BL
FEATURES
Low cost
Low leakage
GALAXY ELECTRICAL
VOLTAGE RANGE:
1500
V
CURRENT:
12.0
A
BY459
SUPER FAST RECTIFIERS
TO
-
220AC
Diffused junction
Low forward voltage drop
High current capability
Easily cleaned with alcohol,Isopropanol and
similar solvents
The plastic material carries U/L recognition 94V-0
MECHANICAL DATA
Case:JEDEC
TO--220AC,molded
plastic
Terminals: Axial lead ,solderable per MIL-STD202,Method 208
Polarity: Color band denotes cathode
Weight: 0.078ounces,2.24 grams
Mounting position: Any
mm
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
ambient temperature unless otherwise specified.
Single phase,half wave,50Hz,resistive or inductive load. For capacitive load,derate by 20%.
BY459
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forw ard rectified current
9.5mm lead length,
@T
A
=75
UNITS
V
V
V
A
V
RRM
V
RMS
V
DC
I
F(AV)
1500
1050
1500
12.0
Peak forw ard surge current
8.3ms single half-sine-w ave
superimposed on rated load
@T
J
=125
I
FSM
110.0
A
Maximum instantaneous forw ard voltage
@
6.5A
Maximum reverse current
at rated DC blocking voltage
Maximum reverse recovery time
Typical
thermal resistance
Typical thermal resistance
@T
A
=25
@T
A
=100
(Note1)
(Note2)
(Note3)
V
F
I
R
t
rr
R
Θ
Jmb
R
θ
JA
T
J
T
STG
1.30
10.0
100
0.35
1.5
60
- 55 ----- + 150
- 55 ----- + 150
V
A
µ
s
K/W
K
/W
Operating junction temperature range
Storage temperature range
NOTE: 1. Measured with I
F
=0.5A, I
R
=1A, I
rr
=0.25A.
2. Thermal resistance from junction to case.
3. Thermal resistance f rom junction to ambient.
www.galaxycn.com
Document Number 0264038
BL
GALAXY ELECTRICAL
1.
RATINGS AND CHARACTERISTIC CURVES
FIG.1 -- FORWARD DERATING CURVE
AVERAGE FORWARD CURRENT , A
PEAKFORWARDSURGECURRENT
AMPERES
15
BY459
FIG.2 -- PEAK FORWORD SURGE CURRENT
160
140
120
100
80
60
40
20
0
1
2
4
8 1
0
20
12
9.0
6.0
3.0
Single Phase
Half Wave 60H
Z
Resistive or
Inductive Load
0.375"(9.5mm)Lead Length
1
5
2
0
0
25
50
7
5
100
150
40 60 80 100
AMBIENT TEMPERATURE ,
NUMBER OF CYCLES AT 60H
Z
INSTANTANEOUS FORWARD CURRENT ,A
FIG.3 -- TYPICAL FORWORD CHARACTERISTIC
FIG.4--TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,pF
1000
600
400
200
100
60
40
20
100
10
4
2
1.0
0.4
0.2
0.1
0.06
0.04
0.02
0.01
0.6
0.8
1.0
1.2 1.4 1.6
T
J
=25
Pulse Width=300uS
T
J
=25
f=1.0MHz
10
0.1 0.2
0.4
1
2
4
10 20
40
100
INSTANTANEOUS FORWORD VOLTAGE, VOLTS
REVERSE VOLTAGE, VOLTS
FIG.5--AVERAGE FORWARD POWER DISSIPATION
7
DC
AVERAGE FORWARD POWER
6
DISSIPATION , W
RECT180
0
5
4
3
2
1
0
0
0 .5
1.0
1.5
0
HALF SINE WAVE
0
RECT120
RECT60
2.0
2.5
3.0
AVERAGE FORWARD CURRENT , A
www.galaxycn.com
Document Number 0264038
BL
GALAXY ELECTRICAL
2
.
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