MBRS320TRPbF Vishay High Power Products Schottky Rectifier, 3.0 A FEATURES • Small foot print, surface mountable RoHS • Very low forward voltage drop COMPLIANT • High frequency operation Cathode • Guard ring for enhanced ruggedness and long term reliability Anode • Lead (Pb)-free (“PbF” suffix) • Designed and qualified for industrial level SMC DESCRIPTION The MBRS320TRPbF surface mount Schottky rectifier has been designed for applications requiring low forward drop and small foot prints on PC boards. Typical applications are in disk drives, switching power supplies, converters, freewheeling diodes, battery charging, and reverse battery protection. PRODUCT SUMMARY IF(AV) 3.0 A VR 20 V IRM 35 mA at 125 °C MAJOR RATINGS AND CHARACTERISTICS SYMBOL VALUES UNITS Rectangular waveform 3.0 A 20 V IFSM tp = 5 µs sine 820 A VF 3.0 Apk, TJ = 125 °C TJ Range IF(AV) CHARACTERISTICS VRRM 0.36 V - 65 to 150 °C MBRS320TRPbF UNITS 20 V VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current SYMBOL IF(AV) TEST CONDITIONS 50 % duty cycle at TL = 136 °C, rectangular waveform 5 µs sine or 3 µs rect. pulse Following any rated load condition and with rated VRRM applied Maximum peak one cycle non-repetitive surge current IFSM Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 1.0 A, L = 8 mH Repetitive avalanche current IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 1.5 x VR typical Document Number: 94320 Revision: 15-Aug-08 10 ms sine or 6 ms rect. pulse For technical questions, contact: [email protected] VALUES UNITS 3.0 820 A 80 4 mJ 1.0 A www.vishay.com 1 MBRS320TRPbF Vishay High Power Products Schottky Rectifier, 3.0 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 3A VFM (1) Maximum forward voltage drop TJ = 25 °C 6A 3A TJ = 125 °C 6A TJ = 25 °C Maximum reverse leakage current IRM (1) Typical junction capacitance CT Typical series inductance LS Maximum voltage rate of change dV/dt TJ = 100 °C VR = Rated VR TYP. MAX. 0.41 0.45 0.45 0.53 0.29 0.36 0.35 0.46 0.04 0.5 UNITS V mA 8.0 20 TJ = 125 °C 23 35 VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C 360 - Measured lead to lead 5 mm from package body 3.0 - nH - 10 000 V/µs Rated VR pF Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL Maximum junction and storage temperature range TJ (1), TStg Maximum thermal resistance, junction to lead RthJL (2) Maximum thermal resistance, junction to ambient RthJA TEST CONDITIONS DC operation UNITS - 65 to 150 °C 12 °C/W 46 Approximate weight Marking device VALUES Case style SMC (similar to DO-214AB) 0.24 g 0.008 oz. V32 Notes (1) (2) dP tot 1 ------------- < -------------- thermal runaway condition for a diode on its own heatsink dT J R thJA Mounted 1" square PCB www.vishay.com 2 For technical questions, contact: [email protected] Document Number: 94320 Revision: 15-Aug-08 MBRS320TRPbF Schottky Rectifier, 3.0 A 100 IR - Reverse Current (mA) 100 IF - Instantaneous Forward Current (A) Vishay High Power Products 10 TJ = 150 °C TJ = 125 °C TJ = 25 °C 1.0 TJ = 150 °C TJ = 125 °C 10 TJ = 100 °C 1 TJ = 75 °C 0.1 TJ = 50 °C TJ = 25 °C 0.01 0.001 0.1 0 0.2 0.4 0.6 0 0.8 5 10 15 20 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 0 5 10 15 20 VR - Reverse Voltage (V) ZthJC - Thermal Impedance (°C/W) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg) 100 10 PDM t1 1 Single pulse (thermal resistance) 0.1 0.00001 0.0001 0.001 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 0.01 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 (Per Leg) Document Number: 94320 Revision: 15-Aug-08 For technical questions, contact: [email protected] www.vishay.com 3 MBRS320TRPbF 1.6 155 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 150 145 140 Average Power Loss (W) Allowable Case Temperature (°C) Vishay High Power Products Schottky Rectifier, 3.0 A DC 135 Square wave 130 125 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 1.4 1.2 1.0 RMS limit 0.8 0.6 0.4 DC 0.2 See note (1) 0 120 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0 4.5 1 2 3 4 5 IF(AV) - Average Forward Current (A) Fig. 5 - Maximum Average Forward Current vs. Allowable Lead Temperature Fig. 6 - Maximum Average Forward Dissipation vs. Average Forward Current IFSM - Non-Repetitive Surge Current (A) IF(AV) - Average Forward Current (A) 1000 TJ = 25 °C 100 At any rated load condition and with rated VRRM applied following surge 10 10 100 1000 10 000 tp - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Peak Surge Forward Current vs. Pulse Duration 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) (1) www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 94320 Revision: 15-Aug-08 MBRS320TRPbF Schottky Rectifier, 3.0 A Vishay High Power Products ORDERING INFORMATION TABLE Device code MBR S 3 20 TR PbF 1 2 3 4 5 6 1 - Schottky MBR series 2 - S = SMC 3 - Current rating (3 = 3 A) 4 - Voltage rating (20 = 20 V) 5 - TR = Tape and reel (3000 pieces) 6 - None = Standard production PbF = Lead (Pb)-free LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95023 Part marking information http://www.vishay.com/doc?95029 Packaging information http://www.vishay.com/doc?95034 Document Number: 94320 Revision: 15-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