1
Rectifier Device Data
. . . designed for use in switching power supplies, inverters and as free
wheeling diodes, these state–of–the–art devices have the following features:
•Ultrafast 35 and 60 Nanosecond Recovery Time
•175°C Operating Junction Temperature
•Popular TO–247 Package
•High Voltage Capability to 600 Volts
•Low Forward Drop
•Low Leakage Specified @ 150°C Case Temperature
•Current Derating Specified @ Both Case and Ambient
Temperatures
•Epoxy Meets UL94, VO @ 1/8″
•High Temperature Glass Passivated Junction
Mechanical Characteristics
•Case: Epoxy, Molded
•Weight: 4.3 grams (approximately)
•Finish: All External Surfaces Corrosion Resistant and Terminal
Leads are Readily Solderable
•Lead Temperature for Soldering Purposes: 260°C Max. for 10
Seconds
•Shipped 30 units per plastic tube
•Marking: U3020, U3040, U3060
MAXIMUM RATINGS, PER LEG
Rating Symbol MUR3020WT MUR3040WT MUR3060WT Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
200 400 600 Volts
Average Rectified Forward Current @ 145°CTotal Device IF(AV) 15
30 Amps
Peak Repetitive Surge Current
(Rated VR, Square Wave, 20 kHz, TC = 145°C) IFM 30 Amps
Nonrepetitive Peak Surge Current
(Surge applied at rated load conditions,
halfwave, single phase, 60 Hz)
IFSM 200 150 Amps
Operating Junction and Storage Temperature TJ, Tstg – 65 to +175 °C
THERMAL CHARACTERISTICS, PER LEG
Maximum Thermal Resistance — Junction to Case
— Junction to Ambient RθJC
RθJA 1.5
40 °C/W
ELECTRICAL CHARACTERISTICS, PER LEG
Maximum Instantaneous Forward Voltage (1)
(IF = 15 Amp, TC = 150°C)
(IF = 15 Amp, TC = 25°C)
VF0.85
1.05 1.12
1.25 1.4
1.7
Volts
Maximum Instantaneous Reverse Current (1)
(Rated DC Voltage, TJ = 150°C)
(Rated DC Voltage, TJ = 25°C)
iR500
10 1000
10
µA
Maximum Reverse Recovery T ime
(iF = 1.0 A, di/dt = 50 Amps/µs) trr 35 60 ns
(1) Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤2.0%.
SWITCHMODE is a trademark of Motorola, Inc.
Preferred devices are Motorola recommended choices for future use and best overall value.
Motorola, Inc. 1996
Order this document
by MUR3020WT/D
SEMICONDUCTOR TECHNICAL DATA
1
32, 4
ULTRAFAST RECTIFIERS
30 AMPERES
200–400–600 VOLTS
CASE 340K–01
TO–247AE
Motorola Preferred Devices
13
2
Rev 2
2Rectifier Device Data
100
0.1
0.2
0.3
0.5
1
2
3
5
10
20
30
50
iF, INSTANTANEOUS FORWARD CURRENT (AMPS)
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 1. Typical Forward Voltage (Per Leg)
TJ = 150
°
C100
°
C
25
°
C
100
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
20
50
0 20 40 60 80 100 120 140 160 180 200
IR, REVERSE CURRENT ( A)
µ
VR, REVERSE VOLTAGE (VOLTS)
Figure 2. Typical Reverse Current (Per Leg)*
TJ = 150
°
C
100
°
C
25
°
C
*The curves shown are typical for the highest voltage device in the voltage grouping.
Typical reverse current for lower voltage selections can be estimated from these same
curves if VR is sufficiently below rated VR.
16
14
12
10
8
6
4
2
0140 150 160 170 180
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
TC, CASE TEMPERATURE (
°
C)
Figure 3. Current Derating, Case (Per Leg)
SQUARE WAVE
RATED VOLTAGE APPLIED
dc
14
12
10
8
6
4
2
00 20 40 60 80 100 120 140 160 180 200
TA, AMBIENT TEMPERA TURE (
°
C)
Figure 4. Current Derating, Ambient (Per Leg)
PF(AV) , AVERAGE POWER DISSIPATION (WATTS)
16
14
12
10
8
6
4
2
00IF(AV), A VERAGE FORW ARD CURRENT (AMPS)
Figure 5. Power Dissipation (Per Leg)
246810
12 14 16
R
θ
JA = 15
°
C/W AS OBTAINED
USING A SMALL FINNED
HEAT SINK.
dc
SQUARE W AVE
dc
R
θ
JA = 40
°
C/W
AS OBTAINED IN FREE AIR
WITH NO HEAT SINK.
SQUARE W AVE TJ = 125
°
C
SQUARE W AVE
20
10
dc
(RESISTIVE LOAD) IPK
IAV =
π
(CAPACITIVE LOAD) IPK
IAV = 5
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
3
Rectifier Device Data
100
0.1
0.2
0.3
0.5
1
2
3
5
10
20
30
50
iF, INSTANTANEOUS FORWARD CURRENT (AMPS)
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 6. Typical Forward Voltage (Per Leg)
100
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
20
50
0 50 100 150 200 250 300 350 400 450 500
IR, REVERSE CURRENT ( A)
µ
VR, REVERSE VOLTAGE (VOLTS)
Figure 7. Typical Reverse Current (Per Leg)*
*The curves shown are typical for the highest voltage device in the voltage grouping.
Typical reverse current for lower voltage selections can be estimated from these same
curves if VR is sufficiently below rated VR.
