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Document Number: 83654

4

Rev. 1.5, 20-Dec-07

ILD621/ILD621GB/ILQ621/ILQ621GB

Vishay Semiconductors

Optocoupler, Phototransistor Output

(Dual, Quad Channel)

TYPICAL CHARACTERISTICS

Tamb = 25 °C, unless otherwise specified

Fig. 1 - Non-Saturated Switching Timing

Fig. 2 - Non-Saturated Switching Timing

Fig. 3 - Saturated Switching Timing

Fig. 4 - Saturated Switching Timing

SATURATED

On time

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

ton

4.3

µs

Rise time

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

tr

2.8

µs

Off time

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

toff

2.5

µs

Fall time

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

tf

11

µs

Propagation H to L

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

tPHL

2.6

µs

Propagation L to H

IF = ± 10 mA, VCC = 5.0 V, RL = 1 kΩ, VTH = 1.5 V

tPLH

7.2

µs

SWITCHING CHARACTERISTICS

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

COMMON MODE TRANSIENT IMMUNITY

PARAMETER

TEST CONDITION

SYMBOL

MIN.

TYP.

MAX.

UNIT

Common mode rejection,

output high

VCM = 50 VP-P, RL = 1.0 kΩ,

IF = 0 mA

CMH

5000

V/µs

Common mode rejection,

output low

VCM = 50 VP-P, RL = 1.0 kΩ,

IF = 10 mA

CML

5000

V/µs

iild621_01

t

R

t F

t

D

50 %

tPLH

V

O

I

F

tPLH

tS

iild621_02

V

O

V

CC

= 5 V

R

L = 75 Ω

F = 10 kHz,

DF = 50 %

IF = 10 mA

iild621_03

IF

tR

VO

tD

tS

tF

tPHL

tPLH

VTH = 1.5 V

iild621_04

V

O

V

CC

= 5 V

R

L

F = 10 kHz,

DF = 50 %