54

Revised: June 24, 2011 04:57 PM

©2011 Littelfuse, Inc

Specifications are subject to change without notice.

Please refer to http://www.littelfuse.com for current information.

4 Amp Sensitive & Standard Triacs

Lxx04xx & Qxx04xx Series

Figure 3: Normalized DC Holding Current

vs. Junction Temperature

Junction Temperature (T

110

125

85

60

35

10

-40

-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

110

125

85

60

35

10

-40

-40

-65

2.0

0.0

0.5

1.0

1.5

RMS On-State Current (I

5.0

4.0

2.0

3.0

1.0

0.0

0.0

2.0

4.0

CURRENT WAVE FORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

3.0

1.0

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

6

34

5

2

1

0

110

Lxx04Ly

Lxx04Dy

CURRENT WAVE FORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

CASETEMPERATURE: Measured as shown

on Dimensional Drawing

70

60

75

80

85

90

95

100

105

65

Lxx04Vyz

Lxx04Ry

LXX04Vy

Figure 8: Maximum Allowable Ambient Temperature

vs. On-State Current

RMS On-State Current [I

2.0

1.01.2

1.41.6

1.8

0.6

0.8

0.4

0.2

0.0

120

100

80

60

40

20

CURRENT WAVEFORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

FREE AIR RATING – NO HEATSINK

L/Qxx04Vy

Qxx04Ly

Qxx04Ry

Lxx04Ly

Figure 7: Maximum Allowable Case Temperature

vs. On-State Current

RMS On-State Current (I

6

34

5

2

1

0

110

Lxx04Ly

Lxx04Dy

CURRENT WAVE FORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

CASETEMPERATURE: Measured as shown

on Dimensional Drawing

70

60

75

80

85

90

95

100

105

65

Lxx04Vyz

Lxx04Ry

LXX04Vy

Note: xx = voltage, y = sensitivity