RT9719 datasheet(3/10 Pages) RICHTEK

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RT9719

DS9719-01 April 2011

www.richtek.com

Electrical Characteristics

To be continued

Recommended Operating Conditions

(Note 4)

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

−40°C to 125°C

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

−40°C to 85°C

Absolute Maximum Ratings

(Note 1)

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

−0.3V to 30V

Output (as VIN > VOUT, normal mode) ----------------------------------------------------------------------------------

−0.3V to 7V

Output (as sleep mode) ---------------------------------------------------------------------------------------------------

−0.3V to 4.5V

Other Pins--------------------------------------------------------------------------------------------------------------------

−0.3V to 6V

Power Dissipation, PD @ TA = 25

°C

SOT-23-6 --------------------------------------------------------------------------------------------------------------------- 0.556W

WDFN-8L 2x2 --------------------------------------------------------------------------------------------------------------- 0.8W

Package Thermal Resistance (Note 2)

SOT-23-6,

θJA ---------------------------------------------------------------------------------------------------------------- 180°C/W

WDFN-8L 2x2,

θJA ---------------------------------------------------------------------------------------------------------- 125°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

(VIN = 5V, TA = 25

°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Power On Reset

Rising VIN Threshold

UVLO

2.5

2.7

2.9

POR Hysteresis

100

VIN Bias Current

When enable

200

600

μA

Reverse Leakage

ILEAKAGE

As ACIN floating

μA

Operation Voltage

4.3

6.5

Operation Current

Protections

RT9719

6.25

6.5

Input OVP Reference Voltage INOVP

RT9719A

7.2

7.4

Input OVP Hysteresis

100

Input OVP Propagation Delay

μs

OTP Rising Thershold

140

°C

OTP Hysteresis

°C

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