®
BYT71-800
FAST RECOVERY RECTIFIER DIODES
Table 1: Main Product Characteristics
I
F(AV)
V
RRM
T
j
V
F
(max)
t
rr
(max)
6A
800 V
150°C
1.4 V
300 ns
K
A
TO-220AC
FEATURES AND BENEFITS
■
■
High voltage capability
Fast and soft recovery
Table 2: Order Code
Part Number
BYT71-800
DESCRIPTION
Single chip rectifier suited for power conversion
and polarity protection applications.
This device is packaged in TO-220AC.
Table 3: Absolute Maximum Ratings
Symbol
V
RRM
I
F(RMS)
I
F(AV)
I
FSM
Repetitive peak reverse voltage
RMS forward voltage
O
so
b
T
stg
T
j
te
le
Average forward current
Surge non repetitive forward current
Storage temperature range
Maximum operating junction temperature
r
P
uc
od
s)
t(
bs
-O
et
l
o
P
e
od
r
s)
t(
uc
Marking
BYT71800
Parameter
Value
800
12
T
c
= 130°C
t
p
= 10ms sinusoidal
6
90
-65 to + 150
150
Unit
V
A
A
A
°C
°C
δ
= 0.5
April 2005
REV. 1
1/6
BYT71-800
Table 4: Thermal Resistance
Symbol
R
th(j-c)
Junction to case
Parameter
Value (max).
2.3
Unit
°C/W
Table 5: Static Electrical Characteristics
Symbol
I
R
*
Parameter
Reverse leakage current
Test conditions
T
j
= 25°C
T
j
= 100°C
T
j
= 25°C
T
j
= 100°C
V
R
= V
RRM
Min.
Typ
Max.
20
1
1.4
V
1.3
Unit
µA
mA
V
F
**
Pulse test:
Forward voltage drop
* tp = 5 ms,
δ
< 2%
** tp = 380 µs,
δ
< 2%
I
F
= 6A
To evaluate the conduction losses use the following equation: P = 1.15 x I
F(AV)
+ 0.025 I
F (RMS)
2
Table 6: Recovery Characteristics
Symbol
t
rr
Parameter
Reverse recovery
time
T
j
= 25°C
Test conditions
I
F
= 1A dI
F
/dt = -15 A/µs V
R
=30V
O
so
b
te
le
r
P
uc
od
s)
t(
bs
-O
et
l
o
P
e
Min. Typ Max. Unit
300
ns
od
r
s)
t(
uc
2/6
BYT71-800
Figure 1: Average forward power dissipation
versus average forward current
P
F(AV)
(W)
10
9
8
7
6
5
4
3
2
1
0
0
1
2
3
T
δ
= 0.05
δ
= 0.1
δ
= 0.2
δ
= 0.5
Figure 2: Average current versus ambient
temperature (δ = 0.5)
I
F(AV)
(A)
8
7
R
th(j-a)
=R
th(j-c)
6
δ
=1
5
R
th(j-a)
=15°C/W
4
3
2
1
T
I
F(AV)
(A)
4
5
6
δ
=tp/T
7
tp
0
δ
=tp/T
0
25
tp
50
T
amb
(°C)
75
100
125
150
8
Figure 3: Relative variation of thermal
impedance junction to case versus pulse
duration
Z
th(j-c)
/R
th(j-c)
1
Figure 4: Peak current versus form factor
I
M
(A)
50
45
δ
= 0.5
40
35
P = 7.5W
0.5
δ
= 0.2
δ
= 0.1
30
25
0.2
Single pulse
T
t
p
(s)
0.1
0.001
0.01
0.1
δ
=tp/T
Figure 5: Peak reverse current versus dI
F
/dt
(90% confidence)
I
RM
(A)
50
T
j
=100°C
b
O
1
10
10
so
te
le
r
P
uc
od
I
F
=I
F(AV)
s)
t(
tp
1
bs
-O
20
15
10
5
0
0
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
et
l
o
0.2
P
e
P = 10W
od
r
s)
t(
uc
T
δ
=tp/T
tp
P = 5W
δ
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
0.1
Figure 6: Forward voltage drop versus forward
current (maximum values)
V
FM
(V)
T
j
=100°C
dI
F
/dt(A/µs)
20
50
100
200
500
0.5
0
0.1
1
I
FM
(A)
10
100
200
3/6
BYT71-800
Figure 7: Recovery charges versus dI
F
/dt
(90% condidence)
Q
rr
(µC)
10
T
j
=100°C
Figure 8: Peak forward voltage versus dI
F
/dt
(90% confidence
V
FP
(V)
40
35
30
T
j
=100°C
5
25
I
F
=I
F(AV)
I
F
=I
F(AV)
20
15
2
10
5
0
10
20
50
100
200
500
0
10
20
30
dI
F
/dt(A/µs)
1
dI
F
/dt(A/µs)
40
50
60
70
80
90
100
Figure 9: Recovery time versus dI
F
/dt (90%
confidence)
t
fr
(µs)
2.00
T
j
=100°C
Figure 10: Junction capacitance versus
reverse voltage applied (typical values)
C(pF)
100
1.75
I
F
=I
F(AV)
1.50
1.25
1.00
0.75
0.50
0.25
10
dI
F
/dt(A/µs)
0.00
0
10
20
30
40
50
60
70
Figure 11: Dynamic
junction temperature
1.50
Q
rr
;I
RM
[T
j
] / Q
rr
;I
RM
[T
j
=100°C)
1.25
1.00
0.75
O
0.50
so
b
0
te
le
I
RM
Q
rr
r
P
uc
od
parameters
s)
t(
80
90
100
so
b
-O
1
1
te
le
10
r
P
od
s)
t(
uc
F=1MHz
V
OSC
=30mV
RMS
T
j
=25°C
V
R
(V)
100
1000
versus
0.25
T
j
(°C)
0.00
25
50
75
100
125
150
4/6
BYT71-800
Figure 12: TO-220AC Package Mechanical Data
REF.
H2
ØI
L5
L7
L6
L2
C
A
F1
L9
L4
F
D
M
E
G
A
C
D
E
F
F1
G
H2
L2
L4
L5
L6
L7
L9
M
Diam. I
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
4.40
4.60
0.173
0.181
1.23
1.32
0.048
0.051
2.40
2.72
0.094
0.107
0.49
0.70
0.019
0.027
0.61
0.88
0.024
0.034
1.14
1.70
0.044
0.066
4.95
5.15
0.194
0.202
10.00
10.40
0.393
0.409
16.40 typ.
0.645 typ.
13.00
14.00
0.511
0.551
2.65
2.95
0.104
0.116
15.25
15.75
0.600
0.620
6.20
6.60
0.244
0.259
3.50
3.93
0.137
0.154
2.6 typ.
0.102 typ.
3.75
3.85
0.147
0.151
Table 7: Ordering Information
Ordering type
BYW71-800
■
■
■
■
Marking
BYW71800
Epoxy meets UL94, V0
Cooling method: by conduction (C)
Recommended torque value: 0.55 m.N. (TO-220AC)
Maximum torque value: 0.70 m.N. (TO-220AC)
Table 8: Revision History
O
so
b
Date
te
le
r
P
uc
od
Revision
1
s)
t(
TO-220AC
bs
-O
Package
et
l
o
1.90 g
P
e
od
r
s)
t(
uc
Weight
Base qty
50
Delivery mode
Tube
Description of Changes
First issue.
16-Apr-2005
5/6
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