NSA5.0AT3G 400 Watt Peak Power Zener Transient Voltage Suppressor Unidirectional http://onsemi.com The NSA5.0AT3G is designed to protect voltage sensitive components from high voltage, high energy transients. It has excellent clamping capability, high surge capability, low zener impedance and a fast response time. The NSA5.0AT3G is ideally suited for use in communication systems, automotive, numerical controls, process controls, medical equipment, business machines, power supplies and many other industrial/consumer applications. PLASTIC SURFACE MOUNT ZENER OVERVOLTAGE TRANSIENT SUPPRESSOR 400 W PEAK POWER Features • • • • • • • • Peak Power − 400 W @ 1 ms ESD Rating of Class 3 (> 16 kV) per Human Body Model ESD Rating IEC 61000−4−2 (> 30 kV) Response Time is Typically < 1 ns Flat Handling Surface for Accurate Placement Package Design for Top Slide or Bottom Circuit Board Mounting Low Profile Package Pb−Free Packages are Available CATHODE ANODE SMA CASE 403D PLASTIC MARKING DIAGRAM Mechanical Characteristics: CASE: Void-free, transfer-molded plastic FINISH: All external surfaces are corrosion resistant and leads are QA AYWWG readily solderable MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 Seconds POLARITY: Cathode indicated by molded polarity notch or polarity band MOUNTING POSITION: Any QA A Y WW G = Device Code = Assembly Location = Year = Work Week = Pb−Free Package ORDERING INFORMATION Device NSA5.0AT3G Package Shipping† SMA (Pb−Free) 5000/Tape & Reel †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. DEVICE MARKING INFORMATION See specific marking information in the device marking column of the Electrical Characteristics table on page 2 of this data sheet. © Semiconductor Components Industries, LLC, 2008 October, 2008 − Rev. 1 1 Publication Order Number: NSA5.0A/D NSA5.0AT3G MAXIMUM RATINGS Rating Symbol Value Unit Peak Power Dissipation (Note 1) @ TL = 25°C, Pulse Width = 1 ms PPK 400 W DC Power Dissipation @ TL = 75°C Measured Zero Lead Length (Note 2) Derate Above 75°C Thermal Resistance from Junction to Lead PD 1.5 W RqJL 20 50 mW/°C °C/W W mW/°C °C/W DC Power Dissipation (Note 3) @ TA = 25°C Derate Above 25°C Thermal Resistance from Junction to Ambient PD RqJA 0.5 4.0 250 Forward Surge Current (Note 4) @ TA = 25°C IFSM 40 A TJ, Tstg −65 to +150 °C Operating and Storage Temperature Range Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. 10 X 1000 ms, non−repetitive. 2. 1″ square copper pad, FR−4 board. 3. FR−4 board, using ON Semiconductor minimum recommended footprint, as shown in 403D case outline dimensions spec. 4. 1/2 sine wave (or equivalent square wave), PW = 8.3 ms, duty cycle = 4 pulses per minute maximum. ELECTRICAL CHARACTERISTICS I (TA = 25°C unless otherwise noted) Symbol IF Parameter IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM IR VBR VC VBR VRWM Working Peak Reverse Voltage V IR VF IT Maximum Reverse Leakage Current @ VRWM Breakdown Voltage @ IT IT Test Current IF Forward Current VF Forward Voltage @ IF IPP Uni−Directional TVS ELECTRICAL CHARACTERISTICS Device Device Marking VRWM (Note 5) IR @ VRWM Volts mA VC @ IPP (Note 7) Breakdown Voltage VBR (Volts) (Note 6) Min Nom Max @ IT VC IPP C Typ. (Note 8) mA Volts Amps pF VF @ IF (Note 9) Max V NSA5.0AT3G QA 5.0 400 6.4 6.7 7.0 10 9.2 43.5 2450 3.5 5. A transient suppressor is normally selected according to the working peak reverse voltage (VRWM), which should be equal to or greater than the DC or continuous peak operating voltage level. 6. VBR measured at pulse test current IT at an ambient temperature of 25°C. 7. Surge current waveform per Figure 2 and derate per Figure 3. 8. Bias voltage = 0 V, F = 1.0 MHz, TJ = 25°C. 9. 1/2 sine wave or equivalent, PW = 8.3 ms, non−repetitive, IF = 30 A. http://onsemi.com 2 NSA5.0AT3G RATING AND TYPICAL CHARACTERISTIC CURVES 120 NONREPETITIVE PULSE WAVEFORM SHOWN IN FIGURE 2. TA = 25°C 10 Ippm, PEAK PULSE CURRENT (%) Ppk , PEAK POWER (kW) 100 1 0.1 10-4 100 0.01 0.1 tP, PULSE WIDTH (ms) 1 PEAK VALUE Ippm 80 60 HALF VALUE - Ipp/2 40 10/1000 ms WAVEFORM AS DEFINED BY R.E.A. 20 0 0.001 10 td 0 1 2 3 5 4 t, TIME (ms) Figure 1. Pulse Rating Curve Figure 2. Pulse Waveform 120 10,000 10 x 1000 WAVEFORM AS DEFINED BY R.E.A. NSA5.0A C, CAPACITANCE (pF) 100 80 60 40 TJ = 25°C F = 1 MHz 1,000 100 10 20 0 1 0 40 80 120 160 TA, AMBIENT TEMPERATURE (°C) 200 1 Figure 3. Pulse Derating Curve PD , MAXIMUM POWER DISSIPATION (WATTS) PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT TA = 25°C PW (ID) IS DEFINED AS THE POINT WHERE THE PEAK CURRENT DECAYS TO 50% OF Ipp. ≤ 10 ms 10 BIAS VOLTAGE (VOLTS) Figure 4. Typical Junction Capacitance vs. Bias Voltage 6 5 4 @ TL = 75°C PD = 1.5 W 3 2 @ TA = 25°C PD = 0.5 W 1 0 0 25 50 100 75 T, TEMPERATURE (°C) 125 Figure 5. Steady State Power Derating http://onsemi.com 3 150 100 NSA5.0AT3G PACKAGE DIMENSIONS SMA CASE 403D−02 ISSUE E HE NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. 403D−01 OBSOLETE, NEW STANDARD IS 403D−02. E b DIM A A1 b c D E HE L D POLARITY INDICATOR OPTIONAL AS NEEDED (SEE STYLES) MIN 1.97 0.05 1.27 0.15 2.29 4.06 4.83 0.76 MILLIMETERS NOM MAX 2.10 2.20 0.10 0.15 1.45 1.63 0.28 0.41 2.60 2.92 4.32 4.57 5.21 5.59 1.14 1.52 MIN 0.078 0.002 0.050 0.006 0.090 0.160 0.190 0.030 INCHES NOM 0.083 0.004 0.057 0.011 0.103 0.170 0.205 0.045 MAX 0.087 0.006 0.064 0.016 0.115 0.180 0.220 0.060 STYLE 1: PIN 1. CATHODE (POLARITY BAND) 2. ANODE A L A1 c SOLDERING FOOTPRINT* 4.0 0.157 2.0 0.0787 2.0 0.0787 SCALE 8:1 mm Ǔ ǒinches *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. 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