FR251 Datasheet, PDF (1/2 Pages) Rectron Semiconductor – FAST RECOVERY RECTIFIER (VOLTAGE RANGE 50 to 1000 Volts CURRENT 2.5 Amperes)

FR251 THRU FR257
Features
· Fast switching
· Low leakage
· Low forward voltage drop
· High current capability
· High current surge
· High reliability
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.
Mechanical Data
· Case : JEDEC DO-201AD molded plastic body
· Terminals : Plated axial lead solderable per MIL-STD-750,
method 2026
· Polarity : Color band denotes cathode end
· Mounting Position : Any
· Weight : 0.041 ounce, 1.18 gram
0.375(9.5)
0.285(7.2)
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%)
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Symbols
FR
251
FR
252
FR
253
FR
254
FR FR
255 256
FR
257
VRRM
50
100
200 400
600 800 1000
VRMS
35
70
140
280
420 560
700
VDC
50
100
200 400
600 800 1000
Maximum average forward rectified current
0.375"(9.5mm) lead length TA=75
I(AV)
2.5
Peak forward surge current 8.3ms single
half sine-wave superimposed on rated load
IFSM
150
(JEDEC) method
Maximum instantaneous forward voltage
at 2.5A
VF
1.3
Maximum DC reverse current at rated DC
blocking voltage
Maximum full load reverse current full cycle
IR
average. 0.375"(9.5mm) lead length at
TL=55
Maximum reverse recovery time (Note 1)
Trr
Typical junction capacitance (Note 2)
CJ
Operating junction and storage
TJ
temperature range
TSTG
5.0
100
150
250
500
60
-65 to +150
Notes:
(1) Test conditions: IF=0.5A, IR=1.0A, Irr=0.25A.
(2) Measured at 1MHz and applied reverse voltage of 4.0 Volts.
Units
Volts
Volts
Volts
Amps
Amps
Volts
A
ns
pF