Littelfuse QxXx Series Manual do Utilizador descarregar pdf (Página 4)

20

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

Figure 3: Normalized DC Holding Current

vs. Junction Temperature

Junction Temperature (T

J

)- ºC

Ratio of

I

H

I

H

(T

J

= 25°C)

110 1 2 585603510-15-40-65

4.0

0.0

1.0

2.0

3.0

Figure 4: Normalized DC Gate Trigger Voltage for

All Quadrants vs. Junction Temperature

Junction Temperature (T

J

)- ºC

Ratio of

V

GT

V

GT

(T

J

= 25°C)

110 12585603510-15-40-65

4.0

0.0

1.0

2.0

3.0

RMS On-State Current (I

T(RMS)

) - Amps

10.750.50.250

0

Average On-State

Power Dissipation (P

D(AV)

) - Watts

0.3

0.5

0.8

1.0

1.3

CURRENT WAVE FORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

Figure 5: Power Dissipation (Typical)

vs. RMS On-State Current

Figure 6: Maximum Allowable Case Temperature

vs. On-State Current

RMS On-State Current (I

T(RMS)

) - Amps

1.00.80.60.40.20

50

Maximum Allowable

Case Temperature (T

C

) - °C

60

70

80

90

100

110

120

130

LxX8Ex / LxXx

QxX8Ex / QxXx

CURRENT WAVE FORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

CASE TEMPERATURE: Measured as

shown on Dimensional Drawing

Figure 8: On-State Current vs. On-State Voltage

(Typical)

On-State Voltage (V

T

) - Volts

1.81.61.41.21. 00.80.6

0

On-State Current (I

T

) - Amps

T

J

= 25°C

1

2

3

4

5

6

Figure 7: Maximum Allowable Ambient Temperature

vs. On-State Current

RMS On-State Current (I

T(RMS)

) - Amps

0.60.50.40.30.20.10.0

120

100

80

60

40

20

Maximum Allowable

Ambient Temperature (T

A

) - °C

CURRENT WAVEFORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

FREE AIR RATING – NO HEATSINK

1 2 3 4 5 6 7 8 9

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