Document Number: 83650

For technical questions, contact: optocoupleranswers@vishay.com

www.vishay.com

Rev. 1.8, 24-May-11

3

This document is subject to change without notice.

THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

ILQ32

Optocoupler, Photodarlington Output,

High Gain (Quad Channel)

Vishay Semiconductors

Note

• As per IEC 60747-5-2, § 7.4.3.8.1, this optocoupler is suitable for "safe electrical insulation" only within the safety ratings. Compliance with

the safety ratings shall be ensured by means of protective circuits.

TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)

Fig. 1 - Forward Voltage vs. Forward Current

Fig. 2 - Normalized Non-saturated and Saturated CTRCE vs.

LED Current

CURRENT TRANSFER RATIO (Tamb = 25 °C, unless otherwise specified)

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Current transfer ratio

IF = 10 mA, VCE = 10 V

CTR

500

%

SWITCHING CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Turn-on time

VCC = 10 V, IF = 5 mA,

RL = 100 

ton

15

μs

Turn-off time

VCC = 10 V, IF = 5 mA,

RL = 100 

toff

30

μs

SAFETY AND INSULATION RATINGS

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Climatic classification

(according to IEC 68 part 1)

55/100/21

Comparative tracking index

CTI

175

399

VIOTM

10 000

V

VIORM

890

V

PSO

400

mW

ISI

275

mA

TSI

175

°C

Creepage distance

7

mm

Clearance distance

7

mm

Insulation thickness,

reinforced rated

per IEC 60950 2.10.5.1

0.4

mm

iild32_01

I

F - Forward Current (mA)

100

10

1

0.1

0.7

0.8

0.9

1.0

1.1

1.2

1.3

1.4

T

a =- 55 °C

T

a = 25 °C

T

a =85 °C

iild32_02

0.1

1

100

1000

0.0

0.2

0.4

0.6

0.8

1.0

1.2

I

F - L ED Current (mA)

T

A = 25 °C

Normalized to:

V

CE = 10 V

I

F = 10 mA

V

CE = 10 V

V

CE = 1 V

10