®
BYW29(F)
HIGH EFFICIENCY FAST RECOVERY RECTIFIER DIODES
FEATURES
SUITED FOR SMPS
VERY LOW FORWARD LOSSES
NEGLIGIBLE SWITCHING LOSSES
HIGH SURGE CURRENT CAPABILITY
HIGH AVALANCHE ENERGY CAPABILITY
INSULATED VERSION (ISOWATT220AC) :
Insulating voltage = 2000 V DC
Capacitance = 12 pF
A
K
K
A
DESCRIPTION
Single chip rectifier suited for switchmode power
supply and high frequency DC to DC converters.
Packaged in TO-220AC or ISOWATT220AC this
device is intended for use in low voltage, high
frequency inverters, free wheeling and polarity
protection applications.
TO-220AC
(Plastic)
BYW29-200
isolated
ISOWATT220AC
(Plastic)
BYW29F-200
ABSOLUTE MAXIMUM RATINGS
Symbol
I
F(RMS)
I
F(AV)
RMS forward current
Parameter
Value
16
Unit
A
A
Average forward current
δ
= 0.5
TO-220AC
ISOWATT220AC
Tc=120°C
Tc=100°C
tp=10ms
sinusoidal
8
8
80
- 65 to + 150
- 65 to + 150
I
FSM
Tstg
Tj
Surge non repetitive forward current
Storage and junction temperature range
A
°C
°
C
Symbol
V
RRM
Parameter
Repetitive peak reverse voltage
Value
200
Unit
V
October 1999 - Ed: 2D
1/6
BYW29(F)
THERMAL RESISTANCE
Symbol
Rth (j-c)
Junction to case
Parameter
TO-220AC
ISOWATT220AC
Value
2.8
5.0
Unit
°C/W
ELECTRICAL CHARACTERISTICS
STATIC CHARACTERISTICS
Symbol
I
R
*
T
j
= 25
°
C
T
j
= 100
°
C
V
F **
T
j
= 125
°
C
T
j
= 125
°
C
T
j
= 25°C
I
F
= 5 A
I
F
= 10 A
I
F
= 10 A
Test Conditions
V
R
= V
RRM
Min.
Typ.
Max.
10
0.6
0.85
1.05
1.15
Unit
µA
mA
V
Pulse test :* tp = 5 ms, duty cycle < 2 %
** tp = 380
µs,
duty cycle < 2 %
To evaluate the conduction losses use the following equation :
P = 0.65 x I
F(AV)
+ 0.040 x I
F2(RMS)
RECOVERY CHARACTERISTICS
Symbol
trr
T
j
= 25°C
Test Conditions
I
F
= 0.5A
I
R
= 1A
I
F
= 1A
V
R
= 30V
tfr
T
j
= 25
°
C
T
j
= 25
°
C
I
F
= 1A
V
FR
= 1.1 x V
F
I
F
= 1A
Irr = 0.25A
Min.
Typ.
Max.
25
Unit
ns
dI
F
/dt = -50A/µs
35
tr = 10 ns
15
ns
V
FP
tr = 10 ns
2
V
2/6
BYW29(F)
Fig.1 :
Average forward power dissipation versus
average forward current.
P F(av)(W)
=0.05
=0.1
=0.2
=0.5
=1
Fig.2 :
Peak current versus form factor.
12
10
8
6
160
140
120
100
80
T
IM(A)
T
IM
P=10W
=tp/T
tp
4
2
IF(av)(A)
=tp/T
tp
60
40
P=5W
P=15W
20
0
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
1
0
0
1
2
3
4
5
6
7
8
9
10 11
Fig.3 :
Forward voltage drop versus forward
current (maximum values).
VFM(V)
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
IFM(A)
Tj= 125
o
C
0.1
1
10
100
Fig.4 :
Relative variation of thermal impedance
junction to case versus pulse duration.
