FAST RECOVERY RECTIFIER
Description
FR251 THRU FR257
FAST RECOVERY RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current - 2.
5 Amperes
Features
Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Fast switching for high efficiency Construction utilizes void-free molded plastic technique 2.
5 ampere operation at TA=85 with no thermal runaway High temperature soldering guaranteed: 250 /10 seconds, 0.
375(9.
5mm) lead length, 5 lbs.
(2.
3kg) tension
Mechanical Data
Case: R-3 molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.
021 ounce, 0.
60 gram
DIM ENSIONS DIM A B C D inches Min.
0.
138 0.
138 0.
040 1.
000 Max.
0.
161 0.
161 0.
043 Min.
3.
50 3.
50 1.
00 25.
40 mm Max.
4.
10 4.
10 1.
10 Note
Maximum Ratings and Electrical Characteristics
Symbols FR251 FR252
@25
FR253
unless otherwise specified
FR254 FR255 FR256 FR257 FR257 -STR Units
Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Average forward rectified current at TA=85 Peak forward surge current 8.
3mS single half sine-wave (MIL-STD-750D 4066 method) Maximum instantaneous forward voltage at IFM=2.
5A, TA=25 (Note 3) Maximum DC reverse current at rated DC blocking voltage TA=25 TA=55
VRRM VRMS VDC I(AV) IFSM VF IR Trr CJ TJ, TSTG
50 35 50
100 70 100
200 140 200
400 280 400 2.
5 150.
0 1.
3 10.
0 150.
0
600 420 600
800 560 800
1000 700 1000
1000 700 1000
Volts Volts Volts Amps Amps Volts A
Maximum reverse recovery time (Note 1) Typical junction capacitance (Note 2) Operating and storage temperature range
150 65.
0
250
500
250
nS F
-65 to +150
Notes: (1) Reverse recovery test conditions: IF=0.
5A, IR=1.
0A, Irr=0.
25A (2) Measured at 1.
0MHz and applied reverse voltage of 4.
0 volts (3) Pulse test: pulse width 300uSec, Duty cycle 1%
1
RATINGS AND CHARACTERISTIC CURVES
2
RATINGS AND CHARACTERISTIC CURVES
3
...
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