GOOD-ARK BY253, BY255, BY251, BY254, BY252 Datasheet
Features
Low cost
Diffused junction
High current capability
The plastic material carries U/L recognition 94V-0
Terminals: Axial leads
Polarity: Color band denotes cathode
Mounting Instruction
Min. distance from body to soldering point, 4mm
Max. solder temperature, 350
Max. soldering time: 3.5 Sec.
Do not bend lead at a point closer than 3mm to the body
BY251 THRU BY255
GENERAL PURPOSE PLASTIC RECTIFIER
Reverse Voltage -
Forward Current -
DIM
A 0.283 0.374 7.2 0 9.50
B 0.189 0.208 4.80 5.30
C 0.048 0.051 1.2 0 1.30
D 1.000 - 25.40 -
inche s mm
Min. Max. Min. Max.
200 to 1300 Volts
3.0 Amperes
DIMENSIONS
Note
Maximum Ratings and Electrical Characteristics
Symbols BY251 BY252 BY253 BY254 BY255 Units
Peak repetitive reverse voltage V
Forward current at T
8.3mS peak forward surge current I
Recurrent peak forward current I
Maximum forward voltage drop at I
Maximum reverse current at V
Maximum thermal resistance (I=10mm) R
Operating and storage temperature range TJ, T
=50 I
amb
=3.0A V
F
RRM
RRM
(AV)
FSM
FRM
I
R
200 400 600 800 1300 Volts
F
JA
STG
1
3.0 Amps
100.0 Amps
20.0 Amps
1.1 Volts
10.0
30.0
-65 to +150
A
/W
RATINGS AND CHARACTERISTIC CURVES
2
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