Electrical Characteristics

1

V

Symbol

Description

Conditions

Min Typ Max

Units

Bias Power Supply

I

Q

Quiescent Current

ENA = ENB = EN = V

80

145

µA

I

SHDN

Shutdown Current

ENA = ENB = EN = GND

1.0

µA

V

2.2

V

UVLO

Under-Voltage Lockout Voltage

Hysteresis

250

mV

V

1.7

V

LDOA, LDOB

V

LDO

Input Voltage

1.8

5.5

V

V

OUT

Output Voltage Tolerance

I

T

-1.5

1.5

%

to 300mA

T

-2.5

2.5

V

FB

Feedback Voltage

0.593 0.6 0.607

V

V

DO

Dropout Voltage

2, 3

I

300

mV

ΔV

V

IN

Line Regulation

4

V

0.09

%/V

V

EN(L)

Enable Threshold Low

0.6

V

V

EN(H)

Enable Threshold High

1.4

V

I

OUT

Output Current

V

300

mA

I

SHT

Shutdown Current

V

1.0

µA

T

SD

Over-Temperature Shutdown

140

°C

Threshold

T

HYS

Over-Temperature Shutdown

15

°C

Hysteresis

LDOA

V

POK

Power-OK Trip Threshold

V

80

90

98

% of V

OUT

V

POKHYS

Power-OK Hysteresis

1.0

% of V

OUT

V

POK(LO)

Power-OK Output Voltage Low

I

0.4

V

I

POK

Power-OK Output Leakage Current V

1.0

µA

AAT2504

Adjustable 3-Channel Regulator

4

2504.2007.06.1.0

1. The AAT2504 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured

by design, characterization, and correlation with statistical process controls.

2. V

3. For V

4. C