L401E373 Littelfuse Inc, L401E373 Datasheet - Page 5

• Manufacturer Part Number: L401E373
• Description: Triacs 400V 1A Sensing 3-3-3-3mA
• Manufacturer: Littelfuse Inc

Specifications of L401E373

• Rated Repetitive Off-state Voltage Vdrm: 400 V
• Breakover Current Ibo Max: 20 A
• On-state Rms Current (it Rms): 1 A
• Off-state Leakage Current @ Vdrm Idrm: 0.002 mA
• Gate Trigger Voltage (vgt): 1.3 V
• Gate Trigger Current (igt): 3 mA
• Holding Current (ih Max): 5 mA
• Forward Voltage Drop: 1.6 V
• Mounting Style: Through Hole
• Package / Case: TO-92
• Maximum Operating Temperature: + 110 C
• Minimum Operating Temperature: - 65 C
• Repetitive Peak Forward Blocking Voltage: 400 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Data Sheets
Figure E9.9 Comparison of Sidac versus SCR for Gas Ignitor Circuit
Figure E9.10 Circuit (Low Voltage Input) for Gas Ignition
Figure E9.11 Typical High Pressure Sodium Lamp Firing Circuit
©2004 Littelfuse, Inc.
Thyristor Product Catalog
24 V ac
Sidac
60 Hz
-
10 µF
50 V
120 V ac
60 Hz
100-250 V ac
60 Hz
+
3.3 k
120 V ac
Ballast
100 V
-
4.7 µF
SCR
+
0.47 µF
16 mH
400 V
+
-
Lamp
4.7 µF
100 V
Sidac
220 V ac
60 Hz
4.7 k
7.5 k
½ W
Ballast
220 V ac
100-250 V ac
60 Hz
1.2 µF
Sidac
0.22 µF
200 V
Ignitor
K1200E
H.V.
Sidac
Lamp
E9 - 5
Figure E9.12 Xenon Lamp Flashing Circuit
Figure E9.13 Dynamic Holding Current Test Circuit for Sidacs
Figure E9.14 Basic Sidac Circuit
100-250 V ac
60 Hz
I
H
120 V ac
100
2 W
60 Hz
100-250 V ac
I
PK
60 Hz
V
-
10 µF
250 V
Scope Indication
BO
I
H
+
Trace Stops
Load
Push to test
V
V
BO
BO
Conduction
120-145
Angle
S1
S1
+
-
10 µF
450 V
˚
Xenon Lamp
Scope
100 Ω
Switch to test
in each direction
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1%
Transformer
4 kV
Trigger
[phone]
20:1
K2200G
Load Current
Device
Under
Test
400 V
Sidac
200-
0.01 µF
400 V
Sidac
20 M
I
I
H
H