RT2519W datasheet(4/13 Pages) RICHTEK

4 / 13 page

RT2519W

DS2519W-00 May 2019

www.richtek.com

is a registered trademark of Richtek Technology Corporation.

Electrical Characteristics

(VIN = VOUT + 0.5V or 2.2V, VOUT = 0.8V and 5.5V, IOUT = 1mA, VEN = 2.2V, CNR = 10nF, COUT = 4.7

μF, TJ = −40°C to 125°C, unless

otherwise specified)

Absolute Maximum Ratings

(Note 1)



All Pins ----------------------------------------------------------------------------------------------------------------------

−0.3V to 7V



Power Dissipation, PD @ TA = 25

°C

VDFN-8AL 3x3 ------------------------------------------------------------------------------------------------------------- 3.31W



Package Thermal Resistance (Note 2)

VDFN-8AL 3x3,

θJA -------------------------------------------------------------------------------------------------------- 30.2°C/W

VDFN-8AL 3x3,

θJC ------------------------------------------------------------------------------------------------------- 5.5°C/W



Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260

°C



Junction Temperature ----------------------------------------------------------------------------------------------------- 150

°C



Storage Temperature Range --------------------------------------------------------------------------------------------

−65°C to 150°C



ESD Susceptibility (Note 3)

HBM (Human Body Model) ---------------------------------------------------------------------------------------------- 2kV

Recommended Operating Conditions

(Note 4)



Supply Voltage, VIN ------------------------------------------------------------------------------------------------------ 2.2V to 6V



Junction Temperature Range --------------------------------------------------------------------------------------------

−40°C to 125°C

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Supply Voltage

Input Operating Voltage VIN

2.2

Under-Voltage Lockout

Threshold

VUVLO

ROUT = 1k

1.86

2.1

Under-Voltage Lockout

Threshold Hysteresis

VUVLO

ROUT = 1k

200

Shutdown Current

ISHDN

VEN  0.4V, VIN  2.2V, ROUT = 1k,

0°C

 TJ  85°C

0.2

A

Quiescent Current

190

350

A

Output Voltage

Output Supply Voltage

VOUT

0.8

5.5

Output Supply Voltage

Accuracy

(Note 5)

VOUT + 0.5V  VIN  6V, VIN 2.5V,

100mA

 IOUT  500mA,

0°C

 TJ  85°C

2

VOUT + 0.5V  VIN  6V, VIN  2.2V,

100mA

 IOUT  1A

3

±0.3

Line Regulation

VOUT/VIN

VOUT + 0.5V  VIN  6V, VIN  2.2V,

IOUT = 100mA

0.2

Load Regulation

VOUT/IOUT 100mA  IOUT  1A

0.3

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