BY550-50 THRU BY550-1000
Features
· Low cost
· Diffused junction
· High current capability
· The plastic material carries U/L recognition 94V-0
CURRENT 5.0 Amperes
VOLTAGE 50 to 1000 Volts
DO-201AD
0.210(5.3)
0.188(4.8)
DIA.
1.0(25.4)
MIN.
Mechanical Data
· Case : JEDEC DO-201AD molded plastic body
· Terminals : Plated axial lead solderable per MIL-STD-750,
method 2026
· Polarity : Color band denotes cathode end
· Mounting Position : Any
· Weight : 0.042 ounce, 1.1 grams
0.375(9.5)
0.285(7.2)
0.042(1.1)
0.037(0.9)
DIA.
1.0(25.4)
MIN.
Dimensions in inches and (millimeters)
Maximum Ratings And Electrical Characteristics
(Ratings at 25℃ ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive
load. For capacitive load, derate by 20%)
Symbols
Maximum recurrent peak reverse voltage
Maximum average forward rectified current
at T
A
=60℃
Recurrent peak Forward Current
Peak forward surge current 8.3ms half sine
wave superimposed on rated load
Maximum instantaneous forward voltage
at 5.0A
Maximum reverse current at rated DC
blocking voltage
Typical thermal resistance
Operating and storage temperature range
V
RRM
I
(AV)
I
FRM
I
FSM
V
F
I
R
Rθ
JA
T
J
T
STG
BY550 BY550 BY550 BY550 BY550 BY550 BY550
-50
-100
-200
-400
-600
-800 -1000
50
100
200
400
5.0
60.0
300.0
1.1
20.0
30.0
-65 to +150
600
800
1000
Units
Volts
Amps
Amps
Amps
Volts
μA
℃/W
℃
Notes:
(1) Measured at 1MHz and applied reverse voltage of 4.0V DC.
RATINGS AND CHARACTERISTIC CURVES BY550-50 THRU BY550-1000
FIG.1-FORWARD CURRENT DERATING CURVE
8
10mm
10mm
FIG.2-TYPICAL FORWARD CHARACTERISTICS
100000
7
AVERAGE FORWARD CURRENT AMPERES
10000
INSTANTANEOUS FORWARD CURRENT(AMPERES)
6
5
4
R-Load
1000
T
J
=25℃
3
2
1
0
0
25
50
75
100
125
150
175
C-Load
100
Typ.values
10
LEAD TEMPERATURE (
℃)
1
0.1
0.3
0.5
0.7
0.9
1.1
1.3
1.5
INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
1000
FIG.4-TYPICAL THERMAL RESISTANCE
50
400
PERMISSIBLE SURGE CURRENT(A)
1 Cycle
R
0JA
THERMAL RESISTANCE JUNCTION AMBIENT(℃/W)
I
FM
40
Max
200
T
J
=25℃
30
100
20
Typ
40
10
L
L
20
1
2
4
10
20
100
0
0
5
10
15
NUMBER OF CYCLES AT 50Hz
20
25
30
L, LEAD LENGTH (mm)