MUR420
Reverse Voltage 200 Volts
Features
Plastic package has Underwriters Laboratories Flammability
Classification 94V-0
Ideally suited for use in very high frequency switching
power supplies, inverters and as a free wheeling diode
Ultrafast recovery time for high efficiency
Glass passivated junction
High temperature soldering guaranteed:
250
o
C/10seconds, 0.375” (9.5mm) lead length,
5 lbs. (2.3Kg) tension
Ultrafast Plastic Rectifier
Forward Current 4.0 Amperes
Mechanical Data
Cases: JEDEC DO-201AD, molded plastic body over
passivated chip
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Mounting position: Any
Weight: 0.045 ounce, 1.2 grams
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified.
Parameter
Maximum repetitive peak reverse voltage
Working peak reverse voltage
Maximum DC blocking voltage
Maximum average forward rectified current at T
A
=80
o
C
(See figure 1)
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC Method)
Maximum instantaneous
forward voltage (Note 1)
Maximum instantaneous reverse current
at rated DC blocking voltage (Note 1)
Maximum reverse recovery time
at I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
Maximum reverse recovery time
at I
F
=1.0A, di/dt=50A/us, V
R
=30V, I
rr
=10% I
RM
Maximum forward recovery time
at I
F
=1.0A, di/dt=100A/us, recovery to 1.0V
Typical thermal resistance
junction to ambient (Note 2)
Operating junction and storage temperature range
Notes:
Symbols
V
RRM
V
RWM
V
DC
I
F(AV)
I
FSM
V
F
I
R
t
rr
t
rr
t
f r
R
θ
JA
T
J
, T
STG
MUR420
200
200
400
4.0
125.0
0.710
0.875
0.890
5.0
150
25
35
25
28
-55 to +175
Units
Volts
Volts
Volts
Amps
Amps
Volts
uA
uA
nS
nS
nS
o
at 3.0A, T
J
=150
o
C
at 3.0A, T
J
=25
o
C
at 4.0A, T
J
=25
o
C
T
J
=25
o
C
T
J
=150
o
C
C/W
o
C
1. Pulse test: t
p
=300us, duty cycle < 2%
2. Lead length = 1/2” on P.C. Board with 1.2” x 1.2” copper surface
251
RATINGS AND CHARACTERISTIC CURVES
(T
A
= 25
o
C unless otherwise noted)
252
