Littelfuse HQ6025xH5 Series - Manual (Page 4)

146
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor ® brand Thyristors
25 Amp High Temperature Alternistor Triacs
HQ6025xH5 Series
0
20
40
60
80
100
120
140
160
0.0 0.5 1.0 1.5 2.0 2.5 3.0
RMS On-State Current [I
T(RMS)
] -- Amps
Maximum Allo
w
able Ambient
Temper
at
ur
e
(T
A
) - °C
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180°
FREE AIR RATING
Figure 7: Maximum Allowable Case Temperature vs. Average On-State Current
10
100
1000
1 10 100 1000
Surge Current Duration -- Full Cycles
P
eak Sur
g
e
(Non-r
epetitiv
e)
On-stat
e Cur
re
nt (I
TSM
) –
Amps
Figure 8: Surge Peak On-State Current vs. Number of Cycles
SUPPLY FREQUENCY: 60 Hz Sinusoidal
LOAD: Resistive
RMS On-State Current: [I
T(RMS)
]: Maximum Rated Value at
Specified Case Temperature
Notes:
1. Gate control may be lost during and immediately
following surge current interval.
2. Overload may not be repeated until junction
temperature has returned to steady-state
rated value.