DFB54 Dynex Semiconductor, DFB54 Datasheet

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DFB54

Manufacturer Part Number
DFB54
Description
Fast Recovery Diode Semiconductor
Manufacturer
Dynex Semiconductor
Datasheet
Replaces March 1998 version, DS4219-2.4
APPLICATIONS
FEATURES
VOLTAGE RATINGS
Lower voltage grades available.
CURRENT RATINGS
DFB54 35
DFB54 34
DFB54 33
DFB54 32
DFB54 31
DFB54 30
Double Side Cooled
Single Side Cooled (Anode side)
Symbol
Type Number
Power Supplies
Freewheel Diode
Battery Chargers
D.C. Motor Control
Welding
Rectification
Double Side Cooling
High Surge Capability
Low Recovery Charge
I
I
I
F(RMS)
I
F(RMS)
F(AV)
F(AV)
I
I
F
F
Mean forward current
RMS value
Continuous (direct) forward current
Mean forward current
RMS value
Continuous (direct) forward current
Reverse Voltage
Repetitive Peak
3500
3400
3300
3200
3100
3000
V
V
RRM
Parameter
V
RSM
Conditions
= V
RRM
+ 100V
Half wave resistive load, T
T
T
Half wave resistive load, T
T
T
case
case
case
case
= 65
= 65
= 65
= 65
o
o
o
o
C
C
C
C
See Package Details for further information.
Conditions
Outline type code: DO200AD.
case
case
= 65
= 65
o
o
C
C
Fast Recovery Diode
KEY PARAMETERS
DS4219-3.0 January 2000
V
I
I
Q
t
F(AV)
FSM
rr
RRM
r
3350
3060
2080
1810
Max.
2135
1320
DFB54
1500 C
20000A
2135A
3500V
Units
6.5 s
A
A
A
A
A
A
1/7

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DFB54 Summary of contents

Page 1

... Low Recovery Charge VOLTAGE RATINGS Type Number Repetitive Peak Reverse Voltage V RRM V DFB54 35 3500 DFB54 34 3400 DFB54 33 3300 DFB54 32 3200 DFB54 31 3100 DFB54 30 3000 Lower voltage grades available. CURRENT RATINGS Symbol Parameter Double Side Cooled I Mean forward current F(AV) I RMS value F(RMS) I ...

Page 2

SURGE RATINGS Symbol Parameter I Surge (non-repetitive) forward current FSM for fusing I Surge (non-repetitive) forward current FSM for fusing THERMAL AND MECHANICAL DATA Symbol Parameter R Thermal ...

Page 3

DEFINITION OF K FACTOR AND Q Q RA1 CURVES 5000 Measured under pulse conditions 4000 3000 2000 1000 0 0.5 RA1 = 0. ...

Page 4

Measured under pulse conditions T = 150˚ 25˚C j 1.0 1.2 Instantaneous forward voltage V Fig.2 Maximum (limit) forward characteristics ...

Page 5

Fig.4 Typical reverse recovery current vs rate of rise of reverse current 0.1 0.01 0.001 0.0001 0.001 0.01 Fig.5 Maximum (limit) transient thermal impedance - junction to case - (˚C/ 100 Rate ...

Page 6

PACKAGE DETAILS - DO200AD For further package information, please contact your local Customer Service Centre. All dimensions in mm, unless stated otherwise. DO NOT SCALE. 2 holes Ø3.6 (One in each electrode) ASSOCIATED PUBLICATIONS Title Calculating the junction temperature or ...

Page 7

... Datasheet Annotations: Dynex Semiconductor annotate datasheets in the top right hard corner of the front page, to indicate product status. The annotations are as follows:- Target Information: This is the most tentative form of information and represents a very preliminary specification. No actual design work on the product has been started. ...

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