Littelfuse Dxx25L Series - Manual

379
Revised: 09/23/13
©2013 Littelfuse, Inc
Specifications are subject to change without notice.
Teccor ® brand Thyristors
15 / 20 / 25 Amp Rectifiers
Dxx15L & Dxx20L & Dxx25L Series
Dxx15L & Dxx20L & Dxx25L Series
Description
Main Features
Silicon rectifiers that are excellent for DC phase control
applications with motor loads.
Isolated mounting tab allows for use in circuits with
common anode or common cathode connections.
Symbol Value Unit
I
T(RMS)
15 / 20 / 25 A
V
RRM
400 to 1000 V
Absolute Maximum Ratings
Symbol Parameter Test Conditions
Value
Unit
Dxx15L Dxx20L Dxx25L
I
F(RMS)
RMS forward current
Dxx15L: T
C
= 85°C
Dxx20L/Dxx25L: T
C
= 80°C
15 20 25 A
I
F(AV)
Average forward current 9.5 12.7 15.9 A
I
FSM
Peak non-repetitive surge current
single half cycle; f = 50Hz;
T
J
(initial) = 25°C
188 255 300
A
single half cycle; f = 60Hz;
T
J
(initial) = 25°C
225 300 350
I 2 t I 2 t Value for fusing t
p
= 8.3 ms 210 374 508 A 2 s
T
stg
Storage temperature range -40 to 150 °C
T
J
Operating junction temperature range -40 to 125 °C
Note: xx = voltage
Schematic Symbol
A K
Applications
Typical applications are AC to DC solid-state switches for
industrial power tools, exercise equipment, white goods,
and commercial appliances.
Internally constructed isolated package is offered for ease
of heat sinking with highest isolation voltage.
Features & Benefits
t

3P)4
$PNQMJBOU
t

(MBTT
o
QBTTJWBUFE

junctions
t

7PMUBHF
DBQBCJMJUZ
VQ
UP

1000 V
t

4VSHF
DBQBCJMJUZ
VQ
UP

350 A
Agency Approval
Agency Agency File Number
®
L Package : E71639