HT45F4MA datasheet(17/145 Pages) HOLTEK

17 / 145 page

Rev. 1.20

1�

De�e��e� 1�� 201�

Rev. 1.20

De�e��e� 1�� 201�

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

LDO Regulator Electrical Characteristics

CLOAD=1μF, Ta=25˚C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Condition

VIN

Input Voltage

—

�

—

VOUT

Output Voltage

—

Ta=25˚C,

ILOAD=1�A� VIN=VOUT + 1V

Typ.-2%

Typ.+2%

—

-40˚C ≤ Ta < 85˚C,

ILOAD=1�A� VIN=VOUT + 1V

Typ.-5%

Typ.+5%

ΔVLOAD

Load Regulation (Note 1)

—

1�A ≤ ILOAD ≤ 30�A

VIN=VOUT+1V

—

0.09

0.18

%/�A

VDROP

D�opout Voltage (Note 2)

—

ΔVOUT=2%� ILOAD=1�A

VIN=VOUT+2V

—

100

�V

Quies�ent Cu��ent

—

No load� VIN=12V

—

�

μA

ΔVLINE

Line Regulation

—

�V ≤ VIN ≤ 28V� ILOAD=1�A

—

0.2

%/V

Temperature Coefficient

—

-40˚C ≤ Ta < 85˚C,

VIN=VOUT + 1V� ILOAD=10�A

—

±0.9

±2

mV/˚C

Note:1.Loadregulationismeasuredataconstantjunctiontemperature,usingpulsetestingwithalowONtime

andisguaranteeduptothemaximumpowerdissipation.Powerdissipationisdeterminedbytheinput/

outputdifferentialvoltageandtheoutputcurrent.Guaranteedmaximumpowerdissipationwillnotbe

availableoverthefullinput/outputrange.Themaximumallowablepowerdissipationatanyambient

temperatureisPD=(TJ(MAX)-Ta)/θJA.

2.Dropoutvoltageisdefinedastheinputvoltageminustheoutputvoltagethatproducesa2%changeinthe

outputvoltagefromthevalueatVIN=VOUT+2V.

Level Converter Electrical Characteristics

Ta=25˚C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Condition

ISOURCE

Output Sou��e Cu��ent of AX� BX� AX� BX�

CX� DX

—

VCC=12V� VOH=10.�V

-�0

-90

—

�A

ISINK

Output Sink Cu��ent of AX� BX� AX� BX�

CX� DX

—

VCC=12V� VOL=1.�V

�0

—

�A

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