Diodes MURS320 User Manual
Features
• Glass Passivated Die Construction
• Super-Fast Recovery Time For High Efficiency
• Surge Overload Rating to 75A Peak
• Ideally Suited for Automated Assembly
• Lead Free Finish/RoHS Compliant (Note 1)
• Green Molding Compound (No Halogen and Antimony)
(Note 2)
Top View Bottom View
Green
MURS320
3.0A SURFACE MOUNT SUPER-FAST RECTIFIER
Mechanical Data
• Case: SMC
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
• Polarity: Cathode Band or Cathode Notch
• Weight: 0.21 grams (approximate)
Ordering Information (Note 3)
Part Number Case Packaging
MURS320-13-F SMC 3000/Tape & Reel, 13-inch
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. For packaging details, go to our website at http://www.diodes.com.
Marking Information
MURS320
Document number: DS30197 Rev. 6 - 2
YWW
U3D
U3D = Product type marking code
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 6 for 2006)
WW = Week code (01 to 53)
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θ
r
r
R
G
FOR
R
CUR
R
T
Maximum Ratings @T
= 25°C unless otherwise specified
A
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
V
V
DC Blocking Voltage (Note 4)
RMS Reverse Voltage
V
R(RMS
Average Rectified Output Current @ TL = 140°CIO
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
I
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Total Capacitance (Note 5)
Typical Thermal Resistance, Junction to Lead (Note 6)
Operating and Storage Temperature Range
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Value Unit
Forward Voltage @ IF = 3.0A, T
@ I
= 3.0A, TJ = 150°C
F
J =
25°C
Peak Reverse Current @ TJ = 25°C
at Rated DC Blocking Voltage (Note 4) @ T
= 150°C
J
Reverse Recovery Time (Note 7)
Maximum Forward Recovery Time (Note 8)
Notes: 4. Short duration pulse test used to minimize self-heating effect.
5. Measured at 1.0MHz and applied reverse voltage of 0V DC.
6. Unit mounted on PC board with 5.0 mm
7. Measured with I
8. Measured with I
= 0.5A, IR = 1.0A, Irr = 0.25A. See Figure 5.
F
= 1.0A, di/dt = 100A/μS, Recovery to 1.0V.
F
2
(0.013 mm thick) copper pads as heat sink.
R
T
, T
J
V
RRM
RWM
V
FSM
C
FM
I
RM
t
r
t
f
R
T
JL
STG
MURS320
200 V
140 V
3.0 A
75 A
45 pF
11
-65 to +175
0.875
0.71
5.0
100
°C/W
°C
V
μA
25 ns
25 ns
(A)
T = 125ºC
EN
D
WA
Pulse Width: 300us
j
T = 100ºC
j
E
A
I, AVE
O
T = 25ºC
j
0
25 50 75 100 125 150 175
T , TERMINAL TEMPERATURE ( C)
T
Fig. 1 Forward Current Derating Curve
°
Fig. 2 Typical Forward Characteristics
MURS320
Document number: DS30197 Rev. 6 - 2
2 of 5
www.diodes.com
September 2010
© Diodes Incorporated
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