40CTQ150PbF Vishay High Power Products Schottky Rectifier, 2 x 20 A FEATURES • • • • • 175 °C TJ operation Pb-free Center tap TO-220 package Available Very low forward voltage drop RoHS* High frequency operation COMPLIANT High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance • Guard ring for enhanced ruggedness and long term reliability • Lead (Pb)-free (“PbF” suffix) • Designed and qualified for industrial level Base 2 common cathode Anode TO-220AB Anode 2 1 Common 3 cathode DESCRIPTION PRODUCT SUMMARY IF(AV) 2 x 20 A VR 150 V The 40CTQ... center tap Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. 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. MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) CHARACTERISTICS VALUES UNITS Rectangular waveform VRRM 40 A 150 V IFSM tp = 5 µs sine 1500 A VF 20 Apk, TJ = 125 °C (per leg) 0.71 V - 55 to 175 °C 40CTQ150PbF UNITS 150 V TJ VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current See fig. 5 SYMBOL TEST CONDITIONS per leg VALUES UNITS 20 IF(AV) 50 % duty cycle at TC = 140 °C, rectangular waveform per device 40 A Following any rated load condition and with rated VRRM applied 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 = 1.5 A, L = 0.9 mH 1.0 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 1.5 A 5 µs sine or 3 µs rect. pulse 10 ms sine or 6 ms rect. pulse 1500 250 * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 94214 Revision: 13-Aug-08 For technical questions, contact: [email protected] www.vishay.com 1 40CTQ150PbF Vishay High Power Products Schottky Rectifier, 2 x 20 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 20 A Maximum forward voltage drop per leg See fig. 1 VFM (1) TJ = 25 °C 40 A 20 A TJ = 125 °C 40 A Maximum reverse leakage current per leg See fig. 2 IRM (1) TJ = 25 °C VR = Rated VR TJ = 125 °C VALUES UNITS 0.93 1.16 V 0.71 0.85 50 µA 15 mA Maximum junction capacitance per leg CT VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C 450 pF Typical series inductance per leg LS Measured lead to lead 5 mm from package body 8.0 nH Maximum voltage rate of change dV/dt 10 000 V/µs VALUES UNITS - 55 to 175 °C Rated VR 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 1.5 DC operation 0.75 Mounting surface, smooth and greased 0.5 Approximate weight Mounting torque Marking device www.vishay.com 2 minimum maximum Non-lubricated threads Case style TO-220AB For technical questions, contact: [email protected] °C/W 2 g 0.07 oz. 6 (5) kgf · cm 12 (10) (lbf · in) 40CTQ150 Document Number: 94214 Revision: 13-Aug-08 40CTQ150PbF IF - Instantaneous Forward Current (A) Schottky Rectifier, 2 x 20 A Vishay High Power Products 1000 IR - Reverse Current (mA) 100 TJ = 175 °C TJ = 125 °C TJ = 25 °C 10 TJ = 175 °C 100 TJ = 150 °C 10 TJ = 125 °C TJ = 100 °C 1 TJ = 75 °C 0.1 TJ = 50 °C TJ = 25 °C 0.01 0.001 1 0 0.4 0.8 1.2 0 1.6 20 40 60 80 100 120 140 160 VFM - Forward Voltage Drop (V) VR - Reverse Voltage (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage CT - Junction Capacitance (pF) 1000 TJ = 25 °C 100 10 0 40 80 120 160 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (°C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage 10 1 PDM 0.1 0.01 0.00001 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 Single pulse (thermal resistance) 0.0001 0.001 0.01 t1 t2 Notes: 1. Duty factor D = t1/t2 2. Peak TJ = PDM x ZthJC + TC 0.1 1 10 100 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics Document Number: 94214 Revision: 13-Aug-08 For technical questions, contact: [email protected] www.vishay.com 3 40CTQ150PbF Schottky Rectifier, 2 x 20 A 25 180 Average Power Loss (W) Allowable Case Temperature (°C) Vishay High Power Products DC 160 140 Square wave (D = 0.50) 80% VR applied 120 20 RMS limit DC 15 DC = 0.20 DC = 0.25 DC = 0.33 DC = 0.50 DC = 0.75 10 5 See note (1) 0 100 0 5 10 15 20 25 0 30 5 10 15 20 25 30 IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics IFSM - Non-Repetitive Surge Current (A) IF(AV) - Average Forward Current (A) 10 000 At any rated load condition and with rated VRRM applied following surge 1000 100 10 100 1000 10 000 tp - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge Current Note (1) Formula used: T = T - (Pd + Pd C J REV) 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 % VR applied www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 94214 Revision: 13-Aug-08 40CTQ150PbF Schottky Rectifier, 2 x 20 A Vishay High Power Products ORDERING INFORMATION TABLE Device code 40 C T Q 1 2 3 4 150 PbF 5 1 - Current rating (40 = 40 A) 2 - Circuit configuration: 6 C = Common cathode 3 - Package: T = TO-220 4 - Schottky “Q” series 5 - Voltage rating (150 = 150 V) 6 - None = Standard production PbF = Lead (Pb)-free Tube standard pack quantity: 50 pieces LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95222 Part marking information http://www.vishay.com/doc?95225 Document Number: 94214 Revision: 13-Aug-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