US204 Просмотр технического описания (PDF) - Unisonic Technologies

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производитель

US204

100mΩ, 1/1.5A HIGH-SIDE POWER SWITCHES WITH FLAG

Unisonic Technologies 

US204

Preliminary

CMOS IC

„ ABSOLUTE MAXIMUM RATING(Ta=25°С, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

6.0

V

VCC

+2 ~ +5.5 (Note 2)

V

Input/Output Pins

CTL

VCTL

-0.3~ +6.0

V

0 ~ +5.5 (Note 2)

V

FLG

V FLG

6.0

V

Power Dissipation (Ta=25°С)

Junction Temperature

PD

0.3

W

150

℃

TJ

-20 ~ +100 (Note 2)

℃

Storage Temperature

TSTG

-65 ~ +150

℃

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. The device is not guaranteed to function when it’s beyond its operating conditions.

„ ELECTRICAL CHARACTERISTICS

PARAMETER

ENABLE INPUT

CTL Threshold

CTL Input Current

UNDER VOLTAGE LOCK

Under-Voltage Lockout

Under-Voltage Hysteresis

SUPPLY CURRENT

Low

High

Supply Current

Output Leakage Current

CURRENT LIMIT

Current Limit

Short Circuit Fold-Back Current

POWER SWITCH

Switch ON Resistance

Output Turn-ON Rise Time

OVER CURRENT FLAG

FLAG OFF Current

FLAG Output Resistance

US204Ax

US204Cx

US204Ax

US204Cx

US204Ax

US204Cx

FLAG Delay Time

THERMAL SHUTDOWN

Thermal Shutdown Protection

Thermal Shutdown Hysteresis

SYMBOL

TEST CONDITIONS

VIL

VIH

II(CTL)

VIN=2V~5.5V, Switch OFF

VIN=2V~5.5V, Switch ON

VCTL=0V~5.5V

VUVLO VIN increasing

∆VUVLO VIN decreasing

ISW(ON)

ISW(OFF)

IO(LEAK)

Switch on, VOUT=OPEN

Switch off, VOUT=OPEN

VCTL=0V, RLOAD=0Ω

ILIMIT

ISC(FB)

VOUTX=4V

VOUT=0V, measured prior to

thermal shutdown

MIN

2.0

1.5

1.1

RDS(ON)

tON(RISE)

IOUT=1.3A, VIN=5V,Each Channel

IOUT= 1A, VIN=5V,Each Channel

10% ~ 90% of VOUT rising

I FLG(OFF) VFLG =5V

R FLG

ISINK=1mA

tD

From fault condition to FLG

5

assertion

TSD

∆TSD

TYP

0.01

2.1

0.1

65

0.1

0.5

2.0

1.5

1.4

1.0

100

100

400

0.01

20

12

130

20

MAX UNIT

0.8 V

V

µA

V

V

90 µA

1 µA

1 µA

2.8 A

2.1 A

A

A

110 mΩ

110 mΩ

µs

1 µA

400 Ω

15 ms

℃

℃

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

4 of 6

QW-R502-601.a

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