AZ2185

Document number: DS39846 Rev. 2 - 2

4 of 9

www.diodes.com

September 2017

© Diodes Incorporated

AZ2185

Electrical Characteristics (Typicals and limits appearing in normal type apply for TJ = +25ºC. Limits appearing in Boldface type

apply over the entire operating junction temperature range -40 to +125ºC.)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VREF

Reference Voltage

IOUT = 10mA, VIN-VOUT = 3V, TJ = +25°C,

10mA

≤ IOUT ≤ 3A,

1.5V

≤ VIN-VOUT ≤ 5V

1.238

1.225

1.250

1.250

1.262

1.275

V

VRLOAD

Load Regulation

10mA

≤ IOUT ≤ 3A, VIN-VOUT = 3V

—

0.1

0.2

0.4

0.5

%/A

VRLINE

Line Regulation

IOUT = 10mA,

2.85V

≤ VIN ≤ 10V

—

0.015

0.035

0.2

0.2

%/V

VDROP

Dropout Voltage

IOUT = 3A,

ΔVREF, ΔVOUT = 1%

—

1.3

1.5

V

ILIMIT (Note 6)

Current Limit

VIN-VOUT = 3V

3.2

4.5

4.95

A

ILOAD

Minimum Load Current

VIN = 10V

—

0.3

1

mA

IADJ

Adjust Pin Current

VIN = 4.25V, IOUT = 10mA

—

6

10

μA

ΔIADJ

Adjust Pin Current Change

10mA

≤ IOUT ≤ 3A, 1.5V ≤ VIN-VOUT ≤ 6V

—

0.3

2

μA

PSRR

Ripple Rejection

fRIPPLE = 120Hz, COUT = 22μF, IOUT = 3A,

VIN-VOUT = 3V

—

50

—

dB

—

Long Term Stability

TA = +125°C, 1000Hrs

—

0.5

—

%

—

Temperature Stability

IOUT = 10mA, VIN-VOUT = 1.5V

—

50

—

PPM%

—

RMS Noise (% of VOUT)

TA = +125°C, 10Hz ≤ f ≤ 10kHz

—

0.003

—

%

—

OTSD

—

—

+150

—

°C

—

OTSD Hysteresis

—

—

+20

—

°C

θJC

Thermal Resistance

(Junction to Case)

—

—

10

—

°C/W

Note 6:

Make the VOUT down to about 98% of the test values, IOUT value is set to ILIMIT at this time.