3.2 V for purpose of this test).

TYPICAL CHARACTERISTICS

Table of Graphs

FIGURE

V

Output voltage

vs Output current

2, 3

VO

Output voltage

vs Junction temperature

4, 5

Ground current

vs Junction temperature

6

Power supply rejection ratio

vs Frequency

7

Output spectral noise density

vs Frequency

8

Zo

Output impedance

vs Frequency

9

V

Dropout voltage

vs Input voltage

10

VDO

Dropout voltage

vs Junction temperature

11

Line transient response

12, 14

Load transient response

13, 15

Output voltage and enable pulse

vs Time

16

Equivalent series resistance (ESR)

vs Output current

18 – 21