Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
BYV34300M
BYV34400M
BYV34500M
V
RRM
Peak Repetitive Reverse Voltage
V
RWM
Working Peak Reverse Voltage
V
R
Continuous Reverse Voltage
I
FRM
Repetitive Peak Forward Current
t
p
= 10
m
s
I
F(AV)
Average Forward Current
T
case
= 70C
(switching operation,
d
= 0.5, both diodes conducting)
I
FSM
Surge Non Repetitive Forward Current
t
p
= 10 ms
T
stg
Storage Temperature Range
T
j
Maximum Operating Junction Temperature
300V
400V
500V
300V
300V
400V
300V
300V
400V
200A
20A
100A
65 to 200C
200C
MECHANICAL DATA
Dimensions in mm
16.
5
13.
5
10.
6
13.
70
2 . 5 4
B S C
1 0. 6
3 . 6
D ia .
0 . 8
4 . 6
1 . 0
2. 70
B S C
1 2 3
3 . 6 0 ( 0 . 1 4 2 )
M a x .
3 . 7 0 ( 0 . 1 4 6 )
3 . 4 1 ( 0 . 1 3 4 )
3 . 7 0 ( 0 . 1 4 6 )
3 . 4 1 ( 0 . 1 3 4 )
0 . 8 9
( 0 . 0 3 5 )
m i n .
4.
14
(
0.
163)
3.
84
(
0.
151)
10.
69
(
0
.
4
21)
10.
39
(
0
.
4
09)
9 . 6 7 ( 0 . 3 8 1 )
9 . 3 8 ( 0 . 3 6 9 )
1 1 . 5 8 ( 0 . 4 5 6 )
1 1 . 2 8 ( 0 . 4 4 4 )
16.
02
(
0
.
6
31)
15.
73
(
0
.
6
19)
0 . 5 0 ( 0 . 0 2 0 )
0 . 2 6 ( 0 . 0 1 0 )
0.
76
(
0
.
030) mi
n
.
1
3
2
HERMETICALLY SEALED
DUAL FAST RECOVERY
SILICON RECTIFIER
FOR HIREL APPLICATIONS
STANDARD (COMMON CATHODE)
COMMON ANODE
SERIES CONNECTION
FEATURES
HERMETIC TO220 METAL OR CERAMIC
SURFACE MOUNT PACKAGE
SCREENING OPTIONS AVAILABLE
ALL LEADS ISOLATED FROM CASE
VOLTAGE RANGE 300 TO 500V
AVERAGE CURRENT 20A
VERY LOW REVERSE RECOVERY TIME
trr = 35ns
VERY LOW SWITCHING LOSSES
TO220 METAL
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25C unless otherwise stated)
Prelim. 7/00
LAB
SEME
SMD1
CERAMIC SURFACE MOUNT
BYV34
300M
BYV34
400M
BYV34
500M
Applications include secondary rectification in
high frequency switching power supplies.
1
3
2
1
3
2
1
3
2
BYV34-xxxM
BYV34-xxxAM
BYV34-xxxRM
1 = A1 Anode 1
2 = K Cathode
3 = A2 Anode 2
1 = K1 Cathode 1
2 = A Anode
3 = K2 Cathode 2
1 = K1 Cathode 1
2 = Centre Tap
3 = A2 Anode
Common Cathode
Common Anode
Series Connection
ELECTRICAL CONNECTIONS
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail:
sales@semelab.co.uk
Website:
http://www.semelab.co.uk
Prelim. 7/00
LAB
SEME
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
I
R
Reverse Current
V
F
*
Forward Voltage
t
rr
Reverse Recovery Time
Q
rr
Recovered Charge
V
FP
Forward Recovery Overvoltage
V
R
= V
RWM
T
j
= 25C
V
R
= V
RWM
T
j
= 100C
I
F
= 30A
T
C
= 25C
I
F
= 10A
T
C
= 100C
I
F
= 1A
V
R
= 30V
di / dt = 100A/
m
s
I
F
= 2A
V
R
= 30V
di / dt = 20A/
m
s
di / dt = 10A/
m
s
I
F
= 10A
50
0.6
1.7
1.05
50
50
2.5
m
A
mA
V
ns
nC
V
ELECTRICAL CHARACTERISTICS
(per Diode) (Tcase = 25C unless otherwise stated)
* Pulse Test: t
p
300
m
s, duty cycle
2%.
R
q
JC
Thermal Resistance Junction Case
1.6
C/W
THERMAL CHARACTERISTICS
(TO220 METAL CASE)
Both diodes conducting.
BYV34300M
BYV34400M
BYV34500M
PDF 
ZIP