RL251
2.5 AMP SILICON RECTIFIERS
THRU
RL257
VOLTAGE RANGE
50 to 1000 Volts
CURRENT FEATURES
* Low forward voltage drop * High current capability * High reliability * High surge current capability
2.5 Amperes
R-3
.160(4.1) .138(3.5) DIA. 1.0(25.4) MIN.
MECHANICAL DATA
* Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.54 grams
.160(4.1) .138(3.5)
.042(1.1) .040(1.0) DIA.
1.0(25.4) MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) Lead Length at Ta=75 C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 2.5A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Ta=100 C Typical Junction Capacitance (Note 1) Typical Thermal Resistance RqJA (Note 2) Operating and Storage Temperature Range TJ, TSTG
NOTES:
RL251 RL252 RL253 RL254 RL255 50 35 50 100 70 100 200 140 200 400 280 400 2.5 150 1.0 5.0 50 35 35 -65 +175 600 420 600
RL256 RL257 UNITS 800 560 800 1000 700 1000 V V V A A V A A pF C/W C
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal Resistance from Junction to Ambient .375" (9.5mm) lead length.
RATING AND CHARACTERISTIC CURVES (RL251 THRU RL257)
FIG.1-TYPICAL FORWARD CHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
3.0 2.5 2.0 1.5 1.0 0.5 0 0 20 40 60 80 100 120 140 160 180 200
Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length
50
INSTANTANEOUS FORWARD CURRENT,(A)
10 3.0 1.0
Tj=25 C Pulse Width 300us 1% Duty Cycle
AMBIENT TEMPERATURE,( C)
0.1 FIG.4-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
PEAK FORWARD SURGE CURRENT,(A)
150
.01
.6
.7
.8
.9
1.0
1.1
1.2
1.3
FORWARD VOLT AGE,(V)
120
90
Tj=25 C 8.3ms Single Half Sine Wave JEDEC method
60
30
FIG.3 - TYPICAL REVERSE CHARACTERISTICS 100
0 1 5 10 50 100
NUMBER OF CYCLES AT 60Hz
10
REVERSE LEAKAGE CURRENT, ( A)
70
Tj=100 C
FIG.5-TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE,(pF)
60 50 40 30 20 10 0
1.0
.1
Tj=25 C
.01 0
.01
.05
.1
.5
1
5
10
50
100
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLT AGE,(%)
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