4

Regulatory Information

The ACPL-790B/790A/7900 is pending for approvals by the following organizations:

IEC/EN/DIN EN 60747-5-5

UL

Approval under UL 1577, component recognition program

CSA

Approval under CSA Component Acceptance Notice #5,

File CA 88324.

Recommended Pb-Free IR Profile

Recommended reflow condition as per JEDEC Standard, J-STD-020 (latest revision). Non-Halide Flux should be used.

Table 3. Insulation and Safety Related Specifications

Parameter

Symbol

Value

Units

Conditions

Minimum External Air Gap

(External Clearance)

L(101)

7.4

mm

Measured from input terminals to output terminals, shortest

distance through air

Minimum External Tracking

(External Creepage)

L(102)

8.0

mm

Measured from input terminals to output terminals, shortest

distance path along body

Minimum Internal Plastic Gap

(Internal Clearance)

0.5

mm

Through insulation distance, conductor to conductor,

usually the direct distance between the photoemitter and

photodetector inside the optocoupler cavity

Tracking Resistance

(Comparative Tracking Index)

CTI

>175

V

DIN IEC 112/VDE 0303 Part 1

Isolation Group

IIIa

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