HT75XX-3 datasheet(3/18 Pages) HOLTEK

3 / 18 page

Rev. 1.00

April 18, 2013

HT75xx-3

Pin Descriptions

Pin No.

Pin Name

Pin Description

GND

Ground pin

VIN

Input pin

VOUT

Output pin

Electrical Characteristics

HT7521-3, +2.1V Output Type

Ta=25°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Conditions

VIN

Input Voltage

—

VOUT

Output Voltage Tolerance VIN=VOUT+2V, IOUT=10mA

2.058

2.100

2.142

IOUT

Output Current

VIN=VOUT+2V

100

—

∆VOUT

Load Regulation

VIN=VOUT+2V, 1mA≤IOUT≤50mA

—

VDIF

Dropout Voltage

IOUT=1mA, ∆VO=2%

—

100

ISS

Quiescent Current

No load

—

1.0

1.5

μA

D V OU T

D V IN ´ V OU T

Line Regulation

VO+1V≤VIN≤30V, IOUT=1mA

—

0.2

%/V

D V OU T

D T a ´ V OU T

Temperature Coefficient

IOUT=10mA, -40°C<Ta<85°C

—

100

—

ppm/°C

Note:Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe

outputvoltagefromthevalueatVIN=VOUT+2Vwithafixedload.

HT7523-3, +2.3V Output Type

Ta=25°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Conditions

VIN

Input Voltage

—

VOUT

Output Voltage Tolerance VIN=VOUT+2V, IOUT=10mA

2.254

2.300

2.346

IOUT

Output Current

VIN=VOUT+2V

100

—

∆VOUT

Load Regulation

VIN=VOUT+2V, 1mA≤IOUT≤50mA

—

VDIF

Dropout Voltage

IOUT=1mA, ∆VO=2%

—

100

ISS

Quiescent Current

No load

—

1.0

1.5

μA

D V OU T

D V IN ´ V OU T

Line Regulation

VO+1V≤VIN≤30V, IOUT=1mA

—

0.2

%/V

D V OU T

D T a ´ V OU T

Temperature Coefficient

IOUT=10mA, -40°C<Ta<85°C

—

100

—

ppm/°C

Note:Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe

outputvoltagefromthevalueatVIN=VOUT+2Vwithafixedload.

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