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1N4944 PDF Datasheet ( 特性, スペック, ピン接続図 )

部品番号 1N4944
部品説明 FAST RECOVERY RECTIFIERS DIODES
メーカ Digitron Semiconductors
ロゴ Digitron Semiconductors ロゴ 



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1N4944 Datasheet, 1N4944 PDF,ピン配置, 機能
1N4942-1N4948
High-reliability discrete products
and engineering services since 1977
FAST RECOVERY RECTIFIERS DIODES
FEATURES
Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.
Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.
MAXIMUM RATINGS
Operating temperature
Storage temperature
Power dissipation
-65 to +175°C
-65 to +200°C
1 amp/no heat sink @ 55°C
3 amp/MIL-STD-750 (see figure 2)
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Part
number
Peak
inverse
voltage
(max.)
PIV
Breakdown
voltage (min)
BV @ 50µA
Average rectified
current
IO
Forward
voltage
(max)
VF @ 1A
Volts
Volts
Amps
55°C 100°C
Volts
1N4942
200
220
1.0 .750
1.3
1N4944
400
440
1.0 .750
1.3
1N4946
600
660
1.0 .750
1.3
1N4947
800
880
1.0 .750
1.3
1N4948
1000
1100
1.0
Note 1: TA = 100°C, f = 60Hz, IO = 750mA, 10-8 msec. surges @ 1/minute.
Note 2: IF = 0.5A, IRM = 1A, IR(REC) = 0.25A
.750
1.3
Reverse current
(max)
IR @ PIV
µA
25°C 150°C
1.0 200
1.0 200
1.0 200
1.0 200
1.0 200
Capacitance
(max)
CO @ -12V
pF
45
35
25
25
15
Surge
current
(max) (1)
IF(surge)
Reverse
recovery
(max) (2)trr
Amps
15
15
15
15
15
n sec.
150
150
250
250
500
Rev. 20121119

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