Littelfuse Sxx40x Series - Manual

313
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor ® brand Thyristors
40 Amp Standard SCRs
Sxx40x Series
Sxx40x Series
Description
Excellent unidirectional switches for phase control
applications such as heating and motor speed controls.
Standard phase control SCRs are triggered with few
milliamperes of current at less than 1.5V potential.
Features & Benefits
t

3P)4
DPNQMJBOU
t

(MBTT
o
QBTTJWBUFE

junctions
t

7PMUBHF
DBQBCJMJUZ
VQ

to 1000 V
t

4VSHF
DBQBCJMJUZ
VQ
UP

520 A
Main Features
Symbol Value Unit
I
T(RMS)
40 A
V
DRM
/ V
RRM
400 to 1000 V
I
GT
40 mA
Absolute Maximum Ratings
Symbol Parameter Test Conditions Value Unit
I
T(RMS)
RMS on-state current T
C
= 100°C 40 A
I
T(AV)
Average on-state current T
C
= 100°C 25.0 A
I
TSM
Peak non-repetitive surge current
single half cycle; f = 50Hz;
T
J
(initial) = 25°C
430
A
single half cycle; f = 60Hz;
T
J
(initial) = 25°C
520
I 2 t I 2 t Value for fusing t
p
= 8.3 ms 1122 A 2 s
di/dt Critical rate of rise of on-state current f = 60Hz ; T
J
= 125°C 175 A/μs
I
GM
Peak gate current T
J
= 125°C 3.5 A
P
G(AV)
Average gate power dissipation T
J
= 125°C 0.8 W
T
stg
Storage temperature range -40 to 150 °C
T
J
Operating junction temperature range -40 to 125 °C
Applications
Typical applications are AC solid-state switches, industrial
power tools, exercise equipment, white goods and
commercial appliances.
Schematic Symbol
A K
G