SMAJ530, SMAJ550 www.vishay.com Vishay General Semiconductor Surface Mount TRANSZORB Transient Voltage Suppressors FEATURES Glass passivated chip junction Available in uni-directional polarity only Excellent clamping capability Very fast response time Low incremental surge resistance Meets MSL level 1, per J-STD-020, LF maximum peak SMA (DO-214AC) of 260 C AEC-Q101 qualified Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 PRIMARY CHARACTERISTICS V (uni-directional) 530 V to 550 V BR TYPICAL APPLICATIONS V 477 V, 495 V WM P 300 W PPM Use in sensitive electronics protection against voltage P 2.5 W transients induced by inductive load switching and lighting D on ICs, MOSFET, signal lines of sensor units for consumer, I (uni-directional only) 40 A FSM computer, industrial, automotive, and telecommunication. T max. 150 C J Polarity Uni-directional MECHANICAL DATA Package SMA (DO-214AC) Case: SMA (DO-214AC) Molding compound meets UL 94 V-0 flammability rating APPLICATION NOTES Base P/N-E3 - RoHS-compliant and industrial grade Base P/NHE3 X - RoHS-compliant and AEC-Q101 qualified Respect thermal resistance (PCB Layout) - as the ( X denotes revision code e.g. A, B, .....) temperature coefficient also contributes to the clamping voltage Terminals: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 Select minimum breakdown voltage, so you get E3 suffix meets JESD 201 class 2 whisker test, HE3 suffix acceptable power dissipation and PCB tie point meets JESD 201 class 2 whisker test temperature Polarity: color band denotes cathode end Devices with higher breakdown voltage will have a shorter conduction time and will dissipate less power Clamping voltage is influenced by internal resistance - design approximation is 7 V per 100 mA slope Keep temperature of TVS lower than TOPSwitch as a recommendation Maximum current is determined by the maximum T and J can be higher than 300 mA Contact supplier for different clamping voltage/ current arrangements Minimum breakdown voltage can be customized for other applications. Contact supplier TOPSwitch is a registered trademark of Power Integrations, Inc. Revision: 09-Aug-2018 Document Number: 88391 1 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000SMAJ530, SMAJ550 www.vishay.com Vishay General Semiconductor MAXIMUM RATINGS (T = 25 C unless otherwise noted) A PARAMETER SYMBOL SMAJ530 SMAJ550 UNIT Device marking code HD SB (1)(2)(4) Peak pulse power dissipation (fig. 1) P 300 W PPM (3) Power dissipation on infinite heatsink P 2.5 W D Operating junction and storage temperature range T , T - 55 to +150 C J STG Notes (1) Non-repetitive current pulse, per fig. 3 and derated above 25 C per fig. 2 (2) Mounted on 0.2 x 0.2 (5.0 mm x 5.0 mm) copper pads to each terminal (3) Lead temperature at T = 75 C L (4) Peak pulse power waveform is 10/1000 s ELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise noted) A BREAKDOWN VOLTAGE TEST CURRENT STAND-OFF VOLTAGE V AT I BR T DEVICE TYPE I V (V) T WM (A) (V) MIN. SMAJ530 530 100 477 SMAJ550 550 100 495 ADDITIONAL CHARACTERISTICS (T = 25 C unless otherwise noted) A PARAMETER TEST CONDITIONS SYMBOL SMAJ530 SMAJ550 UNIT Max. clamping voltage 400 mA, 10/1000 s waveform V 760 V C Maximum DC reverse leakage current V I 1.0 A WM D Typical temperature coefficient of V 650 mV/C BR 0 V 90 (1) Typical capacitance C pF J 200 V 7.5 Note (1) Measured at 1 MHz THERMAL CHARACTERISTICS (T = 25 C unless otherwise noted) A PARAMETER SYMBOL SMAJ530 SMAJ550 UNIT Typical thermal resistance, junction to lead R 30 JL C/ W (1) Typical thermal resistance, junction to ambient R 120 JA Note (1) Mounted on minimum recommended pad layout ORDERING INFORMATION (Example) PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE SMAJ530-E3/61 0.064 61 1800 7 diameter plastic tape and reel SMAJ530-E3/5A 0.064 5A 7500 13 diameter plastic tape and reel (1) SMAJ530HE3 A/H 0.064 H 1800 7 diameter plastic tape and reel (1) SMAJ530HE3 A/I 0.064 I 7500 13 diameter plastic tape and reel Note (1) AEC-Q101 qualified Revision: 09-Aug-2018 Document Number: 88391 2 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000