BD2041AFJ-E2 datasheet(3/25 Pages) ROHM

Part #	BD2041AFJ-E2

Description	1.0A Current Limit High Side Switch ICs

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Datasheet

BD2041AFJ

BD2051AFJ

www.rohm.com

TSZ22111・15・001

08.Mar.2013 Rev.001

TSZ02201-0E3E0H300290-1-2

●Absolute Maximum Ratings

Parameter

Symbol

Limits

Unit

Supply voltage

VIN

-0.3

to

6.0

V

Enable voltage

VEN, V/EN

-0.3

to

6.0

V

/OC voltage

V/OC

-0.3

to

6.0

V

/OC current

IS/OC

10

mA

OUT voltage

VOUT

-0.3

to

6.0

V

Storage temperature

TSTG

-55

to

150

°C

Power dissipation

PD

560

*1

mW

*1

In the case of exceeding Ta = 25°C, 4.48mW should be reduced per 1°C.

●Recommended Operating Ratings

Parameter

Symbol

Limits

Unit

Operating voltage

VIN

2.7

to

5.5

V

Operating temperature

TOPR

-40

to

85

°C

Continuous output current

ILO

0

to

500

mA

●Electrical Characteristics

◎BD2041AFJ (Unless otherwise specified, VIN = 5.0V, Ta = 25°C)

Parameter

Symbol

Limits

Unit

Condition

Min.

Typ.

Max.

Operating Current

IDD

-

90

120

μA

V/EN = 0V, OUT = OPEN

Standby Current

ISTB

-

0.01

1

μA

V/EN = 5V, OUT = OPEN

/EN input voltage

V/EN

2.0

-

V

High input

V/EN

-

0.8

V

Low input

-

0.4

V

Low input 2.7V

≤ VIN ≤4.5V

/EN input current

I/EN

-1.0

.01

1.0

μA

V/EN = 0V or V/EN = 5V

/OC output LOW voltage

V/OC

-

0.5

V

I/OC = 5mA

/OC output leak current

IL/OC

-

0.01

1

μA

V/OC = 5V

ON resistance

RON

-

80

100

m

Ω

IOUT = 500mA

Over-current Threshold

ITH

0.7

1.0

1.6

A

Output current at short

ISC

0.7

1.0

1.3

A

VIN = 5V, VOUT = 0V,

CL = 100

μF (RMS)

Output rise time

TON1

-

1.2

10

ms

RL = 10

Ω, CL = OPEN

Output turn on time

TON2

-

1.5

20

ms

Output fall time

TOFF1

-

1

20

μs

Output turn off time

TOFF2

-

3

40

μs

UVLO threshold

VTUVH

2.1

2.3

2.5

V

Increasing VIN

VTUVL

2.0

2.2

2.4

V

Decreasing VIN

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