S4008R Littelfuse / Teccor Brand Thyristors, S4008R Datasheet - Page 7

• Manufacturer Part Number: S4008R
• Description: SCR NON-SENSITIVE GATE 8.0A 400V
• Manufacturer: Littelfuse / Teccor Brand Thyristors

Specifications of S4008R

• Scr Type: Standard Recovery
• Voltage - Off State: 400V
• Voltage - Gate Trigger (vgt) (max): 1.5V
• Voltage - On State (vtm) (max): 1.6V
• Current - On State (it (av)) (max): 5.1A
• Current - On State (it (rms)) (max): 8A
• Current - Gate Trigger (igt) (max): 15mA
• Current - Hold (ih) (max): 30mA
• Current - Off State (max): 10µA
• Current - Non Rep. Surge 50, 60hz (itsm): 83A, 100A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3, TO-220AB
• Current - On State (it (rms) (max): 8A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Data Sheets
Figure E6.1 Maximum Allowable Ambient Temperature versus
Figure E6.2 Maximum Allowable Ambient Temperature versus
Figure E6.3 Peak Capacitor Discharge Current (6 A through 55 A)
©2004 Littelfuse, Inc.
Thyristor Product Catalog
1000
300
200
100
50
20
0.5
120
100
80
60
40
20
I
RMS On-state Current
Average On-state Current
t
TM
w
100
120
= 5 times constants
80
60
40
20
0
0
1.0
0.2
0.2
t
w
RMS On-state Current [I
Average On-state Current [I
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Pulse Current Duration (t
2.0
0.4
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
FREE AIR RATING
0.6
5.0
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
FREE AIR RATING
0.8
T(RMS)
T(AV)
w
) – ms
10
] – Amps
1.0
] – Amps
20
1.2
1.4
50
E6 - 7
Figure E6.4 Peak Capacitor Discharge Current Derating
Figure E6.5 Maximum Allowable Case Temperature versus
Figure E6.6 Maximum Allowable Case Temperature versus
130
120
110
100
1.0
0.8
0.6
0.4
0.2
130
120
110
100
90
80
70
60
50
90
80
70
60
50
0
0
(6 A through 55 A)
RMS On-state Current (1 A)
RMS On-state Current (6 A, 8 A, and 10 A)
0
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180º
CASE TEMPERATURE: Measure as
shown on dimensional drawings
CURRENT WAVEFORM: Sinusoidal
LOAD: Resistive or Inductive
CONDUCTION ANGLE: 180˚
CASE TEMPERATURE: Measure as
shown on dimensional drawing
2
0.2
25
RMS On-state Current [I
RMS On-state Current [I
Case Temperature (T
0.4
4
50
0.6
6
75
T(RMS)
T(RMS)
C
) – ˚C
http://www.littelfuse.com
0.8
] – Amps
8
] – Amps
100
[phone]
1.0
10
125
1.2
SCRs
12