Teccor, Brand thyristors, Ev series 1 amp sensitive triacs – Littelfuse L01 Series User Manual
Page 3: Figure 1: definition of quadrants

47
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor
®
brand Thyristors
EV Series 1 Amp Sensitive Triacs
L01 Series
Figure 1: Definition of Quadrants
MT2 POSITIVE
(Positive Half Cycle)
MT2 NEGATIVE
(Negative Half Cycle)
MT1
MT2
+
I
G T
REF
QII
MT1
I
G T
GATE
MT2
REF
MT1
MT2
REF
MT1
MT2
REF
QI
QIV
QIII
ALL POLARITIES ARE REFERENCED TO MT1
(
-
)
I
G T
GATE
(+)
I
G T
-
I
G T
GATE
(
-
)
I
G T
GATE
(+)
+
-
Figure 3: Normalized DC Holding Current
vs. Junction Temperature
Figure 2: Normalized DC Gate Trigger Current for
All Quadrants vs. Junction Temperature
Figure 4: Normalized DC Gate Trigger Voltage for
All Quadrants vs. Junction Temperature
A
v
er
ag
e On-stat
e P
o
w
er Dissipation
[P
D(D
A
V
)
] -
W
a
tt
s
RMS On-state Current [I
T(RMS)
] - Amps
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.0
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
CURRENT WAVEFORM: 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
Maximum
Allo
w
able Case
Temper
at
ur
e (T
C
) - ºC
RMS On-state Current [I
T(RMS)
] - Amps
130
125
120
110
100
90
80
70
60
50
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
SOT-223
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360°
CASE TEMPERATURE: Measured as
shown on dimensional drawings
TO-92
Ratio of
I
GT
I
GT
(T
J
= 2
5
°C)
Junction Temperature (T
J
)- ºC
3.0
2.0
1.0
0.0
-40
-15
+25
+65
+105
+125
Ratio of
I
H
I
H
(T
J
= 2
5
°C)
Junction Temperature (T
J
)- ºC
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
-15
+5
+25
+45
+65
+85
+105
+125
-55
INITIAL ON-STATE CURRENT = 100mA (DC)
Ratio of
V
GT
V
GT
(T
J
= 2
5
°C)
Junction Temperature (T
J
)- °C
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.0
-55
-40
-15
+5
+25
+45
+65
+85
+105
+125