5

Insulation and Safety Related Specifications

8-Pin DIP

(300 Mil)

SO-8

Parameter

Symbol

Value

Value

Units

Conditions

Minimum External Air

L (101)

7.1

4.9

mm

Measured from input terminals to output

Gap (External Clearance)

terminals, shortest distance through air.

Minimum External Tracking

L (102)

7.4

4.8

mm

Measured from input terminals to output

(External Creepage)

terminals, shortest distance path along body.

Minimum Internal Plastic

0.08

0.08

mm

Through insulation distance, conductor to

Gap (Internal Clearance)

conductor, usually the direct distance

between the photoemitter and photodetector

inside the optocoupler cavity.

Minimum Internal Tracking

NA

NA

mm

Measured from input terminals to output

(Internal Creepage)

terminals, along internal cavity.

Tracking Resistance

CTI

200

200

Volts

DIN IEC 112/VDE 0303 Part 1.

(Comparative Tracking

Index)

Isolation Group

IIIa

IIIa

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

VDE 0884 Insulation Related Characteristics

Description

Symbol

Characteristic

Units

Installation classification per DIN VDE 0110/1.89, Table 1

for rated mains voltage

≤ 300 V rms

I-IV

for rated mains voltage

≤ 450 V rms

I-III

Climatic Classification

55/100/21

Pollution Degree (DIN VDE 0110/1.89)

2

Maximum Working Insulation Voltage

630

Input to Output Test Voltage, Method b*

1181

Partial Discharge < 5 pC

Input to Output Test Voltage, Method a*

945

Highest Allowable Overvoltage*

6000

Safety Limiting Values

(Maximum values allowed in the event of a failure,

also see Figure 11, Thermal Derating curve.)

Case Temperature

175

˚C

400

mA

Output Power

600

mW

Ω

*Refer to the front of the optocoupler section of the current catalog, under Product Safety Regulations section, (VDE 0884), for a detailed description.

Note: Isolation characteristics are guaranteed only within the safety maximum ratings which must be ensured by protective circuits in application.