RT9176-15PG datasheet(4/13 Pages) RICHTEK

Part #	RT9176-15PG

Description	1.5A Fixed and Adjustable Low Dropout Positive Voltage Regulators

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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RT9176

4

DS9176-11 March 2007

www.richtek.com

Absolute Maximum Ratings (Note 1)

Supply Input Voltage -------------------------------------------------------------------------------------------------- 15V

Power Dissipation, PD @ TA = 25

°C

SOT-223 ----------------------------------------------------------------------------------------------------------------- 0.740W

TO-252 -------------------------------------------------------------------------------------------------------------------

1.471W

TO-263 ------------------------------------------------------------------------------------------------------------------- 2.222W

Package Thermal Resistance (Note 6)

SOT-223,

θJA------------------------------------------------------------------------------------------------------------ 135°C/W

SOT-223,

θJC ----------------------------------------------------------------------------------------------------------- 19°C/W

TO-252,

θJA ------------------------------------------------------------------------------------------------------------- 68°C/W

TO-252,

θJC ------------------------------------------------------------------------------------------------------------- 7.5°C/W

TO-263,

θJA ------------------------------------------------------------------------------------------------------------- 45°C/W

TO-263,

θJC ------------------------------------------------------------------------------------------------------------- 7.8°C/W

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

°C

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

°C

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

−65°C to 150°C

ESD Susceptibility (Note 2)

HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 8kV

MM (Machine Mode) -------------------------------------------------------------------------------------------------- 750V

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

IOUT = 10mA, (VIN−VOUT) = 2V,

TA = 25°C

1.243 1.256 1.281

V

Reference Voltage

(Note 4)

RT9176

VREF

10mA

< IOUT < 1.5A,

1.5V

< VIN-VOUT < 10V

1.231 1.256 1.294

V

IOUT = 10mA, VIN = 3.3V, TJ = 25°C

1.485

1.5

1.53

RT9176-15

0

< IOUT < 1.5A, 3.3V < VIN < 10V

1.470

1.5

1.55

IOUT = 10mA, VIN = 3.3V, TJ = 25°C

1.797 1.815 1.85

RT9176-18

0

< IOUT < 1.5A, 3.3V < VIN < 10V

1.779 1.815 1.87

IOUT = 10mA, VIN = 4.0V, TJ = 25°C 2.460 2.500 2.544

RT9176-25

0

< IOUT < 1.5A, 4.0V < VIN < 10V

2.450 2.500 2.550

IOUT= 10mA, VIN= 4.25V, TJ = 25°C 2.822 2.850 2.910

RT9176-28

0

< IOUT < 1.5A, 4.25V < VIN < 10V

2.793 2.850 2.936

IOUT = 10mA, VIN = 4.75V, TJ = 25°C 3.267 3.300 3.365

RT9176-33

0

< IOUT< 1.5A, 4.75V < VIN < 10V

3.234 3.300 3.400

IOUT = 10mA, VIN= 5V, TJ = 25°C

3.465 3.500 3.570

Output Voltage

(Note 4)

RT9176-35

VOUT

0

< IOUT < 1.5A, 5.0V < VIN < 10V

3.430 3.500 3.605

V

Recommended Operating Conditions

(Note 3)

Supply Input Voltage -------------------------------------------------------------------------------------------------- 3V to 12V

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

−40°C to 125°C

Electrical Characteristics

(TA = 25°C, unless otherwise specified)

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