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BYW27-50 - BYW27-1000 SILICON RECTIFIERS
PRV : 50 - 1000 Volts Io : 1.0 Amperes
FEATURES :
* * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop
0.107 (2.7) 0.080 (2.0) 1.00 (25.4) MIN.
DO - 41
0.205 (5.2) 0.166 (4.2)
MECHANICAL DATA :
* Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.339 gram
0.034 (0.86) 0.028 (0.71)
1.00 (25.4) MIN.
Dimensions in inches and ( millimeters )
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%.
RATING Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 70C Peak Forward Surge Current 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Forward Voltage at IF = 1.0 Amp. Maximum DC Reverse Current Ta = 25 C at rated DC Blocking Voltage Ta = 100 C Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Junction Temperature Range Storage Temperature Range Notes :
SYMBOL VRRM VRMS VDC IF
BYW BYW BYW BYW BYW BYW BYW 27-50 27-100 27-200 27-400 27-600 27-800 27-100
UNIT Volts Volts Volts Amp.
50 35 50
100 70 100
200 140 200
400 280 400 1.0
600 420 600
800 560 800
1000 700 1000
IFSM VF IR IR(H) CJ RJA TJ TSTG
50 1.0 0.2 25 30 50 - 65 to + 175 - 65 to + 175
Amps. Volts A A pF C/W C C
(1) Measured at 1.0 MHz and applied reverse voltage of 4.0VDC (2) Thermal resistance from Junction to Ambient at 0.375" (9.5mm) Lead Lengths, P.C. Board Mounted.
UPDATE : MAY 27, 1998
RATING AND CHARACTERISTIC CURVES ( BYW27-50 - BYW27-1000 )
AVERAGE FORWARD OUTPUT CURRENT, AMPERES
1.0
PEAK FORWARD SURGE CURRENT, AMPERES
FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT
FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
50
Ta = 25 C
40
0.8
0.6
30
0.4
20
0.2
10
0
0 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100
AMBIENT TEMPERATURE, ( C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES
10
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
FORWARD CURRENT, AMPERES
10
Ta = 100 C
1.0
1.0
Pulse Width = 300 s 2% Duty Cycle
0.1
TJ = 25 C
0.1
Ta = 25 C
0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.01 0 20 40 60 80 100 120 140
FORWARD VOLTAGE, VOLTS
PERCENT OF RATED REVERSE VOLTAGE, (%)

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