16
14
12
10
8
6
4
2
0140 150 160 170 180
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
TC, CASE TEMPERATURE (
°
C)
Figure 8. Current Derating, Case (Per Leg)
dc
14
12
10
8
6
4
2
00 120 140 160 180 200
TA, AMBIENT TEMPERA TURE (
°
C)
Figure 9. Current Derating, Ambient (Per Leg)
PF(AV) , AVERAGE POWER DISSIPATION (WATTS)
16
14
12
10
8
6
4
2
00IF(AV), A VERAGE FORW ARD CURRENT (AMPS)
Figure 10. Power Dissipation (Per Leg)
246810
12 14 16
20
dc
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
TJ = 150
°
C100
°
C25
°
C
TJ = 150
°
C
100
°
C
25
°
C
SQUARE W AVE
RATED VOLTAGE APPLIED
R
θ
JA = 15
°
C/W AS OBTAINED
USING A SMALL FINNED
HEAT SINK.
SQUARE W AVE
dc
dc
R
θ
JA = 40
°
C/W
AS OBTAINED IN FREE AIR
WITH NO HEAT SINK.
SQUARE W AVE
20 40 60 80 100
(RESISTIVE–INDUCTIVE LOAD) IPK
IAV =
π
TJ = 125
°
C
SQUARE W AVE
10
(CAPACITIVE LOAD) IPK
IAV = 5
4Rectifier Device Data
100
0.1
0.2
0.3
0.5
1
2
3
5
10
20
30
50
iF, INSTANTANEOUS FORWARD CURRENT (AMPS)
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 11. Typical Forward Voltage (Per Leg)
100
0.02
0.05
0.1
0.2
0.5
1
2
5
10
20
50
150
IR, REVERSE CURRENT ( A)
µ
VR, REVERSE VOLTAGE (VOLTS)
Figure 12. Typical Reverse Current (Per Leg)*
*The curves shown are typical for the highest voltage device in the voltage grouping.
Typical reverse current for lower voltage selections can be estimated from these same
curves if VR is sufficiently below rated VR.
16
14
12
10
8
6
4
2
0140 150 160 170 180
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
TC, CASE TEMPERATURE (
°
C)
Figure 13. Current Derating, Case (Per Leg)
dc
10
9
0 120 140 160 180 200
TA, AMBIENT TEMPERA TURE (
°
C)
Figure 14. Current Derating, Ambient (Per Leg)
PF(AV) , AVERAGE POWER DISSIPATION (WATTS)
16
14
12
10
8
6
4
2
00IF(AV), A VERAGE FORW ARD CURRENT (AMPS)
Figure 15. Power Dissipation (Per Leg)
246810
12 14 16
dc
IF(AV), A VERAGE FORWARD CURRENT (AMPS)
100
°
C
25
°
C
TJ = 150
°
C
200 250 300 350 400 450 500 550 600 650
25
°
C
100
°
C
TJ = 150
°
C
SQUARE W AVE
RATED VOLTAGE APPLIED
dc
R
θ
JA = 60
°
C/W
AS OBTAINED IN FREE AIR
WITH NO HEAT SINK.
SQUARE W AVE
SQUARE W AVE
dc
R
θ
JA = 16
°
C/W AS OBTAINED
FROM A SMALL TO–220
HEAT SINK.
20 40 60 80 100
20
10
(CAPACITIVE LOAD) IPK
IAV = 5
SQUARE W AVE
TJ = 125
°
C
IPK
IAV =
π
(RESISTIVE–INDUCTIVE LOAD)
200
8
7
6
5
4
3
2
1
0
5
Rectifier Device Data
0.01
0.02
0.05
0.1
0.2
0.5
1
0.01 0.02 0.05 0.1 0.2 0.5 1 2 5 10 20 50 100 200 500 1K
t, TIME (ms)
Figure 16. Thermal Response
D = 0.5
0.1
0.05
0.01
SINGLE PULSE
P(pk) t1t2
DUTY CYCLE, D = t1/t2
Z
θ
JC(t) = r(t) R
θ
JC
R
θ
JC = 1.5
°
C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT T1
TJ(pk) – TC = P(pk) Z
θ
JC(t)
r(t), TRANSIENT THERMAL RESIST ANCE (NORMALIZED)
1K
10
20
50
100
200
500
1 2 5 10 20 50 100
VR, REVERSE VOLTAGE (VOLTS)
Figure 17. Typical Capacitance (Per Leg)
C, CAPACIT ANCE (pF)
TJ = 25
°
C
6Rectifier Device Data
PACKAGE DIMENSIONS
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
R
P
A
K
V
F
DG
UL
E
0.25 (0.010) MTBM
0.25 (0.010) MYQS
JH
C
4
123
–T–
–B–
–Y–
–Q–
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A19.7 20.3 0.776 0.799
B15.3 15.9 0.602 0.626
C4.7 5.3 0.185 0.209
D1.0 1.4 0.039 0.055
E1.27 REF 0.050 REF
F2.0 2.4 0.079 0.094
G5.5 BSC 0.216 BSC
H2.2 2.6 0.087 0.102
J0.4 0.8 0.016 0.031
K14.2 14.8 0.559 0.583
L5.5 NOM 0.217 NOM
P3.7 4.3 0.146 0.169
Q3.55 3.65 0.140 0.144
R5.0 NOM 0.197 NOM
U5.5 BSC 0.217 BSC
V3.0 3.4 0.118 0.134
CASE 340K–01
ISSUE O
STYLE 2:
PIN 1. ANODE 1
2. CATHODE(S)
3. ANODE 2
4. CATHODE(S)
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MUR3020WT/D
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