NSA5.0AFT3G 400 Watt Peak Power Zener Transient Voltage Suppressor Unidirectional http://onsemi.com The NSA5.0AFT3G 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 NSA5.0AFT3G 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 This is a Pb−Free Device CATHODE SMA−FL CASE 403AA MARKING DIAGRAM Mechanical Characteristics: CASE: Void-free, transfer-molded plastic FINISH: All external surfaces are corrosion resistant and leads are readily solderable MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 Seconds POLARITY: Cathode indicated by molded polarity notch or polarity band ANODE 4AA AYWWG 4AA A Y WW G = Device Code = Assembly Location = Year = Work Week = Pb−Free Package MOUNTING POSITION: Any ORDERING INFORMATION Device Package Shipping† NSA5.0AFT3G SMA−FL (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, 2011 September, 2011 − Rev. 0 1 Publication Order Number: NSA5.0AF/D NSA5.0AFT3G 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 403AA 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 NSA5.0AFT3G 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 NSA5.0AFT3G 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. NSA5.0AF 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 NSA5.0AFT3G PACKAGE DIMENSIONS SMA−FL CASE 403AA−01 ISSUE O E E1 NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M, 1994. 2. CONTROLLING DIMENSION: MILLIMETERS. D DIM A b c D E E1 L TOP VIEW A c 2X MILLIMETERS MIN MAX 0.90 1.10 1.25 1.65 0.15 0.30 2.40 2.80 4.80 5.40 4.00 4.60 0.70 1.10 RECOMMENDED SOLDER FOOTPRINT* C SIDE VIEW SEATING PLANE 5.56 1.76 b 1.30 2X BOTTOM VIEW DIMENSIONS: MILLIMETERS L *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. 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