Document Number: 81646

www.vishay.com

Rev. 1.5, 26-Apr-11

5

This document is subject to change without notice.

VO14642AT, VO14642AABTR

1 Form A Solid State Relay

Vishay Semiconductors

Note

• This SSR is suitable for “safe electrical insulation” only within the safety ratings. Compliance with the safety ratings shall be ensured by

means of protective circuits.

Fig. 2 - LED Forward Voltage vs. Current

Fig. 3 - LED Leakage Current vs. Temperature

SAFETY AND INSULATION RATINGS

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Climatic classification

IEC 68 part 1

40/85/21

Pollution degree

DIN VDE 0109

2

Tracking resistance (comparative tracking index)

Insulation group IIIa

CTI

175

Highest allowable overvoltage

Transient overvoltage

8000

Maximum working insulation voltage

Recurring peak voltage

890

Insulation resistance at 25 °C





Insulation resistance at 100 °C



Partial discharge test voltage

Method b,

1669

Isolation test voltage

1 s

5300

Safety limiting values -

maximum values allowed in the

event of a failure

Case temperature

165

°C

Input current

150

mA

Output power

400

mW

Minimum external air gap (clearance distance)

Measured from input

terminals to output

terminals, shortest

distance through air

 7mm

Minimum external tracking (creepage distance)

Measured from input

terminals to output

terminals, shortest

distance path along

body

 7mm

LED Forward Voltage (V)

22359

0

10

20

30

40

50

0

0.4

0.8

1.2

1.6

85 °C

25 °C

- 55 °C

22360

2

4

6

8

10

12

14

- 55

- 35

- 15

5

25

45

65

85

Temperature (°C)

V