MUR440 and MUR460
Reverse Voltage 400 to 600 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
Excellent high temperature switching
Glass passivated junction
High temperature soldering guaranteed:
250
o
C/10seconds, 0.375” (9.5mm) lead length,
5 lbs. (2.3Kg) tension
Ultrafast Plastic Rectifiers
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
(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)
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
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
MUR440
400
400
400
4.0
125.0
1.05
1.25
1.28
10.0
250
50
75
50
28
-55 to +175
MUR460
600
600
600
Units
Volts
Volts
Volts
Amps
Amps
Volts
uA
uA
nS
nS
nS
o
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)
C/W
o
Operating junction and storage temperature range
Notes:
1. Pulse test: t
p
=300us, duty cycle < 2%
C
2. Lead length = 1/2” on P.C. Board with 1.5” x 1.5” copper surface
253