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GOOD-ARK Electronics
GOOD-ARK Electronics

1N4947 Datasheet Preview

1N4947 Datasheet

FAST SWITCHING PLASTIC RECTIFIER

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1N4947 pdf
Features
High temperature metallurgically bonded construction
Hermetically sealed package
1.0 ampere operation at TA=55 with no thermal runaway
Typical IR less than 0.1 A
Capable of meeting environmental standards of
MIL-S-19500
Fast switching for high efficiency
High temperature soldering guaranteed:
350 /10 seconds, 0.375” (9.5mm) lead length,
5 lbs. (2.3Kg) tension
1N4942 THRU 1N4948
FAST SWITCHING PLASTIC RECTIFIER
Reverse Voltage - 200 to 1000 Volts
Forward Current - 1.0 Ampere
Mechanical Data
Case: DO-41 solid plastic body
Terminals: Plated axial leads, solderable per
MIL-STD-750, method 2026
Polarity: Color band denotes cathode
Weight: 0.012 ounce, 0.33 gram
D IM E N S IO N S
inches
mm
DIM Note
Min.
Max.
Min.
Max.
A
0.165
0.205
4.2
5.2
B
0.079
0.106
2.0
2.7
C
0.028
0.034
0.71
0.86
D 1.000 - 25.40 -
Maximum Ratings and Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
Symbols 1N4942
1N4944
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=55
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
VRRM
VRMS
VDC
I(AV)
IFSM
200
140
200
Maximum instantaneous forward voltage at: 1.0A
at: 2.0A, TA=40
Maximum DC reverse current
at rated DC blocking voltage
TTAA==21575
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Typical thermal resistance (Note 3)
VF
IR
Trr
CJ
R JA
150
Operating junction and storage temperature range
TJ, TSTG
Notes:
(1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
(3) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
400
280
400
1N4946
600
420
600
1.0
1N4947
800
560
800
25.0
1.3
2.5
1.0
500.0
250
15.0
55.0
-65 to +175
1N4948
1000
700
1000
500
Units
Volts
Volts
Volts
Amp
Amps
Volts
A
nS
F
/W
1



GOOD-ARK Electronics
GOOD-ARK Electronics

1N4947 Datasheet Preview

1N4947 Datasheet

FAST SWITCHING PLASTIC RECTIFIER

No Preview Available !

1N4947 pdf
RATINGS AND CHARACTERISTIC CURVES
2


Part Number 1N4947
Description FAST SWITCHING PLASTIC RECTIFIER
Maker GOOD-ARK Electronics
Total Page 2 Pages
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