UR5515

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 8

www.unisonic.com.tw

QW-R502-056,A

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

7

V

Power Dissipation

Internally Limited

W

Junction Temperature

125

℃

Storage Temperature Range

-40 ~ 150

℃

Note: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 guaranteed to meet performance specification within 0℃~70℃ operating temperature range

and assured by design from –20℃~85℃.

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

DDR-I

1.6

2.5

DDR-II

1.8

DDR-I

3.3

6

Input Voltage Range(Note 1)

No Load,(Note 2)

DDR-II

3.3

6

V

Output Offset Voltage

-20

0

20

mV

No Load

6.5

10

mA

DDR-I

0.8

2

DDR-II

1.2

3

DDR-I

0.8

2

Load Regulation

DDR-II

1.2

3

%

Current In Shutdown Mode

50

90

µA

Short Circuit Protection

UR5515

Fig 3, 4

2.1

Current Limit

UR5515A

Fig 3, 4

3.0

A

Over Temperature Protection

Thermal Shutdown Temperature

125

150

℃

Thermal Shutdown Hysteresis

50

℃

Shutdown Function

Shutdown Threshold Voltage

Fig 5

0.2

0.8

V

THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

SOP-8

35

TO-252-5

8

Thermal Resistance Junction-Case

TO-263-5

4

℃

/W