MCT271 datasheet(4/9 Pages) VISHAY

4 / 9 page

www.vishay.com

Document Number 83724

Rev. 1.4, 19-Apr-04

VISHAY

MCT270/ 1/ 2/ 3/ 4/ 5/ 6/ 7

Vishay Semiconductors

Switching Characteristics

Typical Characteristics (Tamb = 25 °C unless otherwise specified)

Parameter

Test condition

Part

Symbol

Min

Typ.

Max

Unit

Switching time

IC = 2.0 mA, RL = 100 Ω, VCE = 5.0 V

MCT270

ton, toff

µs

MCT271

ton, toff

7.0

µs

MCT272

ton, toff

µs

MCT273

ton, toff

µs

MCT274

ton, toff

µs

MCT275

ton, toff

µs

MCT277

ton, toff

µs

MCT276

ton, toff

3.5

µs

Fig. 1 Forward Voltage vs. Forward Current

Fig. 2 Normalized Non-Saturated and Saturated CTR vs. LED

Current

i4n25_01

100

0.7

0.8

0.9

1.0

1.1

1.2

1.3

1.4

IF - Forward Current - mA

TA =–55°C

TA =25°C

TA =85°C

i4n25_02

Normalized to:

0.0

0.5

1.0

1.5

100

IF - LED Current - mA

NCTR

NCTR(SAT)

CTRce(sat) Vce=0.4 V

Vce=10 V, IF=10 mA, TA=25°C

TA=25°C

Fig. 3 Normalized Non-saturated and Saturated CTR vs. LED

Current

Fig. 4 Normalized Non-saturated and saturated CTR vs. LED

Current

i4n25_03

100

0.0

0.5

1.0

1.5

IF- LED Current - mA

Normalized to:

CTRce(sat) Vce=0.4 V

Vce=10 V, IF=10 mA, TA=25°C

NCTR

NCTR(SAT)

TA=50°C

i4n25_04

100

0.0

0.5

1.0

1.5

IF - LED Current - mA

Normalized to:

CTRce(sat) Vce=0.4 V

Vce=10 V, IF=10 mA, TA=25°C

NCTR

NCTR(SAT)

TA=70°C

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