KIA278R000P5 datasheet(1/4 Pages) KEC

Part #	KIA278R000P5

Description	BIPOLAR LINEAR INTEGRATED CIRCUIT

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Manufacturer	KEC [KEC(Korea Electronics)]

Direct Link	http://www.keccorp.com

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1 / 4 page

2007. 9. 18

1/4

Revision No : 1

ELECTRICAL CHARACTERISTICS (Unless otherwise specified, V

IN=5V, VO=3.3V, R1=1

, Tj=25

)

SEMICONDUCTOR

TECHNICAL DATA

KIA278R000P5

BIPOLAR LINEAR INTEGRATED CIRCUIT

2.0A Adjustable Output Low Drop Voltage

Regulator with Output ON/OFF control Function.

FEATURES

2.0A Output Low Dropout Voltage Regulator.

Very Low Dropout Voltage : 0.5V/Max (IOUT=2.0A)

Built-in ON/OFF Control Terminal. : Active High

Built-in Over Current, Over Heat Protection Function,

ASO Protection Functions.

Low Quiescent Current (Output OFF mode) : 0.5 A(Typ.)

Adjustable Output Voltage Type : VOUT=Vref~7V

Low Voltage Operation : Vopr(min.)=2.35V.

TO-220IS-5

F

14

25

3

G

D

H

E

I

K

M

J

L

A

DIM

MILLIMETERS

A

B

C

D

E

F

G

H

I

1.5

1.7

5.0

2.0

J

K

L

M

N

O

P

0.5

3.5

0.1

+

_

Φ3.2 0.2

+

_

4.5

0.2

+

_

2.8

0.2

+

_

3.2

0.5

+

_

0.8

0.1

+

_

8.2

0.7

+

_

24.6

0.2

+

_

10

0.2

+

_

5.0

0.5

+

_

16.5

0.5

+

_

1 DC INPUT (VIN)

3 DC OUTPUT

5 GND

2 ON/OFF CONTROL (VC)

4 ADJUSTABLE TERMINAL(V

ADJ)

MAXIMUM RATINGS (Ta=25

)

CHARACTERISTIC

SYMBOL

RATING

UNIT

Input Voltage

VIN

10

V

ON/OFF Control Voltage

VC

10

V

Adjustable Terminal Voltage

VADJ

7

V

Output Current

IOUT

2.0

A

Power Dissipation 1 (No heatsink)

PD1

1.5

W

Power Dissipation 2 (Infinite Heatsink)

PD2

15

W

Junction Temperature

Tj

150

Operating Temperature

Topr

-40

85

Storage Temperature

Tstg

-40

150

CHARACTERISTIC

SYMBOL

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Input Voltage

VIN

-

2.35

-

10

V

Output Voltage

VOUT

-

Vref

-

7

V

Reference Voltage

Vref

-

1.22

1.25

1.28

V

Load Regulation

Reg Load

IO=5mA~2A

-

0.2

2

%

Line Regulation

Reg Line

VIN=4V~10V, IO=5mA

-

0.2

1

%

Temperature Coefficient of Output Votage

TCVO

Tj=0

125

, IO=5mA

-

1.0

-

%

Ripple Rejection

R

IOUT=0.3A, f=120Hz,

Vripple=0.5Vrms, VIN=5V, VOUT=3V

45

60

-

dB

Dropout Voltage

VD

-

0.5

Output ON state for control Voltage

VC(ON)

-

2.0

-

V

Output ON state for control Current

IC(ON)

VC=2.7V

-

200

A

Output OFF state for control Voltage

VC(OFF)

-

0.8

V

Output OFF state for control Current

IC(OFF)

VC=0.4V

-

-0.4

A

Quiescent Current

IQ

IO=0

-

1

2

mA

Quiescent Current (OFF Mode)

IQ(OFF)

VC=0.4V

-

0.5

5

A

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