Littelfuse QxXx Series Manual do Utilizador descarregar pdf (Página 3)

19

Revised: 09/23/13

©2013 Littelfuse, Inc

Speciﬁcations are subject to change without notice.

Teccor

®

brand Thyristors

0.8 Amp Sensitive & Standard Triacs

LxX8Ex & LxXx & QxX8Ex & QxXx Series

Static Characteristics (T

J

= 25°C, unless otherwise speciﬁed)

Symbol Test Conditions Value Unit

V

TM

I

TM

= 1.13A t

p

= 380 µs MAX. 1.60 V

I

DRM

I

RRM

V

DRM

= V

RRM

MAX.

LxX8Ey / LxXy

T

J

= 25°C 400-600V 2 A

T

J

= 110°C 400-600V 0.1 mA

QxX8Ey / QxXy

T

J

= 25°C 400-600V 5 A

T

J

= 125°C 400-600V 1 mA

Thermal Resistances

Symbol Parameter Value Unit

R

(J-C)

Junction to case (AC)

L/QxX8Ey 60

°C/W

L/QxXy 60

*

R

(J-A)

Junction to ambient L/QxX8Ey 135 °C/W

Note: * = Mounted on 1 cm

2

1 copper (two-ounce) foil surface

Figure 2: Normalized DC Gate Trigger Current for

All Quadrants vs. Junction Temperature

Junction Temperature (T

J

)- ºC

11085603510-15-40-65

4.0

0.0

Ratio of

I

GT

I

GT

(T

J

= 25°C)

1. 0

2.0

3.0

+125

Figure 1: Deﬁnition of Quadrants

MT2 POSITIVE

(Positive Half Cycle)

MT2 NEGATIVE

(Negative Half Cycle)

MT1

MT2

+ I

GT

REF

QII

MT1

I

GT

GATE

MT2

REF

MT1

MT2

REF

MT1

MT2

REF

QI

QIV

QIII

ALL POLARITIES ARE REFERENCED TO MT1

(-)

I

GT

GATE

(+)

I

GT

-

I

GT

GATE

(-)

I

GT

GATE

(+)

+

-

1 2 3 4 5 6 7 8 9

Comentários a estes Manuais

Sem comentários