RECOVERY RECTIFIER. 1F4 Datasheet

1F4 RECTIFIER. Datasheet pdf. Equivalent

Part 1F4
Description FAST RECOVERY RECTIFIER
Feature BL GALAXY ELECTRICAL FAST RECOVERY RECTIFIER 1F1 --- 1F7 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 1.0 .
Manufacture GALAXY ELECTRICAL
Datasheet
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1F4
BL GALAXY ELECTRICAL
FAST RECOVERY RECTIFIER
1F1 --- 1F7
VOLTAGE RANGE: 50 --- 1000 V
CURRENT: 1.0 A
FEATURES
Low cost
Diffused junction
Low leakage
Low forward voltage drop
High current capability
Easily cleaned with Freon,Alcohol,Isopropanol
and similar solvents
The plastic material carries U/L recognition 94V-0
MECHANICAL DATA
Case:JEDEC R--1,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-202,Method 208
Polarity: Color band denotes cathode
Weight: 0.007ounces,0.20 grams
Mounting position: Any
R-1
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
Dimensions in millimeters
1F1
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forw ard rectified current
9.5mm lead length,
@TA=75
Peak forw ard surge current
VRRM
VRMS
VDC
IF(AV)
50
35
50
8.3ms single half-sine-w ave
IFSM
superimposed on rated load @TJ=125
Maximum instantaneous forw ard voltage
@1.0 A
VF
Maximum reverse current
@TA=25
at rated DC blocking voltage @TA=100
IR
Maximum reverse recovery time (Note1)
trr
Typical junction capacitance (Note2)
CJ
Typical thermal resistance
(Note3)
RθJA
Operating junction temperature range
TJ
Storage temperature range
TSTG
NOTE:1. Measured with IF=0.5A, IR=1A, Irr=0.25A.
2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC.
3. Thermal resistance f rom junction to ambient.
1F2 1F3 1F4 1F5 1F6 1F7 UNITS
100 200 400 600 800 1000 V
70 140 280 420 560 700 V
100 200 400 600 800 1000 V
1.0 A
25.0
1.3
5.0
100.0
150 250
12
55
- 55---- +125
- 55---- + 150
A
V
A
500 ns
pF
www.galaxycn.com
Document Number 1561101
BLGALAXY ELECTRICAL
1.



1F4
RATINGS AND CHARACTERISTIC CURVES
1F1---1F7
FIG.1 -- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50 10
N.1. N.1.
(+)
50VDC
(APPROX)
(-)
D.U.T.
1
N.1.
OSCILLOSCOPE
(NOTE 1)
(-)
PULSE
GENERATOR
(NOTE2)
(+)
+0.5A
0
-0.25A
-1.0A
trr
1cm
NOTES:1.RISETIME=7ns MAX. INPUTIMPEDANCE=1M .22pF
2.RISETIME=10ns MAX. SOURCEIMPEDANCE=5O
SETTIMEBASEFOR50/100 ns /cm
FIG.2 --TYPICAL FORWARD
CURRENT DERATING CURVE
1.0
.8
.6
.4
.2
0
0
Single Phase
Half Wave 60HZ
Resistive or
Inductive Load
50 100 150 175
AMBIENT TEMPERATURE,
FIG.3 --TYPICAL FORWARD
CHARACTERISTICS
100
10
4
2
1.0
TJ=25
Pulse Width=300µS
0.4
0.2
0.1
0.06
0.04
0.02
0.01
0.6 0.8
1.0 1.2
1.4 1.6 1.8
2.0
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
FIG.4--PEAK FORWARD SURGE CURRENT
FIG.5---TYPICAL JUNCTION CAPACITANCE
25
20
15
10
5
0
12
TJ=125
8.3ms Single Half
Sine-Wave
4 1 0 2 0 40 100
10
16
14
12
10
4 TJ=25
f=1MHz
2
1
.1 .2 .4
1.0 2 4
10 20 40
100
NUMBER OF CYCLES AT 60 Hz
REVERSE VOLTAGE, VOLTS
Document Number 1561101
BLGALAXY ELECTRICAL
www.galaxycn.com
2.





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