US3702 datasheet(3/9 Pages) UTC

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US3702

Preliminary

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 9

www.unisonic.com.tw

QW-R119-022.c



BLOCK DIAGRAM

Notes: OLP (Over Load Protection)

OVP (Over Voltage Protection)

OTP (Over Temperature Protection)

OCP (Over Current Protection)

UVLO (Under Voltage Latch-Out)

LEB (Led Edge Blanking)



ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

Input Voltage to FB Pin

VFB

-0.3~6.5

Junction Temperature

+150

°C

Operating Temperature

TOPR

-40~+125

°C

Storage Temperature

TSTG

-50~+150

°C

Note: 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.



OPERATING RANGE

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

7~23



ELECTRICAL CHARACTERISTICS (TA＝25°C, VCC=15V, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY SECTION

Start Up Current

IST

VCC = VTHD(ON)-1V

μA

Supply Current with switch

IOP

VFB=4V GATE Without

CLOAD

UNDER-VOLTAGE LOCKOUT SECTION

Start Threshold Voltage

VTHD(ON)

13.5

Min. Operating Voltage

VCC(MIN)

CONTROL SECTION

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