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| MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A FEATURES * 150 C TJ operation Base cathode 2 * High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance * High frequency operation * Low forward voltage drop Pb-free Available RoHS* COMPLIANT TO-220AC 1 Cathode 3 Anode * Guard ring for enhanced ruggedness and long term reliability * Lead (Pb)-free ("PbF" suffix) * Designed and qualified for industrial level PRODUCT SUMMARY IF(AV) VR IRM 7.5 A 35 to 45 V 15 mA at 125 C DESCRIPTION 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) VRRM IFSM VF TJ tp = 5 s sine 7.5 Apk, TJ = 125 C Range CHARACTERISTICS Rectangular waveform VALUES 7.5 35 to 45 690 0.57 - 65 to 150 UNITS A V A V C VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage Maximum working peak reverse voltage SYMBOL VR VRWM MBR735PbF 35 MBR745PBF 45 UNITS V ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current SYMBOL IF(AV) TEST CONDITIONS TC = 131 C, rated VR 5 s sine or 3 s rect. pulse Non-repetitive peak surge current IFSM Following any rated load condition and with rated VRRM applied VALUES 7.5 690 A 150 7 2 mJ A UNITS A Surge applied at rated load condition half wave single phase 60 Hz Non-repetitive avalanche energy Repetitive avalanche current EAS IAR TJ = 25 C, IAS = 2 A, L = 3.5 mH Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical * Pb containing terminations are not RoHS compliant, exemptions may apply Document Number: 94299 Revision: 20-Aug-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 1 MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL 15 A Maximum forward voltage drop VFM (1) 7.5 A 15 A Maximum instantaneous reverse current Maximum junction capacitance Typical series inductance Maximum voltage rate of change Note (1) Pulse width < 300 s, duty cycle < 2 % IRM (1) CT LS dV/dt TJ = 25 C TJ = 125 C TEST CONDITIONS TJ = 25 C TJ = 125 C VALUES 0.84 0.57 0.72 0.1 15 400 8.0 1000 mA pF nH V/s V UNITS Rated DC voltage VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 C Measured from top of terminal to mounting plane Rated VR THERMAL - MECHANICAL SPECIFICATIONS PARAMETER Maximum junction temperature range Maximum storage temperature range Maximum thermal resistance, junction to case Typical thermal resistance, case to heatsink Approximate weight minimum maximum Case style TO-220AC SYMBOL TJ TStg RthJC RthCS DC operation Mounting surface, smooth and greased TEST CONDITIONS VALUES - 65 to 150 - 65 to 175 3.0 C/W 0.50 2 0.07 6 (5) 12 (10) g oz. kgf * cm (lbf * in) UNITS C Mounting torque Marking device MBR745 www.vishay.com 2 For technical questions, contact: diodes-tech@vishay.com Document Number: 94299 Revision: 20-Aug-08 MBR7..PbF Series Schottky Rectifier, 7.5 A Vishay High Power Products IF - Instantaneous Forward Current (A) 100 100 IR - Reverse Current (mA) 10 1 0.1 0.01 0.001 0.0001 0 5 10 15 20 25 TJ = 150 C TJ = 125 C TJ = 100 C TJ = 75 C TJ = 50 C TJ = 25 C 10 TJ = 150 C TJ = 125 C TJ = 25 C 1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 30 35 40 45 VFM - Forward Voltage Drop (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics (Per Leg) VR - Reverse Voltage (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage (Per Leg) 1000 CT - Junction Capacitance (pF) TJ = 25 C 100 0 10 20 30 40 50 VR - Reverse Voltage (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) ZthJC - Thermal Impedance (C/W) 10 1 PDM 0.1 t1 0.01 Single pulse (thermal resistance) 0.001 0.00001 0.0001 0.001 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 t2 Notes: 1. Duty factor D = t1/t2 . 2. Peak TJ = PDM x ZthJC + TC 0.1 1 10 0.01 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: diodes-tech@vishay.com www.vishay.com 3 MBR7..PbF Series Vishay High Power Products Schottky Rectifier, 7.5 A 150 7 Allowable Case Temperature (C) Average Power Loss (W) 6 5 4 140 DC D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 RMS limit 3 2 1 0 DC 130 Square wave (D = 0.50) Rated VR applied See note (1) 120 0 2 4 6 8 10 12 0 2 4 6 8 10 12 IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current IF(AV) - Average Forward Current (A) Fig. 6 - Forward Power Loss Characteristics IFSM - Non-Repetitive Surge 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 (s) 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: diodes-tech@vishay.com 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 1 1 2 3 4 - 7 2 45 3 PbF 4 Schottky MBR series Current rating (7.5 A) Voltage ratings 35 = 35 V 45 = 45 V None = Standard production PbF = Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions Part marking information SPICE model http://www.vishay.com/doc?95221 http://www.vishay.com/doc?95224 http://www.vishay.com/doc?95298 Document Number: 94299 Revision: 20-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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