MURS120
Document number: DS30179 Rev. 8 - 2 1 of 4
www.diodes.com September 2010
© Diodes Incorporated
MURS120
1.0A SURFACE MOUNT SUPER-FAST RECTIFIER
Features
• Glass Passivated Die Construction
• Super-Fast Recovery Time For High Efficiency
• Surge Overload Rating to 40A Peak
• Ideally Suited for Automated Assembly
• Lead Free Finish/RoHS Compliant (Note 1)
• Green Molding Compound (No Halogen and Antimony)
(Note 2)
Mechanical Data
• Case: SMB
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Solder Plated Terminal - Solderable per MIL-STD-
202, Method 208
• Lead Free Plating (Matte Tin Finish).
• Polarity: Cathode Band or Cathode Notch
• Marking Information: See Page 3
• Ordering Information: See Page 3
• Weight: 0.093 grams (approximate)
Maximum Ratings @TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage (Note 7) @ IR = 5uA
VRRM
VRWM
VR 200 V
RMS Reverse Voltage VR
(
RMS
)
141 V
Average Rectified Output Current @ TT = 135°C IO 1.0 A
Non-Repetitive Peak Forward Surge Current8.3ms
Single Half Sine-Wave Superimposed on Rated Load IFSM 40 A
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Total Capacitance (Note 2) CT 27 pF
Typical Thermal Resistance, Junction to Terminal (Note 1) R
θ
JT 15 °C/W
Operating and Storage Temperature Range TJ, TSTG -55 to +175 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Forward Voltage @ IF = 1.0A, TJ = 25°C
@ IF = 1.0A, TJ =150°C VFM 0.875
0.710 V
Peak Reverse Current @ TA = 25°C
at Rated DC Blocking Voltage @ TA = 150°CIRM 2.0
50 μA
Reverse Recovery Time (Note 3) tr
r
25 ns
Forward Recovery Time (Note 4) tf
r
25 ns
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes.
2. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
3. Unit mounted on PC board with 5.0 mm2 (0.013 mm thick) copper pads as heat sink.
4. Measured at 1.0MHz and applied reverse voltage of 4V DC.
5. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A. See Figure 5.
6. Measured with IF = 1.0A, di/dt = 100A/μs, Duty Cycle ≤ 2.0% .
7. Short duration pulse test used to minimize self-heating effect.
Top View Bottom View
Green
MURS120
Document number: DS30179 Rev. 8 - 2 2 of 4
www.diodes.com September 2010
© Diodes Incorporated
MURS120
25 50 75 100 125 150 175
I, AVE
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
EN
T
(A )
O
T , TERMINAL TE MPERATURE ( C)
Fig. 1 Forward Current Derating Curve
T
°
0
2
4
6
5
1
3
Fig. 2 Ty pi cal Forw ar d C haracteristics
110100
I,
P
EAK
F
O
R
WA
R
D S
U
R
G
E
C
U
R
R
E
N
T
(A)
FSM
NUMBER OF CYCLES A T 6 0Hz
Fig. 3 Surge Current Derating Curve
0
10
20
30
Pulse Width 8.3ms
Single Half-Sine-Wave
2520 50
40
1.0
040 12020 140
Fig. 4 Typical Reverse Characteristics
V , REVERSE VOLTAGE (V)
R
I , REVERSE CURRENT ( A)
R
m
MURS120
Document number: DS30179 Rev. 8 - 2 3 of 4
www.diodes.com September 2010
© Diodes Incorporated
MURS120
Ordering Information (Note 7)
Part Number Case Packaging
MURS120 -13-F SMB 3000/Tape & Reel
Notes: 7. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Package Outline Dimensions
Suggested Pad Layout
SMB
Dim Min Max
A 3.30 3.94
B 4.06 4.57
C 1.96 2.21
D 0.15 0.31
E 5.00 5.59
G 0.05 0.20
H 0.76 1.52
J 2.00 2.50
All Dimensions in mm
SMB
Dimensions Value (in mm)
Z 6.7
G 1.8
X 2.3
Y 2.5
C 4.3
U1DB = Product type marking code
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 2 for 2002)
WW = Week code (01 - 53)
YWW
U1DB
A
B
C
D
G
H
E
J
MURS120
Document number: DS30179 Rev. 8 - 2 4 of 4
www.diodes.com September 2010
© Diodes Incorporated
MURS120
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