1N4942 THRU 1N4948
FAST SWITCHING
PLASTIC RECTIFIER
VOLTAGE:50 TO 1000V
CURRENT: 1.0A
FEATURE
Molded case feature for auto insertion
High current capability
Low leakage current
High surge capability
High temperature soldering guaranteed
250°C/10sec/0.375”lead length at 5 lbs tension
Fast switching for high efficiency
DO-41\DO-204AL
MECHANICAL DATA
Terminal:Plated axial leads solderable per
MIL-STD 202E, method 208C
Case:Molded with UL-94 Class V-0 recognized Flame
Retardant Epoxy
Polarity:color band denotes cathode
Mounting position:any
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(single-phase, half -wave, 60HZ, resistive or inductive load rating at 25°C, unless otherwise stated)
SYMBOL
*
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC blocking Voltage
Maximum Average Forward Rectified
Current 3/8”lead length at Ta =75°C
Peak Forward Surge Current 8.3ms single
Half sine-wave superimposed on rated load
Maximum Forward Voltage at rated Forward
Current and 25°C
Maximum DC Reverse Current
Ta =25°C
at rated DC blocking voltage
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance
(Note 2)
Typical Thermal Resistance
(Note 3)
Storage and Operating Junction Temperature
Vrrm
Vrms
Vdc
If(av)
Ifsm
Vf
Ir
Trr
Cj
R(ja)
Tstg,Tj
1N
4942
200
140
200
1N
4944
400
280
400
1N
4946
600
420
600
1.0
25.0
1.3
5.0
1N
4947
800
560
800
1N
4948
1000
700
1000
units
V
V
V
A
A
V
µA
150
250
15.0
50.0
-50 to +150
500
nS
pF
°C/W
°C
Note:
1. Reverse Recovery Condition If
=0.5A,
Ir =1.0A, Irr =0.25A
2. Measured at 1.0 MHz and applied reverse voltage of 4.0Vdc
1
3. Thermal Resistance from Junction to Ambient at 0.375”lead length, P.C. Board Mounted
1
Rev.A4
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