(TO-220AC)
1.0
K
Zth(j-c) (tp. )
K =
Rth(j-c)
=0.5
=0.2
Fig.5 :
Relative variation of thermal impedance
junction to case versus pulse duration.
(ISOWATT220AC)
1
K
Zth(j-c) (tp. )
K =
Rth(j-c)
=0.5
0.8
0.5
0.6
= 0 .2
= 0 .1
0.4
T
T
= 0 .1
Single pulse
0.2
Single pulse
0.2
0.1
1.0E-03
1.0E-02
tp(s)
1.0E-01
=tp/T
tp
1. 0E+00
0
1.0E-03
1.0E-02
tp(s)
1.0E-01
=tp/T
1.0 E+00
tp
1. 0E+01
3/6
BYW29(F)
Fig.6 :
Non repetitive surge peak forward current
versus overload duration.
(TO-220AC)
80
70
60
50
40
30
20
10
0
0.001
IM
t
=0.5
Fig.7 :
Non repetitive surge peak forward current
versus overload duration.
(ISOWATT220AC)
60
50
40
Tc=25
o
C
IM(A)
IM(A)
Tc=25
o
C
30
Tc=50
o
C
Tc=75
o
C
Tc=120
o
C
20
IM
Tc=100
o
C
t
=0.5
10
1
0
0.001
t(s)
0.01
0.1
t(s)
0.01
0.1
1
Fig.8 :
Average
temperature.
(
δ
: 0.5) (TO-220AC)
10
9
8
7
6
5
4
3
2
1
0
0
IF(av)(A)
current
versus
ambient
Fig.9 :
Average current
temperature.
(
δ
: 0.5) (ISOWATT220AC)
10
9
8
7
6
5
4
3
2
1
0
0
IF(av)(A)
versus
ambient
Rth(j-a)=Rth(j-c)
Rth(j-a)=Rth(j-c)
Rth(j-a)=15
o
C/W
Rth(j-a)=15
o
C/W
=0.5
T
=0.5
T
=tp/T
tp
Tamb(
o
C)
=tp/T
tp
Tamb(
o
C)
20
40
60
80
100
120
140
160
20
40
60
80
100
120
140
160
Fig.10 :
Junction capacitance versus reverse
voltage applied (Typical values).
C(pF)
F=1Mhz Tj=25
o
C
Fig.11 :
Recovery charges versus dI
F
/dt.
QRR(nC)
90 %CONFIDENCE Tj-100
O
C
IF=IF(av)
VR(V)
dIF/dt(A/us)
4/6
BYW29(F)
Fig.12 :
Peak reverse current versus dIF/dt.
Fig.13 :
Dynamic parameters versus junction
temperature.
QRR;IRM[Tj]/QRR;IRM[Tj=125
o
C]
IF=IF(av)
IRM(A)
90% CONFIDENCE
Tj-100
O
C
IRM
QRR
dIF/dt(A/us)
Tj(
o
C)
PACKAGE MECHANICAL DATA
ISOWATT220AC (JEDEC outline)
A
H
B
REF.
Diam
DIMENSIONS
Millimeters
Inches
Min.
Max.
4.40
4.60
2.50
2.70
2.40
2.75
0.40
0.70
0.75
1.00
1.15
1.70
4.95
5.20
10.00
10.40
16.00 typ.
28.60
30.60
15.90
16.40
9.00
9.30
3.00
3.20
Min.
Max.
0.173
0.181
0.098
0.106
0.094
0.108
0.016
0.028
0.030
0.039
0.045
0.067
0.195
0.205
0.394
0.409
0.63 typ.
1.125
1.205
0.626
0.646
0.354
0.366
0.118
0.126
L6
L2
L3
L7
F1
F
G
D
E
A
B
D
E
F
F1
G
H
L2
L3
L6
L7
Diam
Cooling method : C
Marking : Type number
Weight : 2 g
Recommended torque value : 0.55m.N
Maximum torque value : 0.70m.N
5/6
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