Teccor, Brand thyristors, Static characteristics – Littelfuse Qxx16xHx Series User Manual
Page 3: Thermal resistances, Figure 1: definition of quadrants, Electrical characteristics, Alternistor triac
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123
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor
®
brand Thyristors
15 Amp Standard & 16 Amp Alternistor (High Commutation) Triacs
Qxx15xx & Qxx16xHx Series
Static Characteristics
Symbol
Test Conditions
Value
Unit
V
TM
15A Device I
T
= 21.2A t
p
= 380μs
MAX
1.60
V
16A Device I
T
= 22.6A t
p
= 380μs
I
DRM
I
RRM
V
D
= V
DRM
/ V
RRM
T
J
= 25°C
400-1000V
MAX
5
μA
T
J
= 125°C
400-800V
2
mA
T
J
= 100°C
1000V
3
Thermal Resistances
Symbol
Parameter
Value
Unit
R
T(J-C)
Junction to case (AC)
Qxx15Ry
Qxx15Ny
Qxx16RHy
Qxx16NHy
1.7
°C/W
Qxx15Ly
Qxx16LHy
2.1
R
T(J-A)
Junction to ambient
Qxx15Ry
Qxx16RHy
45
°C/W
Qxx15Ly
Qxx16LHy
50
Note: xx = voltage; y = sensitivity
Figure 2: Normalized DC Gate Trigger Current for All
Quadrants vs. Junction Temperature
+125
0.0
1.0
2.0
3.0
4.0
-65 -40
Junction Temperature (T
J
) - ºC
Ratio of I
GT
/ I
GT
(T
J
= 2
5
ºC)
-15
10
35
60
85
100
Figure 1: Definition of Quadrants
Note: Alternistors will not operate in QIV
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
(+)
+
-
Electrical Characteristics
(T
J
= 25°C, unless otherwise specified)
— Alternistor Triac
(3 Quadrants)
Symbol
Test Conditions
Quadrant
Qxx16xH2
Qxx16xH3
Qxx16xH4
Qxx16xH6
Unit
I
GT
V
D
= 12V R
L
= 60
:
*o**o***
MAX.
10
20
35
80
mA
V
GT
*o**o***
MAX.
1.3
V
V
GD
V
D
= V
DRM
R
L
= 3.3 k
: T
J
= 125°C
*o**o***
MIN.
0.2
V
I
H
I
T
= 100mA
MAX.
15
35
50
70
mA
dv/dt
V
D
= V
DRM
Gate Open T
J
= 125°C
400V
MIN.
200
350
475
925
V/μs
600V
150
250
400
850
800V
100
200
350
475
V
D
= V
DRM
Gate Open T
J
= 100°C
1000V
100
200
300
350
(dv/dt)c
(di/dt)c = 8.6 A/ms T
J
= 125°C
MIN.
2
20
25
30
V/μs
t
gt
I
G
= 2 x I
GT
PW = 15μs I
T
= 22.6 A(pk)
TYP.
3
3
3
5
μs