RT8060A datasheet(3/10 Pages) RICHTEK

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RT8060A

DS8060A-00 March 2011

www.richtek.com

Absolute Maximum Ratings

(Note 1)

Supply Input Voltage, VIN ------------------------------------------------------------------------------------------

−0.3V to 6.5V

LX Pin Voltage--------------------------------------------------------------------------------------------------------

−0.3V to (VIN + 0.3V)

Other I/O Pin Voltage -----------------------------------------------------------------------------------------------

−0.3V to 6.5V

Power Dissipation, PD @ TA = 25°C

SOT-23-5 -------------------------------------------------------------------------------------------------------------- 0.4W

Package Thermal Resistance (Note 2)

SOT-23-5,

θJA --------------------------------------------------------------------------------------------------------- 250°C/W

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

Electrical Characteristics

(VIN = 3.6V, TA = 25

°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Quiescent Current

μA

Reference Voltage

VREF

0.588

0.6

0.612

VIN Rising

2.3

2.45

Under Voltage Lockout

Threshold

VUVLO

Hysteresis

0.2

Switching Frequency

fSW

1.2

1.5

1.8

MHz

PGOOD Low Threshold

VFB Falling

%VREF

PGOOD High Threshold

VFB Rising

%VREF

Thermal Shutdown Temperature TSD

150

°C

Switch On Resistance, High

RPFET

ILX = 0.2A

250

Switch On Resistance, Low

RNFET

ILX = 0.2A

200

Peak Current Limit

ILIM

1.1

1.5

Output Voltage Line Regulation

VIN = 2.7V to 5.5V

0.1

%/V

Output Voltage Load Regulation

0A < ILOAD < 0.6A

%/A

Recommended Operating Conditions

(Note 4)

Supply Input Voltage ------------------------------------------------------------------------------------------------ 2.7V to 5.5V

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

−40°C to 125°C

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

−40°C to 85°C

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