PD - 20346C 22CGQ045 SCHOTTKY RECTIFIER 35* Amp Major Ratings and Characteristics Characteristics Desciption/Features 22CGQ045 Units IF(AV) Rectangular waveform 35* A VRRM 45 V IFSM @ tp = 8.3ms sine 300 A VF @ 20Apk, TJ = 125°C (Per Leg) 0.70 V TJ, Tstg Operating and storage -55 to 150 *IF(AV) current limited by pin diameter °C The 22CGQ045 center tap Schottky rectifier has been expressly designed to meet the rigorous requirements of hi-rel environments. It is packaged in the hermetic, isolated, TO-254AA package and has extremely low reverse leakage at high temperature. Full MIL-PRF-19500 quality conformance testing is available on source controlled drawings to JANTX, JANTXV, or JANS levels. Typical applications include switching power supplies and resonant power converters. • • • • Hermetically sealed Center tap High frequency operation Guard ring for enhanced ruggedness and long term reliability • Electrically isolated • Ceramic eyelets CASE STYLE (ISOLATED BASE) NOTES: 1. DIMENSIONING & TOLERANCING PER ANSI Y14.5M-1982 2. ALL DIMENSIONS ARE SHOW IN MILLIMETERS (INCHES). ANODE COMMON ANODE CATHODE Conforms to JEDEC Outline TO-254AA* Dimensions in millimiters an inches www.irf.com 1 02/17/99 22CGQ045 Voltage Ratings Part number VR 22CGQ045 Max. DC Reverse Voltage (V) (Per Leg) 45 VRWM Max. Working Peak Reverse Voltage (V) (Per Leg) Absolute Maximum Ratings Parameters 22CGQ045 Units IF(AV) Max. Average Forward Current A 50% duty cycle @ TC = 100°C, rectangular waveform 300 A @ tp = 8.3 ms sine *IF(AV) current limited by pin diameter *See Fig. 4 IFSM Conditions 35* Max. Peak One Cycle Non - Repetitive Surge Current (Per Leg) Electrical Specifications Parameters VFM Max. Forward Voltage Drop (Per Leg) I RM *See Fig. 1 Max. Reverse Leakage Current (Per Leg) *See Fig. 2 22CGQ045 Units 0.75 V @ 20A Conditions 0.97 V @ 35A 0.70 V @ 20A 0.91 V @ 35A 0.5 mA TJ = 25°C 20 mA TJ = 125°C TJ = 25°C TJ = 125°C VR = rated VR CT Max. Junction Capacitance (Per Leg) 1400 pF VR = 5V DC, (test signal range 100KHz to 1MHz) 25°C LS Typical Series Inductance (Per Leg) 8.7 nH Measured lead to lead 5mm from package body Thermal-Mechanical Specifications 22CGQ045 Units TJ Parameters Max.Junction Temperature Range -55 to 150 °C Tstg Max. Storage Temperature Range -55 to 150 °C 1.25 °C/W DC operation 0.625 °C/W DC operation 0.21 °C/W Mounting surface, smooth and greased RthJC Max. Thermal Resistance, Junction Conditions *See Fig. 5 to Case (Per Leg) RthJC Max. Thermal Resistance, Junction to Case (Per Package) RthCS Typical Thermal Resistance, Case to Heatsink wt Weight (Typical) Die Description (Square) Case Style 9.3 g 0.150 inches TO-254AA JEDEC Pulse Width < 300µs, Duty Cycle < 2% 2 www.irf.com 22CGQ045 100 Reverse Current - IR ( mA ) T = 150°C J 10 12 5°C 100°C 1 0.1 0.01 25°C 0.001 A 0.0001 0 10 20 30 40 50 R e v e rs e V o lta g e - V R (V ) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) www.irf.com Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage (Per Leg) Fig. 4 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) 3 22CGQ045 Fig.5 - Max. Thermal Impedance ZthJC characteristics (Per Leg) WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, Tel: (310) 322 3331 IR GREAT BRITAIN: Hurst Green, Oxted, Surrey RH8 9BB, UK Tel: ++ 44 1883 732020 IR CANADA: 15 Lincoln Court, Brampton, Ontario L6T3Z2, Tel: (905) 453 2200 IR GERMANY: Saalburgstrasse 157, 61350 Bad Homburg Tel: ++ 49 6172 96590 IR ITALY: Via Liguria 49, 10071 Borgaro, Torino Tel: ++ 39 11 451 0111 IR FAR EAST: K&H Bldg., 2F, 30-4 Nishi-Ikebukuro 3-Chome, Toshima-Ku, Tokyo Japan 171 Tel: 81 3 3983 0086 IR SOUTHEAST ASIA: 1 Kim Seng Promenade, Great World City West Tower, 13-11, Singapore 237994 Tel: ++ 65 838 4630 IR TAIWAN:16 Fl. Suite D. 207, Sec. 2, Tun Haw South Road, Taipei, 10673, Taiwan Tel: 886-2-2377-9936 http://www.irf.com/ Data and specifications subject to change without notice. 02/99 4 www.irf.com