4

Regulatory Information

The HCPL-788J is pending approval by the following organizations:

Figure 2. Dependence of Safety-

Limiting Values on Temperature.

VDE 0884 Insulation Characteristics*

Description

Symbol

Characteristic

Unit

Installation classification per DIN VDE 0110/1.89, Table 1

for rated mains voltage

≤ 300 V

rms

I-IV

for rated mains voltage

≤ 300 V

rms

I-III

for rated mains voltage

≤ 600 V

rms

I-II

Climatic Classification

55/85/21

Pollution Degree (DIN VDE 0110/1.89)

2

Maximum Working Insulation Voltage

891

Input to Output Test Voltage, Method b**

1670

tm = 1 sec, Partial discharge < 5 pC

Input to Output Test Voltage, Method a**

1336

Partial discharge < 5 pC

Highest Allowable Overvoltage

6000

Safety-limiting values — maximum values allowed in the

event of a failure, also see Figure 2.

Case Temperature

175

°C

Input Power

400

mW

Output Power

600

mW

Ω

* Isolation characteristics are guaranteed only within the safety maximum ratings which must be ensured by protective circuits within

the application. Surface Mount Classification is class A in accordance with CECC00802.

** Refer to the optocoupler section of the isolation and Control Components Designer’s Catalog, under Product Safety Regulations

section, (VDE-0884) for a detailed description of Method a and Method b partial discharge test profiles.

VDE

Approved under VDE0884/06.92

UL

Recognized under UL 1577, com-

ponent recognition program, File

E55361.

CSA

Approved under CSA Component

Acceptance Notice #5, File CA

88324.

0

0

TS – CASE TEMPERATURE – °C

200

25

800

50

75 100

200

150 175

Psi – OUTPUT

Psi – INPUT

125

400

600