Data Sheets Triacs
©2004 Littelfuse, Inc. E2 - 7 http://www.littelfuse.com
Thyristor Product Catalog +1 972-580-7777
Figure E2.1 Maximum Allowable Case Temperature versus On-state
Current (0.8 A and 1 A)
Figure E2.2 Maximum Allowable Case Temperature versus On-state
Current (4 A and 6 A)
Figure E2.3 Maximum Allowable Case Temperature versus
On-state Current (8 A and 10 A)
Figure E2.4 Maximum Allowable Case Temperature versus
On-state Current (10 A)
Figure E2.5 Maximum Allowable Case Temperature versus
On-state Current (15 A)
Figure E2.6 Maximum Allowable Case Temperature versus
On-state Current (25 A and 35 A)
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
0
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – AMPS
Maximum Allowable Case Temperature (T
C
) –
˚
C
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured
as shown on Dimensional Drawing
1 A
0.8 A
01234567
0
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – Amps
Maximum Allowable Case Temperature (T
C
) –
˚
C
6 A TO-220 (Isolated)
6 A TO-202
6 A TO-220 (Non-isolated)
6 A D
2
Pak
4 A TO-220 (Isolated)
4 A TO-202 (Type 1 and 3)
4 A TO-252
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
4 A TO-202 (TYPE 2 and 4)
4 A TO-251
02468101214
0
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – AMPS
Maximum Allowable Case Temperature (T
C
) – ˚C
10 A TO-220 (Isolated)
8 A TO-220 (Non-isolated)
8 A D
2
Pak
8 A TO-202
8 A TO-220 (Isolated)
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
02468101214
0
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – Amps
Maximum Allowable Case Temperature (T
C
) – ˚C
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
10 A TO-202
10 A TO-220 (Non-isolated)
10 A D
2
Pak
0 5 10 15
0
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – AMPS
Maximum Allowable Case Temperature (T
C
) – ˚C
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
15 A TO-220 (Non-isolated)
15 A D
2
Pak
15 A TO-220 (Isolated)
0 1020304050
50
60
70
80
90
100
110
120
130
RMS On-state Current [l
T(RMS)
] – Amps
Maximum Allowable Case Temperature (T
C
) – ˚C
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360˚
CASE TEMPERATURE: Measured as
shown on Dimensional Drawing
25 A TO-220 (Non-isolated)
25 A D
2
Pak
25 A TO-3 Fastpak
35 A TO-3 Fastpak
Triacs Data Sheets
http://www.littelfuse.com E2 - 8 ©2004 Littelfuse, Inc.
+1 972-580-7777 Thyristor Product Catalog
Figure E2.7 Maximum Allowable Ambient Temperature versus
On-state Current
Figure E2.8 On-state Current versus On-state Voltage (Typical)
(0.8 A and 1 A)
Figure E2.9 On-state Current versus On-state Voltage (Typical)
(4 A, 6 A, 8 A, and 10 A)
Figure E2.10 On-state Current versus On-state Voltage (Typical)
(15 A and 25 A)
Figure E2.11 Normalized DC Gate Trigger Current for All Quadrants
versus Case Temperature
Figure E2.12 Normalized DC Gate Trigger Voltage for All Quadrants
versus Case Temperature
120
100
80
60
40
25
20
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
TO-220 Devices and
TO-202 (Type 1 and 3)
RMS On-state Current [I
T (RMS)
] — Amps
Maximum Allowable Ambient Temperature (T
A
) — ˚C
1 A TO-92
0.8 A TO-92
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 360
˚
FREE AIR RATING – NO HEATSINK
TO-202 (TYPE 2 and 4)
TO-251
0 0.6 0.8 1.0 1.2 1.4 1.6 1.8
0
1
2
3
4
5
6
7
8
9
10
Positive or Negative Instantaneous On-state Voltage (v
T
) – Volts
Positive or Negative Instantaneous On-state Current (i
T
) – Amps
T
C
= 25 ˚C
1 A
0.8 A
0 0.6 0.8 1.0 1.2 1.4 1.6 1.8
0
2
4
6
8
10
12
14
16
18
20
Positive or Negative Instantaneous On-state Voltage (v
T
) – Volts
Positive or Negative Instantaneous
On-state Current (i
T
) – Amps
T
C
= 25 ˚C
6-10 A
4A
0 0.6 0.8 1.0 1.2 1.4 1.6 1.8
0
10
20
30
40
50
60
70
80
90
Positive or Negative Instantaneous On-state Voltage (v
T
) – Volts
Positive or Negative Instantaneous
On-state Current (i
T
) – Amps
T
C
= 25 ˚C
15 A and 25 A
25 A and 35 A Fastpak
-65 -40 -15 +25 +65 +125
1.0
2.0
3.0
4.0
Case Temperature (T
C
) – ˚C
Ratio of
I
GT
I
GT
(T
C
= 25 ˚C)
-65 -15-40 +25 +65 +125
0
.5
1.0
1.5
2.0
Case Temperature (T
C
) – ˚C
Ratio of
V
GT
V
GT
(T
C
= 25 ˚C)
Data Sheets Triacs
©2004 Littelfuse, Inc. E2 - 9 http://www.littelfuse.com
Thyristor Product Catalog +1 972-580-7777
Figure E2.13 Peak Surge Current versus Surge Current Duration
Figure E2.14 Normalized DC Holding Current versus Case Temperature Figure E2.15 Turn-on Time versus Gate Trigger Current (Typical)
SUPPLY FREQUENCY: 60 Hz Sinusoidal
LOAD: Resistive
RMS ON-STATE CURRENT [l
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.
25 A TO-220
15 A
10 A
8 A
4 A
1 A
6 A
1
10
20
30
40
50
60
80
100
120
300
400
1000
1 10 100 1000
Surge Current Duration – Full Cycles
Peak Surge (Non-repetitive) On-state Current (l
TSM
) – Amps
200
0.8 A
25 A Fastpak
35 A Fastpak
-65 -40 -15 +25 +65 +125
1.0
2.0
3.0
4.0
Case Temperature (T
C
) – ˚C
Ratio of
I
H
I
H
(T
C
= 25 ˚C)
INITIAL ON-STATE CURRENT
= 200 mA DC 0.8 A - 10 A Devices
= 400 mA DC 15 A - 25 A Devices
0
0 25 50 75 100 125 150 175 200 225 250 275 300
1
2
3
4
5
6
7
8
Typical Turn-on Time (t
gt
) – µSec
DC Gate Trigger Current (l
GT
) – mA
Devices with
l
GT
= 10 mA
Devices with
l
GT
= 25 mA
Devices with
l
GT
= 50 mA
T
C
= 25 ˚C

Q2004F441

Mfr. #:
Manufacturer:
Littelfuse
Description:
Triacs 200V 4A 25-25-25mA
Lifecycle:
New from this manufacturer.
Delivery:
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