Broadcom

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ACPL-M50L, ACPL-054L, ACPL-W50L, ACPL-K54L

Data Sheet

NOTE

These optocouplers are suitable for "safe electrical isolation" only within the safety limit data. Maintenance of the

safety limit data shall be ensured by means of protective circuits.

Table 3 Insulation and Safety Related Specifications

Parameter

Symbol ACPL-M50L

ACPL-054L

ACPL-W50L

ACPL-K24L

Units

Conditions

Minimum External Air Gap

(Clearance)

L(101)

5

4.9

8

mm

Measured from input terminals to output

terminals, shortest distance through air.

Minimum External Tracking

(Creepage)

L(102)

5

4.8

8

mm

Measured from input terminals to output

terminals, shortest distance path along body.

Minimum Internal Plastic Gap

(Internal Clearance)

0.08

0.08

0.08

mm

Through insulation distance conductor to

conductor, usually the straight line distance

thickness between the emitter and detector.

Tracking Resistance

(Comparative Tracking Index)

CTI

175

175

175

V

DIN IEC 112/VDE 0303 Part 1

Isolation Group

IIIa

IIIa

IIIa

—

Material Group (DIN VDE 0110, 1/89, Table 1)

a.

Refer to the optocoupler section of the Isolation and Control Components Designer’s Catalog, under Product Safety Regulations section, (IEC/EN 60747-5-5) for

a detailed description of Method a and Method b partial discharge test profiles.

Description

Symbol

Characteristic

Unit

ACPL-M21L/

024L/021L

ACPL-W21L/

K24L

Installation classification per DIN VDE 0110/39, Table 1

I – IV

I – III

I – II

I – IV

I – IV

I – III

I – III

—

Climatic Classification

55/105/21

55/105/21

—

Pollution Degree (DIN VDE 0110/39)

2

2

—

Maximum Working Insulation Voltage

560

1140

Input to Output Test Voltage, Method ba

1050

2137

Input to Output Test Voltage, Method aa

896

1824

6000

8000

Safety-limiting values – maximum values allowed in the event of a failure.

Case Temperature

Output Powerb

b.

150

150

600

175

230

600

°C

mA

mW

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