Green US1KSAFS
1.0A SURFACE MOUNT ULTRA-FAST RECTIFIER
Product Summary (@ T = +25C) Features and Benefits
A
Glass Passivated Die Construction
V (V) I (A) V (V) I (A)
RRM O F(MAX) R(MAX)
Ideally Suited for Use in Very High Frequency Switching
800 1 1.85 5
Ultra-Fast Recovery Time for High Efficiency
Soft Recovery Characteristics
Surge Overload Rating to 30A Peak
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. Green Device (Note 3)
Mechanical Data
Description and Applications
The US1KSAFS is a rectifier packaged in the SMA-FS package.
Case: SMA-FS
Providing ultra-fast recovery time for high efficiency, this device is
Case Material: Molded Plastic, Green Molding Compound. UL
ideal for use in applications such as:
Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Power Supply
Terminals: Finish - Matte Tin Annealed over Copper Leadframe.
Smartphone Chargers
Solderable per MIL-STD-202, Method 208
Inverters
Polarity: Cathode Band
Free Wheeling Diodes
Weight: 0.033 grams (Approximate)
SMA-FS
Top View Schematic View
Ordering Information (Note 4)
Part Number Qualification Case Packaging
US1KSAFS-13 Commercial SMA-FS 10,000/Tape & Reel
Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See
US1KSAFS
Maximum Ratings (@T = +25C, unless otherwise specified.)
A
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage VRRM
Working Peak Reverse Voltage 800 V
V
RWM
DC Blocking Voltage (Note 5)
V
R
RMS Reverse Voltage V 560 V
R(RMS)
Average Rectified Output Current @T = +40C I 1.0 A
A O
Non-Repetitive Peak Forward Surge Current 8.3ms
I 30 A
FSM
Single Half Sine-Wave Superimposed on Rated Load
Maximum Full Load Reverse Current, Full Cycle Average,
I 100 A
R(AV)
0.375(9.5mm) Length at T = +55C
A
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Thermal Resistance, Junction to Case (Note 8) 25 C/W
R
JC
Typical Thermal Resistance, Junction to Ambient (Note 8) 150 C/W
R
JA
Operating and Storage Temperature Range T T -55 to +150 C
J, STG
Electrical Characteristics (@T = +25C, unless otherwise specified.)
A
Characteristic Symbol Value Unit
800 V
Reverse Breakdown Voltage (Note 5) @I = 5A V
R (BR)R
1.85 V
Maximum Forward Voltage Drop @I = 1.0A V
F F
Peak Reverse Current @T = +25C 5.0
A
I A
R
50
at Rated DC Blocking Voltage (Note 5) @T = +100C
A
Maximum Reverse Recovery Time (Note 6) t 75 ns
RR
Typical Total Capacitance (Note 7) 5 pF
CT
Notes: 5. Short duration pulse test used to minimize self-heating effect.
6. Measured with I = 0.5A, I = 1.0A, I = 0.25A. See figure 7.
F R RR
7. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
8. Device mounted on FR-4 substrate, 1"x1", 2oz, single-sided, PC boards with 0.1"x0.15" copper pad.
9. Device mounted on FR-4 substrate, 0.4"x0.5", 2oz, single-sided, PC boards with 0.2"x0.25" copper pad.
2 of 5
US1KSAFS September 2016
Diodes Incorporated
www.diodes.com
Document number: DS38879 Rev. 2 - 2
NEW PRODUCT