Order this document by MR2535L/D SEMICONDUCTOR TECHNICAL DATA . . . designed for applications requiring a low voltage rectifier with reverse avalanche characteristics for use as reverse power transient suppressors. Developed to suppress transients in the automotive system, these devices operate in the forward mode as standard rectifiers or reverse mode as power avalanche rectifier and will protect electronic equipment from overvoltage conditions. • • • • MEDIUM CURRENT OVERVOLTAGE TRANSIENT SUPPRESSORS Avalanche Voltage 24 to 32 Volts High Power Capability Economical Increased Capacity by Parallel Operation Mechanical Characteristics • Case: Epoxy, Molded • Weight: 2.5 grams (approximately) • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Lead Temperature for Soldering Purposes: 260°C Max. for 10 Seconds • Polarity: cathode polarity band • MR2535L shipped 1000 units per plastic bag. Available Tape and Reeled, 800 units per reel by adding a “RL” suffix to the part number. • MR2535S shipped pocket tape and reeled, 500 per 13″ reel • Marking: MR2535L, MR2535S CASE 194–04 CATHODE CASE 421A–01 MAXIMUM RATINGS Rating DC Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Repetitive Peak Reverse Surge Current (Time Constant = 10 ms, Duty Cycle ≤ 1%, TC = 25°C) (See Figure 1) Average Rectified Forward Current (Single Phase, Resistive Load, 60 Hz, TC = 150°C) Non–Repetitive Peak Surge Current Surge Supplied at Rated Load Conditions Halfwave, Single Phase Operating and Storage Junction Temperature Range Symbol Value Unit VRRM VRWM VR 20 Volts IRSM 110 Amps IO 35 Amps IFSM 600 Amps TJ, Tstg –65 to +175 °C Symbol Max Unit RθJL 7.5 10 13 °C/W RθJC 0.8* °C/W THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Lead @ Both Leads to Heat Sink, Equal Length Thermal Resistance Junction to Case Lead Length 1/4″ 3/8″ 1/2″ *Typical This document contains information on a new product. Specifications and information herein are subject to change without notice. Rev 2 Device Rectifier Motorola, Inc. 1996 Data 1 ELECTRICAL CHARACTERISTICS Characteristic Symbol Min Max Unit Instantaneous Forward Voltage (1) (iF = 100 Amps, TC = 25°C) vF — 1.1 Volts Reverse Current (VR = 20 Vdc, TC = 25°C) IR — 200 nAdc V(BR) 24 32 Volts Breakdown Voltage (1) (IR = 100 mAdc, TC = 25°C) Breakdown Voltage (1) (IR = 90 Amp, TC = 150°C, PW = 80 µs) Breakdown Voltage Temperature Coefficient Forward Voltage Temperature Coefficient @ IF = 10 mA V(BR) — 40 Volts V(BR)TC — 0.096* %/°C VFTC — 2* mV/°C (1) Pulse Test: Pulse Width ≤ 300 µs, Duty Cycle ≤ 2%. *Typical IRSM(EXP) IRSM(EXP) 2 10 20 30 40 (TIME IN ms) 50 60 Figure 1. Surge Current Characteristics 2 Rectifier Device Data PACKAGE DIMENSIONS A NOTES: 1. CATHODE SYMBOL ON PACKAGE. D 1 DIM A B D E K MILLIMETERS MIN MAX 8.43 8.69 5.94 6.25 1.27 1.35 25.15 25.65 INCHES MIN MAX 0.332 0.342 0.234 0.246 0.050 0.053 0.990 1.010 STYLE 1: PIN 1. CATHODE 2. ANODE B K 2 CASE 194–04 ISSUE F NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. A B DIM A B C D E H INCHES MIN MAX 0.330 0.342 0.270 0.090 0.275 0.290 0.218 0.223 0.060 0.080 0.255 0.275 MILLIMETERS MIN MAX 8.38 8.69 6.86 7.37 6.98 7.37 5.54 5.66 1.52 2.03 6.48 6.98 STYLE 1: PIN 1. CATHODE 2. ANODE H 1 C 2 D E CASE 421A–01 ISSUE O Rectifier Device Data 3 Motorola reserves the right to make changes without further notice to any products herein. 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