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CYStech Electronics Corp.
3.0Amp. Surface Mount Schottky Barrier Diodes
Spec. No. : C754SA Issued Date : 2006.07.13 Revised Date : Page No. : 1/3
SK3XSA Series
Features
* For surface mounted applications. * For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications * Plastic material used carries Underwriters Laboratory Flammability Classification 94V-0 * Low leakage current * High surge capability * High temperature soldering: 250C/10 seconds at terminals * Exceeds environmental standards of MIL-S-19500/228 * Pb-free package
Mechanical Data
* Case: SMA/DO-214AC molded plastic. * Terminals: Solder plated, solderable per MIL-STD-750 method 2026 * Polarity: Indicated by cathode band. * Packaging: 12mm tape per EIA STD RS-481. * Weight: 0.064 gram, 0.002 ounce
Maximum Ratings and Electrical Characteristics
(Rating at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz,
resistive or inductive load. For capacitive load, derate current by 20%. )
Parameter Repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum instantaneous forward voltage, IF=3A Maximum average forward rectified current at TL (See Fig. 1 ) Peak forward surge current @8.3ms single half sine wave superimposed on rated load (JEDEC method) Maximum DC reverse current @ TJ = 25 At Rated DC Blocking Voltage @ TJ = 100 Maximum thermal resistance, Junction to ambient(Note 1) Diode junction capacitance @ f = 1MHz and applied 4V reverse voltage Operating Junction and Storage temperature Rang
SK3XSA
Symbol VRRM VRMS VR VF IO IFSM
SK32 20 14 20 0.5
SK34 40 28 40
Type SK36 60 42 60 0.7 3.0 80
SK38 80 56 80
SK3B 100 70 100
Units V V V V A A mA mA /W pF
0.85
IR Rth,JA CJ TJ, Tstg
0.5 10 88 (typ) 200 (typ) -55 ~ +125 / -55 ~ +150
Notes : 1.Mounted on PCB with 14mm (0.013mm thickness) copper pad area.
CYStek Product Specification
CYStech Electronics Corp.
Characteristic Curves
Spec. No. : C754SA Issued Date : 2006.07.13 Revised Date : Page No. : 2/3
SK32-SK34 --- SK36-SK3B
SK32-SK34 SK36 SK38-SK3B
SK3XSA
CYStek Product Specification
CYStech Electronics Corp.
SMA Dimension
Spec. No. : C754SA Issued Date : 2006.07.13 Revised Date : Page No. : 3/3
Marking : Device SK32 Code SK32 Device SK3B Code SK3B SK34 SK34 SK36 SK36 SK38 SK38
A
B
C
D
H E F G
SMA/DO-214AC Plastic Surface Mounted Package CYStek Package Code : SA
*:Typical
DIM A B C D
Inches Min. Max. 0.055 0.062 0.098 0.114 0.157 0.181 0.078 0.096
Millimeters Min. Max. 1.40 1.60 2.50 2.90 4.00 4.60 2.00 2.44
DIM E F G H
Inches Min. Max. 0.030 0.060 0.002 0.008 0.188 0.208 0.006 0.012
Millimeters Min. Max. 0.76 1.52 0.051 0.203 4.80 5.28 0.152 0.305
Notes : 1.Controlling dimension : millimeters.
2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office.
Material :
* Lead : 42 Alloy ; solder plating * Mold Compound : Epoxy resin family, flammability solid burning class:UL94V-0
Important Notice:
* All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. * CYStek reserves the right to make changes to its products without notice. * CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. * CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance.
SK3XSA
CYStek Product Specification

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