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| 87CNQ020A Vishay High Power Products Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A 87CNQ020A Base common cathode FEATURES * 150 C TJ operation * Center tap module * Optimized for 3.3 V application 1 Anode 1 2 Common cathode 3 Anode 2 * Ultralow forward voltage drop * High frequency operation * Guard ring for enhanced ruggedness and long term reliability * High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance D-61-8 87CNQ020ASM 1 Anode 1 2 Common cathode 3 Anode 2 * New fully transfer-mold low profile, small footprint, high current package * Designed and qualified for industrial level D-61-8-SM 87CNQ020ASL Base common cathode DESCRIPTION The center tap Schottky rectifier module has been optimized for ultralow forward voltage drop specifically for 3.3 V output power supplies. The proprietary barrier technology allows for reliable operation up to 150 C junction temperature. Typical applications are in parallel switching power supplies, converters, reverse battery protection, and redundant power subsystems. 1 D-61-8-SL Anode 1 3 Anode 2 PRODUCT SUMMARY IF(AV) VR at 125 C VR at 150 C IRM 2 x 40 A 20 V 10 V 550 mA at 125 C MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) VRRM IFSM VF TJ tp = 5 s sine 40 Apk, TJ = 125 C (per leg) Range CHARACTERISTICS Rectangular waveform VALUES 80 20 6000 0.32 - 55 to 150 UNITS A V A V C VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage SYMBOL VR TEST CONDITIONS 125 C 150 C 87CNQ020A 20 V 10 UNITS Document Number: 93409 Revision: 21-Aug-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 1 87CNQ020A Vishay High Power Products Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A TEST CONDITIONS 50 % duty cycle at TC = 135 C, rectangular waveform 5 s sine or 3 s rect. pulse IFSM 10 ms sine or 6 ms rect. pulse EAS IAR Following any rated load condition and with rated VRRM applied VALUES 40 80 6000 1100 36 8 mJ A A UNITS ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current per leg per device SYMBOL IF(AV) Maximum peak one cycle non-repetitive surge current per leg Non-repetitive avalanche energy per leg Repetitive avalanche current per leg TJ = 25 C, IAS = 8 A, L = 1.12 mH Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL 40 A 80 A Maximum forward voltage drop per leg VFM (1) 40 A 80 A 40 A 80 A TJ = 125 C Maximum reverse leakage current per leg IRM (1) TJ = 150 C TJ = 25 C TJ = 125 C Threshold voltage Forward slope resistance Maximum junction capacitance per leg Typical series inductance per leg Maximum voltage rate of change Note (1) Pulse width < 300 s, duty cycle < 2 % VF(TO) rt CT LS dV/dt VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 C Measured lead to lead 5 mm from package body Rated VR TJ = TJ maximum TEST CONDITIONS TJ = 25 C TJ = 125 C TJ = 150 C VR = 5 V VR = 3.3 V VR = 10 V VR = Rated VR VALUES 0.45 0.51 0.32 0.39 0.29 0.37 90 70 480 5.5 550 0.191 2.3 6500 5.5 10 000 V m pF nH V/s mA V UNITS THERMAL - MECHANICAL SPECIFICATIONS PARAMETER Maximum junction and storage temperature range Maximum thermal resistance, junction to case per leg Maximum thermal resistance, junction to case per package Typical thermal resistance, case to heatsink (D-61-8 only) Approximate weight Mounting torque (D-61-8 only) Marking device minimum maximum Case style D-61-8 Case style D-61-8-SM Case style D-61-8-SL www.vishay.com 2 For technical questions, contact: diodes-tech@vishay.com SYMBOL TJ, TStg TEST CONDITIONS VALUES - 55 to 150 0.85 RthJC DC operation 0.42 RthCS Mounting surface, smooth and greased Device flatness < 5 mils 0.30 7.8 0.28 40 (35) 58 (50) g oz. kgf * cm (lbf * in) C/W UNITS C 87CNQ020A 87CNQ020ASM 87CNQ020ASL Document Number: 93409 Revision: 21-Aug-08 87CNQ020A Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A 1000 10 000 Vishay High Power Products IR - Reverse Current (mA) 1000 100 10 1 0.1 0.01 IF - Instantaneous Forward Current (A) TJ = 150 C TJ = 125 C TJ = 100 C TJ = 75 C TJ = 50 C TJ = 25 C 100 TJ = 150 C TJ = 125 C TJ = 25 C 10 1 0 0.2 0.4 0.6 0.8 1.0 0 5 10 15 20 VFM - Forward Voltage Drop (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) 10 000 VR - Reverse Voltage (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) CT - Junction Capacitance (pF) TJ = 25 C 1000 0 5 10 15 20 25 VR - Reverse Voltage (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 1 ZthJC - Thermal Impedance (C/W) 0.1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM Single pulse (thermal resistance) t1 t2 0.01 Notes: 1. Duty factor D = t1/t2 2. Peak TJ = PDM x ZthJC + TC 0.001 0.00001 0.0001 0.001 0.01 0.1 1 10 100 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) Document Number: 93409 Revision: 21-Aug-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 3 87CNQ020A Vishay High Power Products 150 145 140 135 130 125 Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A 25 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 RMS limit Allowable Case Temperature (C) Average Power Loss (W) 20 DC 15 Square wave (D = 0.50) 80 % rated VR applied 10 DC 5 See note (1) 120 0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current (Per Leg) IF(AV) - Average Forward Current (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) IFSM - Non-Repetitive Surge Current (A) 10 000 1000 At any rated load condition and with rated VRRM applied following surge 100 10 100 1000 10 000 tp - Square Wave Pulse Duration (s) Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg) L High-speed switch Freewheel diode 40HFL40S02 + Vd = 25 V D.U.T. IRFP460 Rg = 25 Current monitor Fig. 8 - Unclamped Inductive Test Circuit Note Formula used: TC = TJ - (Pd + PdREV) x RthJC; Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6); PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR (1) www.vishay.com 4 For technical questions, contact: diodes-tech@vishay.com Document Number: 93409 Revision: 21-Aug-08 87CNQ020A Schottky Rectifier New Generation 3 D-61 Package, 2 x 40 A ORDERING INFORMATION TABLE Vishay High Power Products Device code 87 1 C 2 N 3 Q 4 020 5 A 6 7 1 2 3 4 5 6 - Current rating (80 A) Circuit configuration: C = Common cathode Package: N = D-61 Schottky "Q" series Voltage ratings (020 = 20 V) Package style: A = D-61-8 ASM = D-61-8-SM ASL = D-61-8-SL 7 - None = Standard production PbF = Lead (Pb)-free (D-61-8 only) Standard pack quantity: A = 10 pieces; ASM/ASL = 20 pieces LINKS TO RELATED DOCUMENTS Dimensions Part marking information http://www.vishay.com/doc?95354 http://www.vishay.com/doc?95356 Document Number: 93409 Revision: 21-Aug-08 For technical questions, contact: diodes-tech@vishay.com 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 |
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