Datasheet

Ultrafast Recovery Rectifier
DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode
DURB2020CT
RoHS
Pb
e3
Littelfuse DUR series Ultrafast Recovery Rectifier is
designed to meet the general requirements of commercial
applications by providing low Trr, high-temperature, lowleakage and low forward voltage drop products. It is suitable for output rectifier, free-wheeling or boost diode in
high-frequency power switching application such as switch
mode power supply and DC-DC converters.
Features
• Ultra-fast switching
• L
ow reverse leakage
current
• H
igh surge current
capability
• Low forward voltage drop
• C
ommon cathode
configuration in surface
Circuit Diagram
mount TO-263 (D2PAK)
package
• Pb-free E3 means 2nd
level interconnect is
Pb-free and the terminal
finish material is tin(Sn)
(IPC/JEDEC J-STD609A.01)
Applications
• O
utput rectifiers in switch
mode power supplies
(SMPS) and DC to DC
converters
Base Common
Cathode
2
• F
ree-wheeling diode or
boost diode in converters
and motor control circuits
• Anti-parallel diode for
1
Anode
3
Anode
high frequency switching
devices such as IGBT
• U
ninterruptible Power
Supplies (UPS)
• Inductive heating and
melting
• U
ltrasonic cleaners and
welders
Maximum Ratings
Characteristics
Peak Inverse Voltage
Symbol
Conditions
Max.
Unit
VRWM
-
200
V
Average Rectified Forward Current
IF(AV)
50% duty cycle @TC =100 °C,
rectangular wave form
Peak One Cycle NonRepetitive Surge Current
(per leg)
IFSM
8.3 ms, half sine pulse
10 (Per Leg)
20 (Total Device)
A
125
A
Conditions
Max.
Unit
Electrical Characteristics
Characteristics
Forward Voltage Drop ( Per Leg)
Symbol
1
Reverse Current
VF
@IF= 10A, Pulse, TJ = 25 °C
1.15
V
IR1
@VR = Rated VR , TJ = 25 °C
15
μA
IR2
@VR = Rated VR , TJ = 125 °C
250
μA
Junction Capacitance
CT
Bias=5V, 10KHZ
60
pF
Reverse Recovery Time
trr1
IF=500mA, IR=1A,and Irm=250mA
35
ns
Footnote 1: Pulse Width < 300μs, Duty Cycle <2%
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/20/16
SP3051
Description
Ultrafast Recovery Rectifier
DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode
Thermal-Mechanical Specifications
Characteristics
Conditions
Specification
Unit
TJ
-
-55 to +150
°C
Storage Temperature
Tstg
-
-55 to +150
°C
Typical Thermal
Resistance Junction to Case
RθJC
DC operation
3.5
°C/W
Typical Thermal
Resistance Junction to Ambient
RθJA
DC operation
50
°C/W
Approximate Weight
wt
-
1.41
g
-
D2PAK
-
-
Junction Temperature
Case Style
Symbol
Figure 1: Typical Forward Characteristics
Figure 2: Typical Reverse Characteristics
Figure 3: Typical Junction Capacitance
Part Numbering and Marking System
DURB2020CT
LF YYWWL
DUR
B
20
20
CT
LF
YY
WW
L
= Device Type
= Package type
= Forward Current (20A)
= Reverse Voltage (200V)
= Configuration
= Littelfuse
= Year
= Week
= Lot Number
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/20/16
Ultrafast Recovery Rectifier
DURB2020CT, 2x 10A, 200V, TO-263, Common Cathode
Part Number
Marking
Packing Mode
M.O.Q
DURB2020CT
DURB2020CT
800pcs / reel
800
SP3051
Packing Options
Dimensions-Package TO-263 (D2PAK)
Millimeters
Min
Max
A
4.06
4.83
A1
0.00
0.25
b
0.51
0.99
b1
1.14
1.78
c
0.31*
0.74
c1
1.14
1.65
D
8.38
9.65
D1
6.40*
-
E
9.65
10.67
E1
6.22
-
E2
9.65
10.67
2.54 BSC
e
H
14.60*
15.88
L
1.78
2.79
L1
-
1.68
L2
-
1.78
0.254 BSC
L3
Footnote *: The spec. does not comply with JEDEC spec.
Carrier Tape & Reel Specification TO-263 (D2PAK)
Carrier Tape & Reel Specification
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/20/16
Millimeters
Min
Max
A
10.70
10.90
16.23
B
16.03
C
5.11
5.31
d
ø1.45
ø1.65
E
1.65
1.85
11.60
F
11.40
P0
3.90
4.10
p
15.90
16.10
P1
1.90
2.10
W
23.90
24.30