Sensitive Triacs
Data Sheets
Electrical Isolation
Teccor’s isolated triac packages withstand a minimum high
potential test of 2500 V ac rms from leads to mounting tab over
the device's operating temperature range. The following isolation
table shows standard isolation ratings.
Electrical Isolation
from Leads to Mounting Tab
V AC RMS
2500
TO-220 *
Standard
*UL Recognized File #E71639
Thermal Resistance (Steady State) Junction to Mounting Tab
and Junction to Ambient
R
[R
F
] °C/W (TYP)
θJC θJA
Package Code
Type
E
C
L
F2
D
V
TO-92
Plastic
60 [135]
50 [95]
TO-202
Type 1
TO-220
Isolated
TO-202
Type 2
TO-252
D-Pak
TO-251
V-Pak
Compak
60 *
40 *
0.8 A
1 A
4 A
6 A
8 A
3.5 [45]
3.6 [50]
3.3
2.8
6.0 [70]
3.5
3.2
2.7
6.0 [70]
3.2
2.7
2
* Mounted on 1 cm copper foil surface; two-ounce copper foil
120
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
110
CONDUCTION ANGLE: 360
˚
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawings
FREE AIR RATING – NO HEATSINK
100
100
90
80
70
60
50
TO-220 and
TYPE 1 and 3 TO-202
80
TYPE 2 and 4 TO-202
and TO-251
1 A
60
1 A TO-92
0.8 A
40
0.8 A TO-92
25
20
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
RMS On-State Current [I ] - Amps
RMS On-State Current [I
] – Amps
T(RMS)
T(RMS)
Figure E1.1 Maximum Allowable Ambient Temperature versus
On-state Current
Figure E1.2 Maximum Allowable Case Temperature versus
On-state Current (0.8 A and 1 A)
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E1 - 6
©2004 Littelfuse LP
Thyristor Product Catalog
TECCOR [ TECCOR ELECTRONICS ]
