PSMAJ400(C)A

Document overview

  • Manufacturer or author: Diodes Incorporated
  • PDF pages: 4

Technical content

Features

  • 400W Peak Pulse Power Dissipation
  • Unidirectional and Bidirectional Versions Available
  • Excellent Clamping Capability
  • Fast Response Time
  • Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3) 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 (Mat te Tin Finish). Solderable per MIL-STD-202, Method 208
  • Polarity Indicator: Cathode Band (Note: Bi-directional devices have no polarity indicator.)
  • Weight: 0.064 grams (approximate) Ordering Information (Note 4) Part Number Case Packaging PSMAJ400(C)A-13 SMA 5000/Tape & Reel Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoH S 2) compliant. All applicable RoHS exemptions applied. 2. See http://www.diodes.com for more in formation 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. 4. For packaging details, go to our website at http://www.diodes.com. Marking Information Maximum Ratings (@TA = +25°C, unless otherwise specified.) Characteristic Symbol Value Unit Peak Pulse Power Dissipation (Non repetitive current pulse derated above TA = +25° C, TP = 1ms) (Note 5) PPK 400 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed on Rated Load (Notes 6 & 7) IFSM 40 A Steady State Power Dissipation @ TL = +120°C PM (AV) 1.0 W Instantaneous Forward Voltage @ IPP = 25A (Notes 6 & 7) VF 6.5 V Notes: 5. Non-repetitive current pulse, per Fig. 4 and derated above T A = +25° C, per Fig.1. 6. Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum. 7. Unidirectional units only. Green Top View Bottom View 400x = Product type marking code 400C – BI 400A – UNI = Manufacturers’ code marking YWW = Date code marking Y = Last digit of year (ex: 2 for 2012) WW = Week code (01 to 53) SMA YWW 400x

PSMAJ400(C)A Document number: DS35914 Rev. 3 - 2 2 of 4 www.diodes.com November 2012 © Diodes Incorporated PSMAJ400(C)A ADVANCE INFORMATION Thermal Characteristics Characteristic Symbol Value Unit Operating Temperature Range TJ -55 to +150 °C Storage Temperature Range TSTG -55 to +175 °C Electrical Characteristics (@TA = +25°C, unless otherwise specified.) Part Number Add C For Bidirectional (Note 8) Reverse Standoff Voltage Breakdown Voltage VBR @ IT (Note 9) Test Current Max. Reverse Leakage @ VRWM Max. Clamping Voltage @ Ipp Max. Peak Pulse Current Ipp Marking Code VRWM (V) Min (V) Max (V) IT (mA) I R (μA) V C (V) (A) BI- UNI- PSMAJ400(C)A 342 380 420 1.0 5.0 548.0 0.73 400C 400A Notes: 8. Suffix C denotes Bi-directional device. 9. VBR measured with IT current pulse = 300μs

10 X 1000 Waveform

0 25 50 75 100 125 150 175 200 100 T , AMBIENT TEMPERATURE ( C) Figure 1 Pulse Derating Curve A ° PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT 0.1 1.0 10 100 1,000 10,000 T = + 2 5CJ ° P , PEAK PULSE POWER (kW)PK 100 Non repetitive pulse waveform shown in Fig. 3 t PULSE WIDTH (µs) Figure 2 Pulse Rating Curve p 1.0 0.1 I , PEAK PULSE CURRENT (%I )Pp p t, TIME (ms) Figure 3 Pulse Waveform 2 5 10 I, PEAK FORWARD SURGE CURRENT (A)FSM NUMBER OF CYCLES AT 60Hz Figure 4 Maximum Non-Repetitive Surge Current 20 50 1001

PSMAJ400(C)A Document number: DS35914 Rev. 3 - 2 3 of 4 www.diodes.com November 2012 © Diodes Incorporated PSMAJ400(C)A ADVANCE INFORMATION 0.2 0.4 0.6 0 25 50 75 100 125 150 175 200 PM S TEADY STATE POWER DISSIPATION (W)(AV), T , LEAD TEMPERATURE ( C) Figure 5 Steady State Power Derating Curve L ° 0.8 1.0 Package Outline Dimensions Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version. Suggested Pad Layout Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. 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 2.01 2.30 All Dimensions in mm Dimensions Value (in mm) C 4.00 G 1.50 X 2.50 X1 6.50 Y 1.70 A B C D GH E J C Y G X

PSMAJ400(C)A Document number: DS35914 Rev. 3 - 2 4 of 4 www.diodes.com November 2012 © Diodes Incorporated PSMAJ400(C)A ADVANCE INFORMATION 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 rese rve the right to make modifications, enhanc ements, improvements, corrections or ot her changes without further notice to this document and any product descri bed herein. Diodes Incorporated does not assume any liability arising out of the application or use of this document or an y product described herein; neither does Di odes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or us er of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated a nd all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthoriz ed sales channel. Should Customers purchase or use Diodes Inco rporated products for any unintended or una uthorized application, Customers shall i ndemnify and hold Diodes Incorporated and its representativ es harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. This document is written in English but may be translated into multiple languages for reference. Only the English version of t his document is the final and determinative format released by Diodes Incorporated. LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical component s in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when proper ly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifi cations of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or s ystems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporate d and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2012, Diodes Incorporated www.diodes.com