Datasheet Q6008LTH1LED (Littelfuse) - 3

Teccor® brand Thyristors
8 Amp Alternistor Quadrac for LED dimmer applications
Figure 1: Normalized DC Holding Current Figure 2: On-State Current vs. On-State Voltage vs. Junction Temperature (Typical)
2.0 45 40
T = 25°C J ) – Amps T
35 1.5 30
= 25°C)
25
J(T/IH
1.0 20
I H
15 10
Ratio of
0.5 5 0
Instantaneous On-state Current (i
0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 0.0
Instantaneous On-state Voltage (v ) – Volts
-40 -15 10 35 60 85 110
T Junction Temperature (T ) -- °C J Figure 3: Power Dissipation vs. RMS On-State Current Figure 4: Maximum Allowable Case Temperature (Typical) vs. RMS On-State Current on e
120
12 ti ur pa at er CURRENT WAVEFORM: Sinusoidal 10 ssi LOAD: Resistive or Inductive
110
Di ) CURRENT WAVEFORM: Sinusoidal mp CONDUCTION ANGLE: 180° 8 LOAD: Resistive or Inductive Te wer CONDUCTION ANGLE: 360° ase
100
Po (Watts 6 - C °C ] e - ) bl ) C tate AV 4 (T -S D(
90
wa [P lo On 2 Al e m ag
80
0 ver mu 0 2 4 6 8 10 A xi RMS On-State Current [I ] - (Amps)
70
Ma T(RMS)
0 2 4 6 8 10 12
RMS On-State Current [I ] - Amps T(RMS) Figure 5: Surge Peak On-State Current vs. Number of Cycles
1000 Supply Frequency: 60Hz Sinusoidal Load: Resistive RMS On-State Current: [I ]: Maximum Rated T(RMS) Value at Specific Case Temperature 100 Notes:
) – Amps
1. Gate control may be lost during and immediately
TSM
following surge current interval. 2. Overload may not be repeated until junction temperature has returned to steady-state rated value. 10
Peak Surge (Non-repetitive) On-state Current (I
1 1 10 100 1000
Surge Current Duration -- Full Cycles
© 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 05/02/16