MUR120
Document Number 88683
21-Jul-05
Vishay General Semiconductor
www.vishay.com
1
DO-204AC (DO-15)
Ultrafast Plastic Rectifier
Major Ratings and Characteristics
IF(AV) 1.0 A
VRRM 200 V
IFSM 35 A
trr 25 ns
VF0.710 V
Tj max. 175 °C
Features
• Glass passivated chip junction
• Ultrafast reverse recovery time
• Low forward voltage drop
• Low leakage current
• Low switching losses, high efficiency
• High forward surge capability
• Solder Dip 260 °C, 40 seconds
Typical Applications
For use in high frequency rectification and freewheel-
ing application in switching mode converters and
inverters for consumer, computer and Telecommuni-
cation
Mechanical Data
Case: DO-204AC (DO-15)
Epoxy meets UL-94V-0 Flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade
Polarity: Color band denotes cathode end
Maximum Ratings
TA = 25 °C unless otherwise specified
Parameter Symbol MUR120 Unit
Maximum repetitive peak reverse voltage VRRM 200 V
Working peak reverse voltage VRWM 200 V
Maximum DC blocking voltage VDC 200 V
Maximum average forward rectified current at TA = 130 °C IF(AV) 1.0 A
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
IFSM 35 A
Operating and storage temperature range TJ, TSTG - 65 to + 175 °C
www.vishay.com
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Document Number 88683
21-Jul-05
MUR120
Vishay General Semiconductor
Electrical Characteristics
TA = 25 °C unless otherwise specified
Notes:
(1) Pulse test: tp = 300 µs pulse, duty cycle ≤ 2 %
Thermal Characteristics
TA = 25 °C unless otherwise specified
Notes:
(1) Lead length = 3/8" on P.C. Board with 1.5" x 1.5" copper surface
Ratings and Characteristics Curves
(TA = 25 °C unless otherwise noted)
Parameter Test condition Symbol MUR120 Unit
Maximum instantaneous
forward voltage (1)
at 1.0 A,
at 1.0 A,
TJ = 25 °C
TJ = 150 °C
VF 0.875
0.710
V
Maximum instantaneous
reverse current at rated DC
blocking voltage (1)
TJ = 25 °C
TJ = 150 °C
IR 2.0
50
µA
Maximum reverse recovery
time
at IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A trr 25 ns
Maximum reverse recovery
time
at IF = 1.0 A, di/dt = 50 A/µs, VR= 30 V,
Irr= 10 % IRM
trr 35 ns
Maximum forward recovery
time
at IF = 1.0 A, di/dt = 100 A/µs, Irec to 1.0 V tfr 25 ns
Parameter Symbol MUR120 Unit
Typical Thermal Resistance Junction to Ambient (1) RθJA 27 °C/W
Figure 1. Forward Current Derating Curve
0
2.0
3.0
025 50 75 100 125 150 175
Average Forward Rectified Current (A)
Ambient Temperature (°C)
1.0
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
0
10
20
30
40
50
1 10010
Peak Forward Surge Current (A)
Number of Cycles at 60 H
Z
MUR120
Document Number 88683
21-Jul-05
Vishay General Semiconductor
www.vishay.com
3
Package outline dimensions in inches (millimeters)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 4. Typical Reverse Leakage Characteristics
Instantaneous Forward Voltage (V)
0.01
0.1
10
1
80
0.4 0.6 0.8 1.0 1.2 1.4 1.6
Instantaneous Forward Current (A)
0.2
T
J
= 175°C
T
J
= 100°C
T
J
=25°C
020 6040 10080
Instantaneous Reverse Leakage Current
(µA)
Percent of Rated Peak Reverse Voltage (%)
T
J
= 175°C
T
J
=25°C
0.001
0.01
1
0.1
10
100
T
J
= 100°C
Figure 5. Typical Junction Capacitance
Reverse Voltage (V)
Junction Capacitance (pF)
0.1 1
10
10
100
100
1000
T
J
=25°C
f = 1.0 MHz
Vsig = 50mV
p-p
0.034 (0.86)
0.028 (0.71)
Dia.
0.140 (3.6)
0.104 (2.6)
Dia.
0.230 (5.8)
0.300 (7.6)
1.0 (25.4)
min.
1.0 (25.4)
min.
DO-204AC (DO-15)
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
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