81CNQ...APbF Series Vishay High Power Products Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A FEATURES • • • • • Base common cathode 175 °C TJ operation Center tap module Low forward voltage drop High frequency operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Guard ring for enhanced ruggedness and long term reliability New fully transfer-mold low profile, small footprint, high current package Through-hole versions are currently available for use in lead (Pb)-free applications (“PbF” suffix) Designed and qualified for industrial level • • 1 Anode 1 2 Common cathode 3 Anode 2 • D-61-8 • DESCRIPTION The center tap Schottky rectifier module has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 175 °C junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. PRODUCT SUMMARY IF(AV) 2 x 40 A VR 35 to 45 V MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) CHARACTERISTICS VALUES UNITS 80 A Rectangular waveform VRRM IFSM tp = 5 µs sine VF 40 Apk, TJ = 125 °C (per leg) TJ Range 45 V 4600 A 0.54 V - 55 to 175 °C VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage Maximum working peak reverse voltage SYMBOL VR VRWM 81CNQ035APbF 81CNQ040APbF 81CNQ045APbF UNITS 35 40 45 V ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current See fig. 5 IF(AV) Maximum peak one cycle non-repetitive surge current per leg See fig. 7 IFSM Non-repetitive avalanche energy per leg EAS TJ = 25 °C, IAS = 8 A, L = 1.7 mH 54 mJ Repetitive avalanche current per leg IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 1.5 x VR typical 8 A 50 % duty cycle at TC = 141 °C, rectangular waveform 5 µs sine or 3 µs rect. pulse 10 ms sine or 6 ms rect. pulse Following any rated load condition and with rated VRRM applied 80 4600 A 790 * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 94595 Revision: 27-Oct-08 For technical questions, contact: [email protected] www.vishay.com 1 81CNQ...APbF Series Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A Vishay High Power Products ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 40 A Maximum forward voltage drop per leg See fig. 1 VFM (1) TJ = 25 °C 80 A 40 A TJ = 125 °C 80 A Maximum reverse leakage current per leg See fig. 2 IRM (1) TJ = 25 °C CT LS Maximum voltage rate of change dV/dt 0.60 V 0.54 0.66 5 mA 45 VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C Typical series inductance per leg UNITS 0.74 VR = Rated VR TJ = 125 °C Maximum junction capacitance per leg VALUES Measured lead to lead 5 mm from package body Rated VR 2600 pF 5.5 nH 10 000 V/µs VALUES UNITS - 55 to 175 °C Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL Maximum junction and storage temperature range TEST CONDITIONS TJ, TStg Maximum thermal resistance, junction to case per leg RthJC Maximum thermal resistance, junction to case per package Typical thermal resistance, case to heatsink RthCS DC operation See fig. 4 0.85 DC operation 0.42 Mounting surface, smooth and greased Device flatness < 5 mils 0.30 7.8 g 0.28 oz. minimum 40 (35) kgf · cm maximum 58 (50) (lbf · in) Approximate weight Mounting torque °C/W 81CNQ035A Marking device Case style D-61 81CNQ040A 81CNQ045A www.vishay.com 2 For technical questions, contact: [email protected] Document Number: 94595 Revision: 27-Oct-08 81CNQ...APbF Series Schottky Rectifier Vishay High Power Products New Generation 3 D-61 Package, 2 x 40 A 1000 1000 Tj = 175°C Reverse Current - IR (mA) 100 125°C 1 100°C 75°C 0.1 50°C 25°C 0.01 0.001 0 5 10 15 20 25 30 35 40 45 Reverse Voltage - VR (V) 10 Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) T = 175°C J 10000 T = 125°C J Junction Capacitance - C T (p F) Instantaneous Forward Current - I F (A) 100 150°C 10 T = 25°C J 1 T J = 25°C 1000 0.1 0 0.2 0.4 0.6 0.8 1 100 0 Forward Voltage Drop - VFM (V) 10 20 30 40 50 Reverse Voltage - VR (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) Thermal Impedance Z thJC (°C/W) 1 D = 0.50 D = 0.33 D = 0.25 D = 0.17 0.1 PDM D = 0.08 t1 t2 Notes: Single Pulse (Thermal Resistance) 1. Duty factor D = t1/ t2 2. Peak Tj = Pdm x ZthJC + Tc 0.01 0.00001 0.0001 0.001 0.01 0.1 1 10 100 t1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) Document Number: 94595 Revision: 27-Oct-08 For technical questions, contact: [email protected] www.vishay.com 3 81CNQ...APbF Series Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A Vishay High Power Products 32 RthJC (DC) = 0.85 °C/W Average Power Loss (Watts) Allowable Case Temperature (°C) 180 170 160 DC 150 D = 0.08 28 D = 0.17 D = 0.25 24 D = 0.33 D = 0.50 20 DC 16 RMS Limit 12 8 4 140 0 10 20 30 40 50 0 60 0 10 20 30 40 50 60 Average Forward Current - IF(AV) (A) Average Forward Current - IF(AV) (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current (Per Leg) Fig. 6 - Forward Power Loss Characteristics (Per Leg) Non-Repetitive Surge Current - I FSM (A) 10000 1000 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 100 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg) L D.U.T. IRFP460 Rg = 25 Ω Current monitor High-speed switch Freewheel diode + Vd = 25 V 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 94595 Revision: 27-Oct-08 81CNQ...APbF Series Schottky Rectifier Vishay High Power Products New Generation 3 D-61 Package, 2 x 40 A ORDERING INFORMATION TABLE Device code 81 C N Q 045 A PbF 1 2 3 4 5 6 7 1 - Current rating (80 A) 2 - Circuit configuration: C = Common cathode 3 - Package: 4 - Schottky “Q” series 5 - Voltage ratings 6 - A = D-61-8 package style 7 - N = D-61 035 = 35 V 040 = 40 V 045 = 45 V None = Standard production PbF = Lead (Pb)-free Standard pack quantity: A = 10 pieces LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95019 Part marking information http://www.vishay.com/doc?95030 Document Number: 94595 Revision: 27-Oct-08 For technical questions, contact: [email protected] www.vishay.com 5 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1