鈮?/div>
60 ns
SOT78 (TO220AB)
GENERAL DESCRIPTION
Dual, common cathode, ultra-fast,
epitaxial rectifier diodes intended
for use as output rectifiers in high
frequency switched mode power
supplies.
The BYV34 series is supplied in the
conventional
leaded
SOT78
(TO220AB) package.
PINNING
PIN
1
2
3
tab
DESCRIPTION
anode 1
cathode
anode 2
cathode
tab
1 23
LIMITING VALUES
Limiting values in accordance with the Absolute Maximum System (IEC 134).
SYMBOL
V
RRM
V
RWM
V
R
I
O(AV)
I
FRM
I
FSM
PARAMETER
Peak repetitive reverse voltage
Crest working reverse voltage
Continuous reverse voltage
Average rectified output current
(both diodes conducting)
1
Repetitive peak forward current
per diode
Non-repetitive peak forward
current per diode.
Storage temperature
Operating junction temperature
CONDITIONS
BYV34
T
mb
鈮?/div>
138藲C
square wave;
未
= 0.5;
T
mb
鈮?/div>
115 藲C
t = 25
碌s; 未
= 0.5;
T
mb
鈮?/div>
115 藲C
t = 10 ms
t = 8.3 ms
sinusoidal; with reapplied
V
RRM(max)
-
-
-
-
-
-
-
-40
-
MIN.
-300
300
300
300
MAX.
-400
400
400
400
20
20
120
132
150
150
-500
500
500
500
UNIT
V
V
V
A
A
A
A
藲C
藲C
T
stg
T
j
THERMAL RESISTANCES
SYMBOL
R
th j-hs
R
th j-a
PARAMETER
Thermal resistance junction to
heatsink
Thermal resistance junction to
ambient
CONDITIONS
per diode
both diodes conducting
in free air.
MIN.
-
-
-
TYP.
-
-
60
MAX.
2.4
1.6
-
UNIT
K/W
K/W
K/W
1
Neglecting switching and reverse current losses
October 1998
1
Rev 1.400
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