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2

BL8021

ORDERING INFORMATION

PART No.

PACKAGE

Tape&Reel

BL8021CB5TR

SOT23-5

3000/Reel

ABSOLUTE MAXIMUM RATING

Parameter

Value

Max Input Voltage

7V

Max Operating Junction Temperature(Tj)

125C

Ambient Temperature(Ta)

-40C – 85C

Maximum Power Dissipation

SOT23-5

400mW

Storage Temperature(Ts)

-40C - 150C

Lead Temperature & Time

260C, 10S

ESD (HBM)

>2000V

Note: Exceed these limits to damage to the device. Exposure to absolute maximum rating conditions may affect

device reliability.

RECOMMENDED WORK CONDITIONS

Parameter

Value

Input Voltage Range

Max. 7V

Operating Junction Temperature(Tj)

-20C –125C

ELECTRICAL CHARACTERISTICS

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDD

Input Voltage Range

2.6

7.0

V

Vref

Feedback Voltage

Vin=5V

0.585

0.6

0.615

V

Ifb

Feedback Leakage current

0.1

0.4

uA

Iq

Quiescent Current

Active, Vfb=0.65, No Switching

35

uA

Shutdown

1

uA

LnReg

Line Regulation

Vin=2.7V to 5.5V

0.04

0.2

%/V

LdReg

Load Regulation

Iout=0.01 to 1A

0.1

0.2

%/A

Fsoc

Switching Frequency

1.5

MHz

RdsonP

PMOS Rdson

300

400

mohm

RdsonN

NMOS Rdson

220

300

mohm

Ilimit

Peak Current Limit

1.2

1.5

2

A

Iswlk

SW Leakage Current

Vout=5.5V,

VSW=0

or

5.5V,

EN=0V

10

uA

Ienlk

EN Leakage Current

1

uA

Vh_en

EN Input High Voltage

1.5

V

Vl_en

EN Input Low Voltage

0.4

V