MBR25..CT Series Vishay High Power Products Schottky Rectifier, 2 x 15 A FEATURES • 150 °C TJ operation Base 2 common cathode • Center tap TO-220 package • Low forward voltage drop • High frequency operation • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Anode TO-220AB • Guard ring for enhanced ruggedness and long term reliability Anode 2 1 Common 3 cathode • Designed and qualified for industrial level DESCRIPTION PRODUCT SUMMARY IF(AV) 2 x 15 A VR 35/45 V IRM 40 mA at 125 °C This center tap 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 CHARACTERISTICS IF(AV) VALUES UNITS 30 A 35/45 V Rectangular waveform (per device) VRRM IFRM TC = 130 °C (per leg) 30 IFSM tp = 5 µs sine 1060 VF 30 Apk, TJ = 125 °C 0.73 V TJ Range - 65 to 150 °C MBR2535CT MBR2545CT UNITS 35 45 V A VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current SYMBOL per leg per device Peak repetitive forward current per leg TEST CONDITIONS Non-repetitive peak surge current TC = 130 °C, rated VR IFRM Rated VR, square wave, 20 kHz, TC = 130 °C Non-repetitive avalanche energy per leg Repetitive avalanche current per leg Document Number: 93446 Revision: 21-Aug-08 IFSM UNITS 15 IF(AV) 5 µs sine or 3 µs rect. pulse VALUES 30 Following any rated load condition and with rated VRRM applied 30 A 1060 Surge applied at rated load conditions halfwave, single phase, 60 Hz 150 EAS TJ = 25 °C, IAS = 2 A, L = 8 mH 16 mJ IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 1.5 x VR typical 2 A For technical questions, contact: [email protected] www.vishay.com 1 MBR25..CT Series Vishay High Power Products Schottky Rectifier, 2 x 15 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL Maximum forward voltage drop VFM (1) Maximum instantaneous reverse current IRM (1) Threshold voltage VF(TO) Forward slope resistance rt TEST CONDITIONS 30 A TJ = 25 °C TJ = 25 °C 0.82 TJ = 125 °C 0.73 Rated DC voltage TJ = 125 °C VALUES TJ = TJ maximum 0.2 40 UNITS V mA 0.355 V 12.3 mΩ Maximum junction capacitance CT VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C 700 pF Typical series inductance LS Measured from top of terminal to mounting plane 8.0 nH 10 000 V/µs VALUES UNITS Maximum voltage rate of change Note (1) Pulse width < 300 µs, duty cycle < 2 % dV/dt Rated VR 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 per leg RthJC DC operation 1.5 Typical thermal resistance, case to heatsink RthCS Mounting surface, smooth and greased 0.50 °C/W Approximate weight Mounting torque Marking device www.vishay.com 2 °C minimum maximum Non-lubricated threads Case style TO-220AB For technical questions, contact: [email protected] 2 g 0.07 oz. 6 (5) kgf · cm (lbf · in) 12 (10) MBR2535CT MBR2545CT Document Number: 93446 Revision: 21-Aug-08 MBR25..CT Series 100 100 10 IR - Reverse Current (mA) IF - Instantaneous Forward Current (A) Schottky Rectifier, 2 x 15 A Vishay High Power Products TJ = 150 °C TJ = 125 °C TJ = 25 °C 1 TJ = 150 °C 10 1 TJ = 125 °C TJ = 100 °C 0.1 TJ = 75 °C TJ = 50 °C 0.01 0.001 TJ = 25 °C 0.0001 0.2 0.4 0.6 0.8 1.0 1.2 0 1.4 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 20 30 50 40 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (°C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 10 1 0.1 Single pulse (thermal resistance) 0.01 0.00001 0.0001 PDM D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 0.001 0.01 t1 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: 93446 Revision: 21-Aug-08 For technical questions, contact: [email protected] www.vishay.com 3 MBR25..CT Series Vishay High Power Products Schottky Rectifier, 2 x 15 A 14 Average Power Loss (W) Allowable Case Temperature (°C) 150 140 DC 130 Square wave (D = 0.50) Rated VR applied 120 110 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 12 10 8 RMS limit 6 4 DC 2 See note (1) 0 100 0 4 8 16 12 0 24 20 5 10 15 20 25 IF(AV) - Average Forward Current (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) IFSM - Non-Repetitive Surge Current (A) IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Allowable Case Temperature vs. Average Forward Current (Per Leg) 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 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 = Rated VR (1) www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 93446 Revision: 21-Aug-08 MBR25..CT Series Schottky Rectifier, 2 x 15 A Vishay High Power Products ORDERING INFORMATION TABLE Device code MBR 25 45 CT - 1 2 3 4 5 1 - Schottky MBR series 2 - Current rating (25 = 25 A) 3 - Voltage ratings 4 - CT = Essential part number 5 - 35 = 35 V 45 = 45 V None = Standard production PbF = Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95222 Part marking information http://www.vishay.com/doc?95225 Document Number: 93446 Revision: 21-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