Datasheet TCR22-x (Littelfuse) - 4

Thyristors
1.5 Amp Sensitive SCRs
Figure 7: Maximum Allowable Case Temperature Figure 8: Maximum Allowable Case Temperature vs. RMS On-State Current vs. Average On-State Current
115 115
e
105
ur
105
at er
95 95
mp Te
85 85
ase C
75
e ) - °C
75
bl ) - °C C C (T wa (T
65
lo
65
Al
55
m
55
mu CURRENT WAVEFORM: Sinusoidal xi
45
CURRENT WAVEFORM: Sinusoidal LOAD: Resistive or Inductive
45
LOAD: Resistive or Inductive Ma CONDUCTION ANGLE: 180° Maximum Allowable Case Temperature CONDUCTION ANGLE: 180°
35 35 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.0 0.2 0.4 0.6 0.8 1.0 1.2
RMS On-State Current [I ] - Amps Average On-State Current [I ] - Amps T(RMS) T(AVE) Figure 9: Maximum Allowable Ambient Temperature Figure 10: Maximum Allowable Ambient Temperature vs. RMS On-State Current vs. Average On-State Current
120
e
120
ur
CURRENT WAVEFORM: Sinusoidal
CURRENT WAVEFORM: Sinusoidal at
LOAD: Resistive or Inductive
LOAD: Resistive or Inductive er
100 CONDUCTION ANGLE: 180° 100
CONDUCTION ANGLE: 180° FREE AIR RATING mp
FREE AIR RATING
Te t
80 80
en bi °C Am - )
60
) - °C
60
e A A bl (T (T wa
40
lo
40
Al m
20 20
mu axi M Maximum Allowable Ambient Temperature
0 0 0.0 0.2 0.4 0.6 0.8 1.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6
RMS On-State Current [I ] - Amps T(RMS) Average On-State Current [I ] - Amps T(AVE) Figure 11: Peak Repetitive Capacitor Discharge Current Figure 12: Peak Repetitive Sinusoidal Pulse Current
180 180 160 160
ps
140
Am 1 Hz -
140
) ) - Amps
120
I TM TM
120
( 12 Hz 1 Hz nt
100 100
urre
80
C 60 Hz
80
ge 12 Hz ar
60 60
isch ITRM
40
D I
40
TM ak 60 Hz
20
Pe t Peak Discharge Current (I W
20
tW
0 1 10 100 0 1 10 100
Pulse Current Duration (t ) - μs W Pulse Current Duration (t ) - μs W
© 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/16/18