SEF301B ~ SEF306B
Elektronische Bauelemente
Voltage 50 V ~ 800 V
3.0 Amp High Efficiency Recovery Rectifiers
RoHS Compliant Product
A suffix of “-C” specifies halogen & lead-free
FEATURES
SMB
Ideal for surface mount applications
Easy pick and place
Built-in strain relief
Fast switching speed
A
B
C
MECHANICAL DATA
Case: Molded plastic
Epoxy：UL 94V-0 rate flame retardant
Metallurgically bonded construction
Polarity：Color band denotes cathode end
Mounting position：Any
Weight: 1.10 grams
REF.
A
B
C
D
H
D
G
E
F
PACKAGE INFORMATION
Package
SMB
MPQ
3K
Leader Size
13’ inch
Millimeter
Min.
Max.
1.91
2.11
4.06
4.70
3.30
3.94
2.13
2.44
REF.
E
F
G
H
Millimeter
Min.
Max.
-
0.203
5.08
5.59
0.76
1.27
0.15
0.31
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(Rating 25°C ambient temperature unless otherwise specified. Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, de-rate current by 20%.)
Part Number
Parameter
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current. 375”(9.5mm) Lead Length
@T
A
=55°C
Peak Forward Surge Current, 8.3ms single
half sine-wave superimposed on rated load
Maximum Instantaneous Forward Voltage @
3.0A
Maximum DC Reverse Current T
A
=25°C
at Rated DC Blocking Voltage
T
A
=100°C
Maximum Reverse Recovery Time
1
Typical Junction Capacitance
2
Operating & Storage Temperature
Symbol
V
RRM
V
RMS
V
DC
I
F
I
FSM
V
F
I
R
T
RR
C
J
T
J
,T
STG
SEF
301B
SEF
302B
SEF
303B
SEF
304B
SEF
305B
SEF
306B
Unit
V
V
V
A
A
50
35
50
100
70
100
200
140
200
3
80
400
280
400
600
420
600
800
560
800
1
5.0
100
50
1.3
1.5
1.7
V
μA
75
15
-65~ 175
nS
pF
°C
Notes:
1. Reverse Recovery Time test condition：I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
http://www.SeCoSGmbH.com/
Any changes of specification will not be informed individually.
23-May-2011 Rev. C
Page 1 of 2
SEF301B ~ SEF306B
Elektronische Bauelemente
Voltage 50 V ~ 800 V
3.0 Amp High Efficiency Recovery Rectifiers
RATINGS AND CHARACTERISTIC CURVES
http://www.SeCoSGmbH.com/
Any changes of specification will not be informed individually.
23-May-2011 Rev. C
Page 2 of 2
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