DC COMPONENTS BY255 Инструкция по эксплуатации онлайн
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DC COMPONENTS BY255 Инструкция по эксплуатации онлайн

DC COMPONENTS BY255 Инструкция по эксплуатации онлайн
BY251
THRU
BY255
Dimensions in inches and (millimeters)
RECTIFIER SPECIALISTS
R
DC COMPONENTS CO., LTD.
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Operating and Storage Temperature Range
Volts
Amps
3.0
200
-55 to +150
UNITS
Typical Thermal Resistance
(Note 2)
30
1.1
5.0
Maximum DC Reverse Current at Rated
DC Blocking Voltage
Maximum Instantaneous Forward Voltage at 3.0A DC
µAmps
BY251 BY252 BY253 BY254 BY255
o
C/W
Typical Junction Capacitance (Note
1
)
40
pF
Maximum Average Forward Rectified Current
375"(9.5mm) lead length
at T
A
= 75 C
o
500
o
C
Volts
Volts
Amps
Volts
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
@ TA=25
o
C
@ TA=100
o
C
Maximum Full Load Reverse Current Average, Full
Cycle .375”(9.5mm) lead length at TL = 55
o
C
30
DO-27
1.0(25.4)
MIN.
.375(9.5)
.335(8.5)
1.0(25.4)
MIN.
DIA.
DIA.
.052(1.3)
.048(1.2)
.220(5.6)
.197(5.0)
200 400 600 800 1300
200 400 600 800 1300
140 280 420 560 910
SYMBOL
V
RRM
V
DC
I
O
I
FSM
T
J
,T
STG
V
RMS
Rθ
JA
V
F
I
R
C
J
o
* Low cost
*Low leakage
*Low forward voltage drop
*High current capability
FEATURES
MECHANICAL DATA
*Case: Molded plastic
* Epoxy: UL 94V-0 rated flame retardant
*Lead: MIL-STD-202E, Method 208 guaranteed
*Polarity: Color band denotes cathode end
* Mounting position: Any
*Weight: 1.18 gram approx.
Note 1: Measured at 1 MHz and applied reverse voltage of 4.0 volts.
Note 2: Typical thermal resistance from junction to ambient.
TECHNICAL SPECIFICATIONS OF GENERAL PURPOSE SILICON RECTIFIER
VOLTAGE RANGE - 50 to 1000 Volts CURRENT - 3.0 Amperes
REV-3,MAY,2017 www.dccomponents.com1

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