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1N4944G डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - FAST RECOVER RECTIFIER - MIC

भाग संख्या 1N4944G
समारोह FAST RECOVER RECTIFIER
मैन्युफैक्चरर्स MIC 
लोगो MIC लोगो 
पूर्व दर्शन
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1N4944G pdf
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FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
1.2
Single Phase
1.0 Half Wave 60Hz
Resistive or
Inductive Load
0.8 0.375(9.5mm)
Lead Length
0.6
0.4
0.2
0
0
25
50 55 75
100 125 150 175
AMBIENT TEMPERATURE, (° C)
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
30
8.3ms Single Half Sine-Wave
(JEDEC Method) T= Tjmax
20
10
1 Cycle
0
12
4 6 8 10
20
40 60 100
NUMBER OF CYCLES AT 60 Hz
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10
1.0
0.1
TJ =25° C
Pulse Width=300us
1% Duty Cycle
0.01
0.4 0.6 0.8 1.0
1.2 1.4 1.6
1.8
INSTANTANEOUS FORWARD VOLTAGE,(V)
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
20
10
TJ=125° C
1.0
TJ=75° C
0.1
TJ=25° C
0.01
0
20 40 60 80 100 120
PERCENT OF RATED PEAK
REVERSE VOLTAGE,(%)
140
FIG.5-TYPICAL JUNCTION CAPACITANCE
100
10
TJ =25° C
f=1MHz
Vsig=50mVp-p
1
0.1
1.0 10
REVERSE VOLTAGE,(V)
100
F1G.6-TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
50Ω 10Ω
NONINDUCTIVE NONINDUCTIVE
+0.5A
Trr
(-)
(+)
25 Vdc
(approx.)
(-)
D.U.T.
1Ω
NON
INDUCTIVE
PULSE
GENERATIOR
(NOTE 2)
(+)
OSCILLOSCOPE
(NOTE 1)
0
-0.25A
-1.0A
1cm
NOTES : 1.Rise Time=7ns mas. Input Impedance=
1 magohm. 22pF
2.Rise time=10ns max. Source Impedance=
50 ohms
SET TIME BASE FOR
50/100ns/cm
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