MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A FEATURES • 150 °C TJ operation Base cathode 2 Pb-free • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Available RoHS* COMPLIANT • High frequency operation • Low forward voltage drop 3 Anode 1 Cathode TO-220AC • Guard ring for enhanced ruggedness and long term reliability • Lead (Pb)-free (“PbF” suffix) • Designed and qualified for industrial level PRODUCT SUMMARY DESCRIPTION IF(AV) 7.5 A VR 35 to 45 V IRM 15 mA at 125 °C The MBR7..PbF Schottky rectifier has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 150 °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 Rectangular waveform VRRM VALUES UNITS 7.5 A 35 to 45 V IFSM tp = 5 µs sine 690 A VF 7.5 Apk, TJ = 125 °C 0.57 V TJ Range - 65 to 150 °C MBR735PbF MBR745PbF UNITS 35 45 V VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage Maximum working peak reverse voltage SYMBOL VR VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current SYMBOL IF(AV) TEST CONDITIONS TC = 131 °C, rated VR 5 µs sine or 3 µs rect. pulse Non-repetitive peak surge current IFSM Following any rated load condition and with rated VRRM applied Surge applied at rated load condition half wave single phase 60 Hz VALUES UNITS 7.5 A 690 A 150 Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 2 A, L = 3.5 mH 7 mJ Repetitive avalanche current IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 1.5 x VR typical 2 A * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 94299 Revision: 20-Aug-08 For technical questions, contact: [email protected] www.vishay.com 1 MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 15 A VFM (1) Maximum forward voltage drop TJ = 25 °C 7.5 A TJ = 125 °C 15 A IRM (1) Maximum instantaneous reverse current Maximum junction capacitance CT Typical series inductance LS Maximum voltage rate of change dV/dt TJ = 25 °C Rated DC voltage TJ = 125 °C VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C Measured from top of terminal to mounting plane Rated VR VALUES UNITS 0.84 V 0.57 0.72 0.1 mA 15 400 pF 8.0 nH 1000 V/µs VALUES UNITS Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS Maximum junction temperature range TJ - 65 to 150 Maximum storage temperature range TStg - 65 to 175 Maximum thermal resistance, junction to case RthJC DC operation 3.0 Typical thermal resistance, case to heatsink RthCS Mounting surface, smooth and greased 0.50 °C/W 2 g 0.07 oz. minimum 6 (5) maximum 12 (10) kgf · cm (lbf · in) Approximate weight Mounting torque Marking device www.vishay.com 2 °C Case style TO-220AC For technical questions, contact: [email protected] MBR745 Document Number: 94299 Revision: 20-Aug-08 MBR7..PbF Series IF - Instantaneous Forward Current (A) Schottky Rectifier, 7.5 A 100 Vishay High Power Products 10 IR - Reverse Current (mA) 100 TJ = 150 °C TJ = 125 °C TJ = 25 °C TJ = 125 °C 1 TJ = 100 °C 0.1 TJ = 75 °C 0.01 TJ = 50 °C 0.001 1 TJ = 25 °C 0.0001 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0 TJ = 150 °C 10 0 5 10 15 20 25 30 35 40 45 VFM - Forward Voltage Drop (V) VR - Reverse Voltage (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) CT - Junction Capacitance (pF) 1000 TJ = 25 °C 100 10 0 30 20 40 50 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (°C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 10 1 PDM 0.1 t1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 0.01 Single pulse (thermal resistance) 0.001 0.00001 0.0001 0.001 0.01 t2 Notes: 1. Duty factor D = t1/t2 . 2. Peak TJ = PDM x ZthJC + TC 0.1 1 10 t1 - Rectangular Pulse Duration (s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg) Document Number: 94299 Revision: 20-Aug-08 For technical questions, contact: [email protected] www.vishay.com 3 MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A 7 140 Average Power Loss (W) Allowable Case Temperature (°C) 150 DC Square wave (D = 0.50) Rated VR applied 130 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 6 5 4 RMS limit 3 2 DC 1 See note (1) 120 0 0 2 4 6 8 10 12 2 0 4 6 8 10 12 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) 1000 At any rated load condition and with rated VRRM applied following surge 100 10 100 1000 10 000 tp - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg) 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 = Rated VR www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 94299 Revision: 20-Aug-08 MBR7..PbF Series Schottky Rectifier, 7.5 A Vishay High Power Products ORDERING INFORMATION TABLE Device code MBR 7 45 PbF 1 2 3 4 1 - Schottky MBR series 2 - Current rating (7.5 A) 3 - Voltage ratings 4 - 35 = 35 V 45 = 45 V None = Standard production PbF = Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95221 Part marking information http://www.vishay.com/doc?95224 SPICE model http://www.vishay.com/doc?95298 Document Number: 94299 Revision: 20-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