SMD Type
Ultrafast Rectifier Diodes
MURS260
(KURS260)
Diodes
■
Features
●
Glass passivated chip junction
●
Ultrafast reverse recovery time
●
Low switching losses, high efficiency
●
High forward surge capability
2.108
1.905
2
DO-214AA(SMB)
4.699
4.064
Unit: mm
4.12
3.92
1
3.937 2.30
3.302 2.10
5.588
5.080
2.65
2.45
5.59
5.39
Recommended
Land Pattern
2.348
2.108
1.270
0.762
0.203
0.051
0.305
0.152
■
Absolute Maximum Ratings Ta = 25℃
Parameter
Reverse Voltage
Average Forward Current @ T
L
=125℃
Peak Forward Surge Current @ 8.3 ms
single half sine-wave superimposed on
rated load
Thermal Resistance Junction to Lead
Junction Temperature
Storage Temperature range
Symbol
V
RM
I
FAV
I
FSM
R
θJL
T
J
T
stg
Rating
600
2
35
15
175
-65 to 175
A
Unit
V
℃/W
℃
■
Electrical Characteristics Ta = 25℃
Parameter
Forward voltage
Reverse voltage leakage current
Reverse recovery time
Reverse recovery time
Reverse recovery time
Symbol
V
F
I
R
t
rr
t
rr
t
rr
Test Conditions
I
F
= 2 A,T
J
=25℃
I
F
= 2 A,T
J
=125℃
T
J
=25℃
T
J
=125℃
I
F
=0.5A,I
R
=1A,Irr=0.25A
I
F
=1A,di/dt=50A/us,V
R
=30V,Irr=10℅I
RM
I
F
=1A,di/dt=100A/us,recovery to 1V
Min
Typ
Max
1.45
1.2
5
150
50
75
50
ns
Unit
V
uA
■
Marking
Marking
M2J
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1
SMD Type
Ultrafast Rectifier Diodes
MURS260
■
Typical Characterisitics
Average Forward Rectified Current (A)
3.0
2.5
D = 0.8
D = 0.5
D = 0.3
D = 0.2
1.5
D = 0.1
Diodes
(KURS260)
Average Power Loss (W)
2
2.0
D = 1.0
1
1.0
T
0.5
D = tp/T
0
0.5
1
1.5
2
tp
2.5
0
0
25
50
75
100
125
150
175
0
Lead Temperature (°C)
Average Forward Current (A)
Figure 1. Forward Current Derating Curve
Figure 2. Forward Power Loss Characteristics
50
100
Peak Forward Surge Current (A)
Instantaneous Reverse Leakage
Current (µA)
40
10
T
j
= 175 °C
30
1
T
j
= 100 °C
20
0.1
10
0.01
T
j
= 25 °C
0.001
0
20
40
60
80
100
0
1
10
100
Number of Cycles at 50 Hz
Percent of Rated Peak Reverse Voltage (%)
Figure 3. Maximum Non-Repetitive Peak Forward Surge Current
Figure 5. Typical Reverse Leakage Characteristics
80
100
T
j
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Instantaneous Forward Current (A)
10
1
Junction Capacitance (pF)
T
j
= 175 °C
T
j
= 100 °C
T
j
= 25 °C
10
0.1
0.01
0
0.4
0.8
1.2
1.6
2.0
2.4
1
0.1
1
10
100
Instantaneous Forward Voltage (V)
Reverse Voltage (V)
Figure 4. Typical Instantaneous Forward Characteristics
Figure 6. Typical Junction Capacitance
2
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