ST40 Littelfuse Inc, ST40 Datasheet - Page 3

• Manufacturer Part Number: ST40
• Description: Diacs 35-45V
• Manufacturer: Littelfuse Inc

Specifications of ST40

• Mounting Style: SMD/SMT
• Package / Case: DO-214-2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Data Sheets
Figure E8.1 Typical Diac/Triac Full-wave Phase Control Circuit Using
Figure E8.2 Repetitive Peak On-state Current versus Pulse Duration

Thyristor Product Catalog
2004 Littelfuse, Inc.
120 V ac
60 Hz
Lower Voltage Diacs.
LOAD — Up to 1500 W
0.1 µF
100 V
200 k
3.3 k
.005
.003
.002
.001
0.05
0.03
0.02
5.0
3.0
2.0
1.0
0.5
0.3
0.2
0.1
.01
10
1
PULSE REPETITION RATE = 120 pps
2
Bilateral
Trigger
HT-35
Q2015L5
Diac
Safe Operating
Triac
T
4
A
= 40 ˚C
6
G
Area
10
MT2
MT1
20
Base Pulse Duration – µs
HT-60
E8 - 3
40 60 100
200
HT-32x, -34x, -35, -36x, -40
HT-5761, -5761A, -5762
ST-32x, -34x, -35, -36x, -40
400 6001000
2000
4000
10000
http://www.littelfuse.com
[phone]
Diac