RT9166B datasheet(3/9 Pages) RICHTEK

3 / 9 page

DS9166B-01 April 2011

www.richtek.com

RT9166B

Electrical Characteristics

(VIN = 2.8V whichever is greater; CIN = 1

μF, COUT = 3.3μF, TA = 25°C, unless otherwise specified)

Absolute Maximum Ratings

(Note 1)

Supply Input Voltage ---------------------------------------------------------------------------------------------------- 6.5V

Power Dissipation, PD @ TA = 25

°C

SOT-89 --------------------------------------------------------------------------------------------------------------------- 0.847W

Package Thermal Resistance (Note 2)

SOT-89,

θJA---------------------------------------------------------------------------------------------------------------- 118°C/W

SOT-89,

θJC --------------------------------------------------------------------------------------------------------------- 58°C/W

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

°C

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

°C

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

−65°C to 150°C

ESD Susceptibility (Note 3)

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

MM (Machine Mode) ---------------------------------------------------------------------------------------------------- 200V

Recommended Operating Conditions

(Note 4)

Supply Input Voltage ---------------------------------------------------------------------------------------------------- 2.8V to 5.5V

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

−40°C to 125°C

Ambient Temperature Range ------------------------------------------------------------------------------------------

−40°C to 85°C

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Output Voltage Accuracy

ΔVOUT

IOUT = 1mA

-1

Current Limit

ILIM

RLOAD = 1Ω

600

Quiescent Current

(Note 5)

IOUT = 0mA

220

300

μA

Line Regulation

ΔVLINE

VIN = 2.8V to 5.5V, IOUT = 1mA

0.2

Load Regulation

(Note 6)

ΔVLOAD

1mA < IOUT < 600mA

Power Supply Rejection

Rate

PSRR

f = 1kHz, COUT = 1μF

−55

Thermal Shutdown

Temperature

TSD

170

°C

Thermal Shutdown

Hysteresis

ΔTSD

ISW = 0.2A

°C

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