Order this document by MR2835S/D SEMICONDUCTOR TECHNICAL DATA . . . designed for applications requiring a diode with reverse avalanche characteristics for use as reverse power transient suppressor. Developed to suppress transients in the automotive system, this device operates in reverse mode as power zener diode and will protect expensive modules such as ignition, injection and autoblocking systems from overvoltage conditions. OVERVOLTAGE TRANSIENT SUPPRESSOR 24 V – 32 V • High Power Capability • Economical MAXIMUM RATINGS Parameters Symbol Value Unit VR 23 V DC Blocking Voltage Peak Repetitive Reverse Surge Current (Time Constant = 10 ms, TC = 25°C) IRSM A Non Repetitive Peak Surge Current (Halfwave, Single Phase, 50 Hz) IFSM Storage Temperature Tstg –40 to +150 °C TJ –40 to +150 °C Symbol Value Unit RqJC 1.0 °C/W 62 A 400 Maximum Operating Junction Temperature THERMAL CHARACTERISTICS CASE 460–02 Parameters Thermal Resistance Junction to Case ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted) Characteristic Instantaneous Forward Voltage (IF = 100 A) (1) Symbol Min Max Unit VF — 1.1 V IR — 5.0 mA Breakdown Voltage (IZ = 100 mA) (1) V(BR) 24 32 V Breakdown Voltage (IZ = 80 A, TC = 85°C, PW = 80 µs) V(BR) — 40 V V(BR)TC — 0.09 %/°C VFTC — –2.0* mV/°C Reverse Current (VR = 20 V) (1) Breakdown Voltage Temperature Coefficient Forward Voltage Temperature Coefficient (IF = 10 mA) MECHANICAL CHARACTERISTICS Finish All External Surfaces are Corrosion Resistant Polarity Cathode to Terminal Weight 1.78 g* Maximum Temperature for Soldering 260°C for 10 s Using Belt Furnace 1. Pulse Test: Pulse Width < 300 ms, Duty Cycle < 2%. * Typical di/dt LIMITATION 2.0 OHMS 0 – 150 V 50 mF 100 mH MR2835S Figure 1. Load Dump Test Circuit Designer’s Data for “Worst Case” Conditions — The Designer’s Data Sheet permits the design of most circuits entirely from the information presented. SOA Limit curves — representing boundaries on device characteristics — are given to facilitate “worst case” design. REV 1 Motorola Power Products Division Device Data Motorola, Inc. 1997 1 MR2835S 1000 100 di/dt < 1.0 AMP/ms 80 IRSM , PEAK REVERSE CURRENT (A) t (37%) = TIME CONSTANT t (50%) = 0.7 t (37%) t (10%) = 2.3 t (37%) % 60 40 20 0 t (50%) t (37%) t (10%) 0.1 0.2 0.3 0.5 0.4 100 Time (second) TIME CONSTANT (mS) Figure 2. Load Dump Pulse Current Figure 3. Maximum Peak Reverse Current 1000 100 TC = 25°C IR , REVERSE CURRENT ( m A) W RSM , PEAK REVERSE ENERGIE (J) 10 1.0 100 10 1.0 10 TJ = 150°C 1.0 TJ = 100°C 0.1 0.01 TJ = 25°C 0.001 10 1.0 100 1000 10 0 20 TIME CONSTANT (mS) VR, REVERSE VOLTAGE (V) Figure 4. Maximum Reverse Energie Figure 5. Typical Reverse Current 1000 30 10,000 TJ = 150°C 100 TJ = 100°C 10 TJ = 25°C PRSM , PEAK REVERSE POWER (W) I F , INSTANTANEOUS FORWARD CURRENT (A) 100 10 0 1000 TC = 25°C 1000 100 1.0 500 2 TC = 25°C 600 700 800 900 1000 1100 1.0 10 100 VF, INSTANTANEOUS FORWARD VOLTAGE (mV) TIME CONSTANT (mS) Figure 6. Typical Forward Voltage Figure 7. Maximum Peak Reverse Power 1000 Motorola Power Products Division Device Data 10 2800 2600 2400 2200 2000 1800 1600 1400 1200 1000 800 600 400 200 TIME CONSTANT = 10 ms C T (nF) PEAK REVERSE POWER (W) MR2835S TJ = 25°C TIME CONSTANT = 100 ms 1.0 25 75 50 100 1.0 0.1 150 125 10 100 CASE TEMPERATURE (°C) VR (V) Figure 8. Reverse Power Derating Figure 9. Typical Reverse Capacitance Reel of 500 Units ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎ LOKREEL CARRIER TAPE CARDBOARD COVER TAPE A W1 N W3 W2 BAR CODE LABEL (stuck on the opposite side of the carrier holes) 4 B NL MR2835S YYWW B B NL MR2835S NL MR2835S YYWW T YYWW 16 DIM T A N W1 W2 W3 mm 24 330 100 24.4 28.5 25 DIMENSIONS: millimeter BAR CODE LABEL Figure 10. Reel Packing of MR2835S — Top Can Motorola Power Products Division Device Data 3 MR2835S PACKAGE DIMENSIONS A B NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. D DIM A B C D F H K L S S K C H L MILLIMETERS MIN MAX 9.1 9.5 9.5 9.9 5.2 5.6 6.4 6.8 3.4 3.8 2.0 2.4 11.3 11.7 1.7 2.1 6.5 6.9 INCHES MIN MAX 0.358 0.374 0.374 0.390 0.205 0.220 0.252 0.268 0.134 0.149 0.079 0.095 0.445 0.460 0.067 0.083 0.256 0.272 CASE 460–02 ISSUE A F FOOTPRINT Minimum circuit board footprint for Topcan Diode in Case 460–01 0.071 1.80 0.161 4.10 0.134 3.40 0.157 4.00 0.244 6.20 DIMENSIONS : inches mm TOLERANCES 0.1 " 0.004 Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola 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 consequential or incidental damages. “Typical” parameters which may be provided in Motorola 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. Motorola does not convey any license under its patent rights nor the rights of others. Motorola 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 Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola 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 Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. Mfax is a trademark of Motorola, Inc. How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution; P.O. Box 5405, Denver, Colorado 80217. 303–675–2140 or 1–800–441–2447 JAPAN: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, 6F Seibu–Butsuryu–Center, 3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 81–3–3521–8315 Mfax: [email protected] – TOUCHTONE 602–244–6609 ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, – US & Canada ONLY 1–800–774–1848 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298 INTERNET: http://www.mot.com/SPS/ 4 ◊ MR2835S/D Motorola Power Products Division Device Data