MIC FR253

FAST RECOVER RECTIFIER
VOLTAGE RANGE
CURRENT
FR251 THRU FR257
50 to 1000 Volts
2 .5Ampere
FEATURES
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•
•
•
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R-3
Low coat construction
Fast switching for high efficency.
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:
260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension
.042(1.1)
DIA.
.038(0.96)
1.0(25.4)
MIN.
.160(4.1)
.138(3.5)
.160(4.1)
.138(3.5)
MECHANICAL DATA
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•
•
•
•
•
DIA.
1.0(25.4)
MIN.
Case: Transfer molded plastic
Epoxy: UL94V-O rate flame retardant
Polarity: Color band denotes cathode end
Lead: Plated axial lead, solderable per MIL-STD-202E method 208C
Mounting position: Any
Weight: 0.042ounce, 1.19 grams
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
•
•
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Ratings at 25OC ambient temperature unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load
For capacitive load derate current by 20%
SYMBOLS
VRRM
VRMS
VDC
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
0.375”(9.5mm) lead length at T A= 75℃
Peak Forward Surge Current
8.3mS single half sine wave superimposed on
rated load (JEDEC method)
Maximum Instantaneous Forward Voltage @ 2.5A
Maximum DC Reverse Current at Rated
DC Blocking Voltage
TA = 25℃
TA = 100℃
Maximum Reverse Recovery Time (Note 3) T J=25℃
Typical Junction Capacitance (Note 1)
FR
251
50
35
50
FR
252
100
70
100
FR
253
200
140
200
FR
254
400
280
400
FR
255
600
420
600
FR
256
800
560
800
FR
257
1000
700
1000
UNITS
Volts
Volts
Volts
I(AV)
2.5
Amp
IFSM
100
Amps
VF
1.3
5.0
500
Volts
IR
trr
CJ
150
µA
250
500
60
ns
pF
Typical Thermal Resistance (Note 2)
RθJA
30
℃/W
Operating Junction Temperature Range
TJ
TSTG
(-55 to +150)
(-55 to +150)
℃
Storage Temperature Range
Notes:
1.Measured at 1.0MHz and Applied Reverse Voltage of 4.0Volits.
2 Thermal Resistance from junction to Ambient at .375”(9.5mm)lead length, P.C.board mounted.
3.Reverse Recovery Test Conditions:If=0.5mA,Ir=1.0mA,Irr=0.25A
E-mail: [email protected]
Web Site: www.cnmic.com
℃
FAST RECOVER RECTIFIER
VOLTAGE RANGE
CURRENT
FR251 THRU FR257
50 to 1000 Volts
2 .5Ampere
RATING AND CHRACTERISTIC CURVES FR251 THRU FR257
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
200
8.3ms Single Half Sine-Wave
(JEDEC Method) Tj=Tjmax
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375"(9.5mm)Lead Length
0
25
0
50
100
75
150
125
80
CURRENT, (A)
1.0
100
PEAK FORWARD SURGE
2.0
(A)
AVERAGE FORWARD CURRENT,
3.0
175
60
40
20
10
1
2
AMBIENT TEMPERATURE, (° C)
4
8
6
10
20
40
60 80 100
NUMBER OF CYCLES AT 60 Hz
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
FIG.3-TYPICAL INSTANTANEOUS
20
10
1.0
Tj =25° C
Pulse Width=300us
1% Duty Cycle
0.1
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Tj =100° C
1.0
(uA)
INSTANTANEOUS REVERSE CURRENT,
10
(A)
INSTANTANEOUS FORWARD CURRENT,
FORWARD CHARACTERISTICS
0.1
Tj =25° C
0.01
0
INSTANTANEOUS FORWARD VOLTAGE,(V)
20
40
60
80
120
100
140
PERCENT OF RATED PEAK
REVERSE VOLTAGE,(%)
FIG.5-TYPICAL JUNCTION CAPACITANCE
FIG.6-TEST CIRCUIT DIAGRAM AND
REVERSE REXOVERY TIME CHARACTERISTIC
100
JUNCTION CAPACITANCE,(pF)
80
60
+0.5A
40
50Ω
NONINDUCTIVE
10Ω
NONINDUCTIVE
(-)
20
(+)
25 Vdc
(approx)
(-)
10
8
D.U.T
1Ω
NON
INDUCTIVE
6
PULSE
GENERATIOR
(NOTE 2)
0
0.25A
OSCILLOSCOPE
(NOTE 1)
4
-1.0A
TJ=25° C F=1MHz
2
NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF
2.Rise time=10ns max.Source Impedance=50 ohms
Vsig=50mVp-p
1
0.1
1.0
10
100
REVERSE VOLTAGE,(V)
E-mail: [email protected]
Web Site: www.cnmic.com
SET TIME BASE FOR
50 /100NS /cm