AVALANCHE AUTOMOTIVE DIODE AAR25M/AARS25M Technical Specifecation: • 25 Amperes ARS .185(4.7) .165(4.2) High power capability Economical Avalanche Voltage: 37V to 41V .185(4.7) .165(4.2) .250(6.4) .235(6.0) .250(6.4) .235(6.0) .225(5.7)DIA .215(5.5)TYP MECHANICAL DATA • • • • • 37 to 41 Volts AR Features: • • • AVALANCHE VOLTAGE CURRENT .410(10.4)DIA .380(9.7)TYP Case: transfer molded plastic Epoxy: UL94-0 rate flame ratardant Polarity: Indicated by Cathode Band Technology vacuum soldered Lead: Plated slug, solderable per MIL-STD-202E Method 208C Weight: 0.0635ounce, 1.8Grams (Approximately) .346(8.8)DIA .327(8.2)TYP .225(5.7)DIA .215(5.5)TYP Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS • • • Ratings at 25℃ ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% Electrical Characteristics @ 25℃ Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Average Rectified Forward Current (Tc=125℃) Repetitive Peak Reverse Surge Current Tc=10msec Dury Cycle＜1% Breakdown Voltage (Vbr@ir=100mA, Tc=25℃) Ir=90Amps, Tc=150℃, PW=80usec SYMBOLS VRRM VRRM VDC Io Forward Voltage Drop @If=100Amps＜300usec Peak Forward Surge Current Reverse Leakage (VR=17Vdc) T A=25℃ Operating and Storage Junction Temperature Range MIN IRSM Vbr1 Vbr2 NOMINAL 28 28 28 25 MAX UNITS Volts Amps 25 37 Amps 39 41 54 Volts Volts VF 1.04 1.10 Volts IFSM 400 IR 1.0 2.0 uAmps TJ ,TSTG -65 to +175 Amps ℃ Notes: 1. Enough heatsink must be considered in application. Fig.1 IRRM (EXP) IRRM (EXP) 0 10 30 50 Surge current characteristics Web Site: www.hkmic.com