US212HG-08-S08-R datasheet(3/4 Pages) UTC

3 / 4 page

US212

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 4

www.unisonic.com.tw

QW-R129-018.a



ABSOLUTE MAXIMUM RATINGS（TA=+25°C, unless otherwise specified.)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

6.5

Output Voltage

VOUT

VIN+0.3

Enable Voltage

VEN, VFLG

6.5

Maximum Continuous Load Current

ILOAD

Internal Limited

Maximum Junction Temperature

TJ(MAX)

150

°C

Storage Temperature Range (Note 1)

TST

-65~+150

°C

Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

2. UL Recognized Rating from -30°C to +70°C (Diodes qualified TST from -65°C to +150°C).



RECOMMENDED OPERATING CONDITIONS (TA=+25°C, unless otherwise specified.)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

2.7~5.5

Output Current

IOUT

0~500

Operating Ambient Temperature

-40~+85

°C

EN Input Logic Low Voltage

VIL

0~0.8

EN Input Logic High Voltage

VIH

2~VIN



THERMAL CHARACTERISTICS

PARAMETER

SYMBOL

RATINGS

UNIT

Junction To Ambient

θJA

110

°C/W

Note: Device mounted on FR-4, 2oz copper, with minimum recommended pad layout.



ELECTRICAL CHARACTERISTICS (TA=+25°C, VIN=+5.0V, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN TYP MAX UNIT

Input UVLO

VUVLO

RLOAD=1kΩ

1.6

1.9

2.5

Input Shutdown Current

ISHDN

Disabled, IOUT=0

0.5

µA

Input Quiescent Current

Enabled, IOUT=0

µA

Input Leakage Current

ILEAK

Disabled, OUT grounded

µA

Reverse Leakage Current

IREV

Disabled, VIN=0V, VOUT=5V, IREV at VIN

µA

VIN=5V, IOUT= 0.5A

110

140

Switch On-Resistance (TA=25°C)

RDS(ON)

VIN=3.3V, IOUT=0.5A

125

160

mΩ

Short-Circuit Current Limit

ISHORT

Enabled into short circuit, CL=22µF

0.6

Over-Load Current Limit

ILIMIT

VIN=5V, VOUT=4.8V, CL=22µF

0.6

0.8

1.0

Current Limiting Trigger Threshold

ITRIG

Output Current Slew rate (<100A/s),

CL=22µF

1.0

EN Input Leakage

ISINK

VEN=5V

µA

Output Turn-On Delay Time

TD(ON)

CL=1µF, RLOAD=10Ω

0.05

Output Turn-On Rise Time

CL=1µF, RLOAD=10Ω

0.6

1.5

Output Turn-Off delay Time

TD(OFF)

CL=1µF, RLOAD=10Ω

0.01

Output Turn-Off Fall Time

CL=1µF, RLOAD=10Ω

0.05

0.1

FLG Output FET On-Resistance

RFLG

IFLG=10mA

Ω

FLG Blanking Time

TBLANK

CIN=10µF, CL=22µF

Thermal Shutdown Threshold

TSHDN

Enabled, RLOAD=1kΩ

140

°C

Thermal Shutdown Hysteresis

THYS

°C



TYPICAL APPLICATION CIRCUIT

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