CHENMKO ENTERPRISE CO.,LTD
FAST RECOVERY RECTIFIER
VOLTAGE RANGE 200 - 1000 Volts
FEATURES
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
* High switching capability
* Low leakage
* Low forward voltage drop
* High current capability
* High surge current capability
1N4942PT
THRU
1N4948PT
CURRENT 1.0 Ampere
DO-41
0.034(0.9)
DIA.
0.028(0.7)
MECHANICAL DATA
Case:
JEDEC DO-41 molded plastic
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.33 gram
1.0(25.4)
MIN.
0.205(5.2)
0.166(4.2)
0.107(2.7)
DIA.
0.080(2.0)
1.0(25.4)
MIN.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 H
Z
, resistive or inductive load.
For capacitive load, derate current by 20%.
o
Dimensions in inches and (millimeters)
DO-41
1N4948PT
MAXIMUM RATINGES
( At T
A
= 25
o
C unless otherwise noted )
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Current at T
A
= 75
o
C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Junction Capacitance (Note 1)
Operating and Storage Temperature Range
o
SYMBOL
V
RRM
V
RMS
V
DC
I
O
1N4942PT
1N4944PT
1N4946PT
1N4947PT
UNITS
Volts
Volts
Volts
Amps
200
140
200
400
280
400
600
420
600
1.0
800
560
800
1000
700
1000
I
FSM
30
Amps
C
J
T
J
,
STG
15
-65 to +150
pF
o
C
ELECTRICAL CHARACTERISTICS
( At T
A
= 25 C unless otherwise noted )
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 1.0 A DC
Maximum DC Reverse Current
o
at Rated DC Blocking Voltage at T
A
= 25 C
Maximum Full Load Reverse Current Average,
Full Cycle 0.375" (9.5mm) lead length at T
L
= 55
o
C
Maximum Reverse Recovery Time (Note 2)
NOTES : 1. Measured at 1.0 MH
Z
and applied reverse voltage of 4.0 volts
2. Test Conditions : I
F
= 0.5 A, I
R
= -1.0 A, I
RR
= -0.25 A
SYMBOL
V
F
I
R
100
trr
150
250
500
uAmps
nSec
2001-6
1N4942PT
1N4944PT
1N4946PT
1N4947PT
1N4948PT
UNITS
Volts
uAmps
1.3
5.0
CHENMKO [ CHENMKO ENTERPRISE CO. LTD. ]
