Document
Green
US1A - US1M
1.0A SURFACE MOUNT ULTRA-FAST RECTIFIER
Features
Glass Passivated Die Construction 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) Halogen and Antimony Free. “Green” Device (Note 2)
Mechanical Data
Case: SMA 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: 0.064 grams (Approximate)
Top View
Bottom View
Ordering Information (Note 3)
Part Number* US1x-13-F
Case SMA
Packaging 5,000/Tape & Reel
*x = Device type, e.g. US1A-13-F.
Notes:
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied. 2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free. 3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
Marking Information
YWW US1x
US1x = Product Type Marking Code, ex: US1A = Manufacturers’ Code Marking
YWW = Date Code Marking Y = Last Digit of Year (ex: 4 for 2014) WW = Week Code (01 to 53)
US1A - US1M
Document number: DS16008 Rev. 11 - 2
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December 2014
© Diodes Incorporated
US1A - US1M
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
Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage (Note 4)
RMS Reverse Voltage
Average Rectified Output Current
@ TT = +75°C
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
Symbol VRRM VRWM VR VR(RMS) IO
IFSM
US1A 50 35
US1B 100 70
US1D 200 140
US1G
400
280 1.0 30
US1J 600 420
US1K US1M 800 1000 560 700
Unit
V
V A A
Thermal Characteristics
Characteristic Maximum Thermal Resistance, Junction to Terminal Operating and Storage Temperature Range
Symbol
RJT TJ, TSTG
Value 30
-65 to +150
Unit °C/W
°C
Electrical Characteristics (@TA = +25°C unless otherwise specified.)
Characteristic Forward Voltage Drop Peak Reverse Current at Rated DC Blocking Voltage (Note 4) Reverse Recovery Time (Note 5) Typical Total Capacitance (Note 6)
@ IF = 1.0A @ TA = +25°C @ TA = +100°C
Symbol VFM
IRM
trr CT
Notes:
4. Short duration pulse test used to minimize self-heating effect. 5. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A. See Figure 5. 6. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
US1A
US1B US1D 1.0
50 20
US1G 1.3
5.0 100
US1J
US1K US1M 1.7
75 10
Unit V
µA
ns pF
IO, AVERAGE RECTIFIED CURRENT (A) IF, INSTANTANEOUS FORWARD CURRENT (A)
1.0
0.5
0
25 50
75 100 125 150
TT, TERMINAL TEMPERATURE (°C)
Fig. 1 Forward Current Derating Curve
10
US1A - US1D US1G
1.0
US1J - US1M
0.1
0.01 0 0.4 0.8 1.2 1.6 2.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics
US1A - US1M
Document number: DS16008 Rev. 11 - 2
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December 2014
© Diodes Incorporated
IFSM, PEAK FORWARD SURGE CURRENT (A)
40
30
20
10
0 1 10 100 NUMBER OF CYCLES AT 60Hz Fig. 3 Forward Surge Current Derating Curve
US1A - US1M
1,000
100 10
Tj = 100°C
1.0
Tj = 25°C
0.1
0.01 0
20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 4 Typical Reverse Characteristics
US1A - US1M
Document number: DS16008 Rev. 11 - 2
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December 2014
© Diodes Incorporated
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
B
AC
J H
G E
D
US1A - US1M
SMA Dim Min Max
A 2.29 2.92 B 4.00 4.60 C 1.27 1.63 D 0.15 0.31 E 4.80 5.59 G 0.05 0.20 H 0.76 1.52 J 1.96 2.40 All Dimensions in mm
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for latest version.
SMA
X1 X
Y
G C
Dimensions
C G X X1 Y
Value (in mm)
4.00 1.50 2.50 6.50 1.70
US1A - US1M
Document number: DS16008 Rev. 11 - 2
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December 2014
© Diodes Incorporated
US1A - US1M
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use o.