1N4044 1N4056.aspx?ext=

1N4044-1N4056
HIGH POWER RECTIFIERS
High-reliability discrete products
and engineering services since 1977
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
Parameter
Symbol
Value
Unit
Average Forward Current
IF(AV)
275 Amps
TC = 120°C, square wave, RθJC =
0.18°C/W
Maximum Surge Current
IFSM
5000 Amps
8.3ms, half sine, TJ = 190°C
2
Max. I t for fusing
2
2
It
104125 A s
8.3ms
Max. Peak Forward Voltage
VFM
1.3 Volts
IFM = 300A: TJ = 25°C*
Max. Peak Reverse Current
IRM
10mA
VRRM, TJ = 150°C
Max. Reverse Current
IRM
75µA
VRRM, TJ = 25°C
*Pulse test: Pulse width 300µsec. Duty cycle 2%
VOLTAGE RATINGS
Part Number
PIV
1N4044
50V
1N4045
100V
1N4046
150V
1N4047
200V
1N4048
250V
1N4049
300V
1N4050
400V
1N4051
500V
1N4052
600V
1N4053
700V
1N4054
800V
1N4055
900V
1N4056
1000V
THERMAL CHARACTERISTICS
Storage Temperature Range
Tstg
-65 to +190°C
Operating Junction Temperature Range
TJ
-65 to +190°C
Maximum Thermal Resistance
RθJC
0.18°C/W junction to case
Typical Thermal Resistance
RθCS
.08°C/W case to sink
Mounting Torque
300-325 inch pounds
Rev. 20121211
High-reliability discrete products
and engineering services since 1977
1N4044-1N4056
HIGH POWER RECTIFIERS
MECHANICAL CHARACTERISTICS
Case
DO-9(R)
Marking
Alpha-numeric
Normal polarity
Cathode is stud
Reverse polarity
Anode is stud (add “R” suffix)
DO-9(R)
A
B
C
D
F
G
H
J
K
L
M
N
P
Q
Inches
Min
Max
5.300
5.900
2.100
1.120
0.749
0.793
0.828
0.310
0.360
1.100
0.125
0.755
0.423
0.453
0.170
0.470
0.530
0.338
0.350
1.218
1.250
Millimeters
Min
Max
134.60 149.90
53.340
28.450
19.020
20.140 21.030
7.870
9.140
27.940
3.180
19.180
10.740 11.510
4.320
11.940 13.460
8.580
8.890
30.940 31.750
Rev. 20121211