KB846 datasheet(3/9 Pages) KINGBRIGHT

3 / 9 page

SPEC NO: DSAD1548

REV NO: V.5

DATE: NOV/21/2005

PAGE: 3 OF 9

APPROVED: J. Lu

CHECKED: Tracy Deng

DRAWN: Y.W.WANG

ERP:1205000026

PHOTOCOUPLER

P/N: KB846

****Electro-optical Characteristics (Ta=25

°°°°CCCC))))

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

Input

Forward voltage

I F=20mA

___

1.2

1.4

Peak forward voltage

VFM

I FM=0.5A

___

3.0

Reverse current

VR=4V

___

µA

Output

Collector dark current

ICEO

VCE =20V,I F=0mA

___

10-7

Transfer

charact-

eristics

*1Current transfer ratio

CTR

I F=5mA,VCE=5V

___

600

Collector-emitter saturation voltage

VCE(sat)

I F=20mA, I C=1mA

___

0.1

0.2

C ut-o ff fre q ue nc y

VCE=5V, IC=2mA

RL=100

Ω,-3dB

___

KHz

Response time

Rise time

VCE=2V, IC=2mA

RL=100

Ω

___

µs

Fall time

___

µs

Model NO.

Rank mark

CTR(%)

KB846L

50 to 100

KB846A

80 to 160

KB846B

130 to 260

KB846C

200 to 400

KB846D

300 to 600

KB846AB

A or B

80 to 260

KB846BC

B or C

130 to 400

KB846CD

C or D

200 to 600

KB846AC

A,B or C

80 to 400

KB846BD

B,C or D

130 to 600

KB846AD

A,B,C or D

80 to 600

KB846

L,A,B,C,D or No mark

50 to 600

Classification table of current transfer ratio is shown below.

X 100%

CTR=

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