RL251 THRU RL257
Features
· The plastic package carries Underwrites Laboratory Flammability Classification 94V-0 · Construction utilizes void-free molded plastic technique · High surge current capability · 2.5A operation at TL=75℃ with no thermal runaway · Low reverse leakage · High temperature soldering guaranteed : 250℃/10 seconds, 0.375"(9.5mm) lead length, 5lbs.(2.3kg) tension
CURRENT 2.5 Amperes VOLTAGE 50 to 1000 Volts
DO-201AD
0.210(5.3) 0.188(4.8) DIA.
1.0(25.4) MIN.
0.375(9.5) 0.285(7.2)
Mechanical Data
· Case : JEDEC DO-201AD molded plastic body · Terminals : Lead solderable per MIL-STD-750, method 2026 · Polarity : Color band denotes cathode end · Mounting Position : Any · Weight : 0.042 ounce, 1.19 gram
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 RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375"(9.5mm) lead length TA=75℃ Peak forward surge current 8.3ms half sine wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at IFM=2.5A, TA=25℃ Maximum reverse current at rated DC blocking voltage TA=25℃ TA=100℃ VRRM VRMS VDC I(AV) IFSM VF IR RθJA CJ TJ TSTG
RL 251
50 35 50
RL 252
100 70 100
RL 253
200 140 200
RL 254
400 280 400 2.5 150.0 1.1 5.0 50.0 35.0 35.0 -50 to +175
RL 255
600 420 600
RL 256
800 560 800
RL 257
1000 700 1000
Units
Volts Volts Volts Amps Amps Volts μA ℃/W pF ℃
Typical thermal resistance (Note 2) Typical junction capacitance (Note 1) Operating and storage temperature range
Notes:
(1) Measured at 1MHz and applied reverse voltage of 4.0V DC. (2) Thermal resistance from junction to ambient and from junction to lead at 0.375"(9.5mm) lead length, P.C.B. mounted
RATINGS AND CHARACTERISTIC CURVES RL251 THRU RL257
FIG.1-FORWARD CURRENT DERATING CURVE
2.5 AVERAGE FORWARD CURRENT AMPERES 2.0 INSTANTANEOUS FORWARD CURRENT(AMPERES) 1.5 1.0
SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD
FIG.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
20 10
0.5 0 0
1
25
50
75
100
125
150
175
TJ=25℃
LEAD TEMPERATURE ( ℃)
0.1
PULSE WIDTH=300μS 1% DUTY CYCLE
FIG.3-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
150 120 90
8.3ms SINGLE HALF SINE-WAVE (JEDEC Method)
0.01 0.6 0.8 1.0 1.2 1.4 1.5
INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
PEAK FORWARD SURGE CURRENT (AMPERES)
FIG.4-TYPICAL REVERSE CHARACTERISTICS
60 30 5 1 10 NUMBER OF CYCLES AT 60Hz 100 INSTANTANEOUS REVERSE CURRENT (μA) 10
TJ=100℃
1.0
FIG.5-TYPICAL JUNCTION CAPACITANCE
100 JUNCTION CAPACITANCE(pF)
0.1
TJ=25℃
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
TJ=25℃
10
1 0.1 1 10 100 REVERSE VOLTAGE. VOLTS
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