BY550-50 ~ BY550-1000
PRV : 50 - 1000 Volts Io : 5.0 Amperes
FEATURES :
* * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free
SILICON RECTIFIER DIODES
DO - 201AD
0.21 (5.33) 0.19 (4.83)
1.00 (25.4) MIN.
0.375 (9.53) 0.285 (7.24)
MECHANICAL DATA :
* Case : DO-201AD 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 : 0.929 grams
0.052 (1.32) 0.048 (1.22)
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 = 60°C Peak Forward Surge Current 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Forward Voltage at I F = 5.0 Amps. Maximum DC Reverse Current at rated DC Blocking Voltage Ta = 25 °C Ta = 100 °C
SYMBOL VRRM VRMS VDC IF IFSM VF IR IR(H) CJ RθJA TJ TSTG
BY550 BY550 BY550 BY550 BY550 BY550 BY550 - 50 - 100 - 200 - 400 - 600 - 800 - 1000
UNIT V V V A A V μA μA pF °C/W °C °C
50 35 50
100 70 100
200 140 200
400 280 400 5.0 300 1.1 20 50 50 18
600 420 600
800 560 800
1000 700 1000
Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Junction Temperature Range Storage Temperature Range
Notes :
- 65 to + 175 - 65 to + 175
(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.
Page 1 of 2
Rev. 03 : March 31, 2005
RATING AND CHARACTERISTIC CURVES ( BY550-50 - BY550-1000 )
FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT
5 300
FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES
Ta = 25 °C
240
AVERAGE FORWARD OUTPUT CURRENT, AMPERES
4
3
180
2
120
1
60
0 0 25 50 75 100 125 150 175
0
1
2
4
6
10
20
40
60
100
AMBIENT TEMPERATURE, ( °C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
FIG 4 . - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, (pF)
100
100 50
FORWARD CURRENT, AMPERES
T J = 25 °C
10
10 5
1.0
Pulse Width = 300 μs 2% Duty Cycle T J = 25 °C
1 1 2 4 10 20 40 100
REVERSE VOLTAGE, VOLTS
0.1
FIG. 5 - TYPICAL REVERSE CHARACTERISTICS
0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 10
Ta = 100 °C
REVERSE CURRENT, MICROAMPERES
FORWARD VOLTAGE, VOLTS
1.0
0.1
Ta = 25 °C
0.01 0 20 40 60 80 100 120 140
PERCENT OF RATED REVERSE VOLTAGE, (%)
Page 2 of 2
Rev. 03 : March 31, 2005
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