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http://www.union-ic.com Rev.06 May.2016

3/7

UM175xx

Electrical Characteristics

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

Input Voltage Range

6.0

V

（Note 1）

Input Under Voltage

Lockout

2.0

2.6

V

（Note 2）

Input Under Voltage

Lockout

2.1

2.3

V

Operating Quiescent

Current

90

μA

100

I

SHDN

___________

Shutdown Leakage

Current

1

μA

ESD Rating

Human Body Mode

2

kV

Output Current

300

mA

Output Voltage

Accuracy

1mA≤I

-1

+1

%

1mA≤I

-2

+2

1mA≤I

-2.5

+2.5

ΔV

DO

Dropout Voltage

90

mV

Output Current Limit

450

mA

t

Startup Time

Response

20

μs

SHDN

___________

Input Low

Voltage

V

SHDN

___________

Input High

Voltage

V

SHDN

___________

Input

Current

SHDN

___________

-1

0.1

+1

μA

Thermal-Shutdown

Temperature

160

°C

ΔT

SHDN

Thermal-Shutdown

Hysteresis

20

°C

Line Regulation

0.09

%/V

Load Regulation

0.2

%

PSRR

Power Supply Ripple

Rejection

f=100Hz

70

dB

f=1kHz

65

f=10kHz

50

f=100kHz

40