ISOCOM MCA2255, MCA2230, MCA2231 Datasheet

ISOCOM COMPONENTS LTD

Unit 25B, Park View Road West,

Park View Industrial Estate, Brenda Road

Hartlepool, Cleveland, TS25 1YD

Tel: [phone] Fax :[phone]

7/12/00

DB92134-AAS/A2

OPTICALLY COUPLED ISOLATOR

PHOTODARLINGTON OUTPUT

MCA2230X, MCA2231X, MCA2255X
MCA2230, MCA2231, MCA2255

DESCRIPTION

The MCA2230, MCA2231, MCA2255 series
of optically coupled isolators consist of an
infrared light emitting diode and NPN silicon
photodarlington in a space efficient dual in line
plastic package.

FEATURES

l Options :-

10mm lead spread - add G after part no.
Surface mount - add SM after part no.
Tape&reel - add SMT&R after part no.

l High Current Transfer Ratio

l High Isolation Voltage (5.3kV

RMS

,7.5kV

PK

)

l All electrical parameters 100% tested

l Custom electrical selections available

APPLICATIONS

l Computer terminals

l Industrial systems controllers

l Measuring instruments

l Signal transmission between systems of

different potentials and impedances

1

3

2

4

6

5

Dimensions in mm

3.3

2.54

6.4

6.2

1.54

8.8

8.4

4.3

4.1

0.5

0.5

0.3

7.8

7.4

9.6

8.4

ABSOLUTE MAXIMUM RATINGS
(25°C unless otherwise specified)

Storage Temperature -55°C to + 150°C
Operating Temperature -55°C to + 100°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260°C

INPUT DIODE

Forward Current 80mA
Reverse Voltage 6V
Power Dissipation 105mW

OUTPUT TRANSISTOR

Collector-emitter Voltage BV

CEO

MCA2255 55V
MCA2230, MCA2231 30V

Collector-base Voltage BV

CBO

MCA2255 55V
MCA2230, MCA2231 30V

Emitter-base Voltage BV

EBO

6V

Power Dissipation 150mW

POWER DISSIPATION

Total Power Dissipation 250mW
(derate linearly 3.3mW/°C above 25°C)

10.16

0.26

OPTION G

5.08
max.

SURFACE MOUNT

OPTION SM

1.2

0.6

1.4

0.9

10.2

9.5

APPROVALS

l UL recognised, File No. E91231

'X' SPECIFICATION APPROVALS

l MCA2231X -

VDE 0884 in 2 available lead form : -

- STD

- G form
VDE 0884 in SMD approval pending

MCA2230X, MCA2255X -

VDE 0884 approval pending

l EN 60950 approval pending

ISOCOM INC

1024 S. Greenville Ave, Suite 240,

Allen, TX 75002 USA

Tel: [phone] Fax: [phone]

e-mail [e-mail]

http://www.isocom.com

PARAMETER MIN TYP MAX UNITS TEST CONDITION

Input Forward Voltage (VF) 1.2 1.5 V IF = 20mA

Reverse Voltage (VR) 3 V IR = 10µA
Reverse Current (IR) 10 µA VR = 3V

Output Collector-emitter Breakdown (BV

CEO

)

MCA2230, MCA2231 30 V IC = 100µA (note 2)
MCA2255 55 V IC = 100µA (note 2)

Collector-base Breakdown (BV

CBO

)
MCA2230, MCA2231 30 V IC = 10µA (note 2)
MCA2255 55 V IC = 10µA (note 2)

Emitter-base Breakdown (BV

EBO

) 5 V IE = 10µA

Collector-emitter Dark Current (I

CEO

) 100 nA VCE = 10V

Coupled Collector Output Current ( IC ) (Note 2)

MCA2230 100 % 10mA IF , 5V V

CE

MCA2231, MCA2255 500 % 10mA IF , 5V V

CE

200 % 1mA IF , 1V V

CE

Collector-emitter Saturation VoltageV

CE(SAT)

MCA2230, MCA2255 1.0 V 50mA IF , 50mA I

C

MCA2231 1.0 V 1mA IF , 2mA I

C

1.0 V 5mA IF , 10mA I

C

1.2 V 10mA IF , 50mA I

C

Input to Output Isolation Voltage V

ISO

5300 V

RMS

(note 1)

7500 V

PK

(note 1)

Input-output Isolation Resistance R

ISO

5x10

10

Ω V

IO

= 500V (note 1)

Output Turn on Time ton 10 µs VCC= 10V, RL = 100Ω,
Output Turn off Time toff 100 µs IF = 10mA (Fig.1)

ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted )

DB92134-AAS/A2

7/12/00

Input

Output

10%

90%

10%

90%

t

off

t

r

t

on

t

f

Output

VCC = 10V

100Ω

Input

FIGURE 1

IF = 10mA

Note 1 Measured with input leads shorted together and output leads shorted together.
Note 2 Special Selections are available on request. Please consult the factory.