US1A - US1M
Green
1.0A SURFACE MOUNT ULTRA-FAST RECTIFIER
Please click here to visit our online spice models database.
Features
Mechanical Data
•
•
•
•
•
•
•
Glass Passivated Die Construction
•
•
Case: SMA
Ultra-Fast Recovery Time for High Efficiency
Surge Overload Rating to 30A Peak
High Current Capability
Ideally Suited for Automated Assembly
Lead Free Finish/RoHS Compliant (Note 1)
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band or Cathode Notch
Marking Information: See Page 3
Ordering Information: See Page 3
Weight: 0.064 grams (approximate)
•
•
•
•
•
•
Green Molding Compound (No Halogen and Antimony)
(Note 2)
Top View
Bottom View
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 US1A US1B US1D US1G US1J US1K US1M Unit
VRRM
VRWM
VR
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage (Note 5)
50
35
100
70
200
140
400
600
420
800
560
1000
700
V
RMS Reverse Voltage
280
1.0
V
A
VR(RMS)
IO
Average Rectified Output Current
@ TT = 75°C
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
30
A
IFSM
Thermal Characteristics
Characteristic
Typical Thermal Resistance, Junction to Terminal
Operating and Storage Temperature Range
Symbol
Value
30
Unit
°C/W
°C
Rθ
JT
-65 to +150
TJ, TSTG
Electrical Characteristics @T = 25°C unless otherwise specified
A
Characteristic
Symbol US1A US1B US1D US1G US1J US1K US1M Unit
1.0
1.3
1.7
V
Forward Voltage Drop
Peak Reverse Current
at Rated DC Blocking Voltage (Note 5)
Reverse Recovery Time (Note 4)
Typical Total Capacitance (Note 3)
@ IF = 1.0A
@ TA 25°C
@ TA = 100°C
VFM
=
5.0
100
IRM
μA
50
20
75
10
ns
trr
pF
CT
Notes:
1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at http://www.diodes.com/quality/lead_free.html.
2. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
3. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A. See figure 5.
4. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
5. Short duration pulse test used to minimize self-heating effect.
1 of 4
www.diodes.com
July 2009
© Diodes Incorporated
US1A - US1M
Document number: DS16008 Rev. 9 - 2