1N5820 Vishay High Power Products Schottky Rectifier, 3.0 A FEATURES • Low profile, axial leaded outline • High frequency operation • Very low forward voltage drop Cathode Anode • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance • Guard ring for enhanced ruggedness and long term reliability C-16 • Lead (Pb)-free plating • Designed and qualified for industrial level PRODUCT SUMMARY DESCRIPTION IF(AV) 3.0 A VR 20 V IRM 20 mA at 100 °C The 1N5820 axial leaded Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. MAJOR RATINGS AND CHARACTERISTICS SYMBOL IF(AV) CHARACTERISTICS Rectangular waveform VALUES UNITS 3.0 A 20 V 450 A 0.475 V - 65 to 150 °C 1N5820 UNITS 20 V VRRM IFSM tp = 5 µs sine VF 3 Apk, TJ = 25 °C TJ Range VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Maximum average forward current IF(AV) Maximum peak one cycle non-repetitive surge current at TJ = 25 °C IFSM Document Number: 93257 Revision: 06-Nov-08 TEST CONDITIONS 50 % duty cycle at TL = 114 °C, rectangular waveform With cooling fins 5 µs sine or 3 µs rect. pulse 10 ms sine or 6 ms rect. pulse Following any rated load condition and with rated VRRM applied For technical questions, contact: [email protected] VALUES UNITS 3.0 450 A 90 www.vishay.com 1 1N5820 Vishay High Power Products Schottky Rectifier, 3.0 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL Maximum forward voltage drop VFM (1) Maximum reverse leakage current IRM (1) TEST CONDITIONS 3A TJ = 25 °C 9.4 A TJ = 25 °C VR = Rated VR TJ = 100 °C TYP. MAX. 0.41 0.475 0.49 0.85 0.05 2.0 8.1 20 UNITS V mA Typical junction capacitance CT VR = 5 VDC (test signal range 100 kHz to 1 MHz), 25 °C 350 - pF Typical series inductance LS Measured lead to lead 5 mm from package body 9.0 - nH - 10 000 V/µs Maximum voltage rate of change dV/dt Rated VR Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL Maximum junction and storage temperature range TJ (1), TEST CONDITIONS TStg VALUES UNITS - 65 to 150 °C Maximum thermal resistance, junction to lead RthJL With fin 20 x 20 (0.79 x 0.79) 1.0 thick 34 Maximum thermal resistance, junction to ambient RthJA DC operation Without cooling fin 80 Approximate weight Marking device Case style C-16 °C/W 1.2 g 0.042 oz. 1N5820 Note (1) dP tot 1 ------------- < -------------- thermal runaway condition for a diode on its own heatsink dT J R thJA www.vishay.com 2 For technical questions, contact: [email protected] Document Number: 93257 Revision: 06-Nov-08 1N5820 Schottky Rectifier, 3.0 A Vishay High Power Products 1000 Tj = 25˚C Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) 100 10 100 0 5 10 15 20 Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage Allowable Lead Temperature (°C) 150 1 Tj = 150˚C Tj = 125˚C Tj = 25˚C 130 DC 120 110 Square wave (D = 0.5) 100 see note (1) 90 0.1 0 0.2 0.4 0.6 0.8 Forward Voltage Drop - V FM (V) 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 1 Average Forward Current - I F(AV) (A) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 4 - Typical Average Forward Current vs. Allowable Lead Temperature 1.4 100 Allowable Power Loss (Watts) Tj = 150˚C Reverse Current - I R (mA) 140 125˚C 10 100˚C 1 75˚C 50˚C 0.1 25˚C 0.01 1.2 1 0.8 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 RMS Limit 0.6 DC 0.4 0.2 0 0.001 0 5 10 15 Reverse Voltage - VR (V) 20 Fig. 2 - Typical Peak Reverse Current vs. Reverse Voltage 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 Average Forward Current - I F(AV) (A) Fig. 5 - Maximum Average Forward Dissipation vs. Average Forward Current 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) Document Number: 93257 Revision: 06-Nov-08 For technical questions, contact: [email protected] www.vishay.com 3 1N5820 Non-Repetitive Surge Current - I FSM (A) Vishay High Power Products Schottky Rectifier, 3.0 A 1000 Tj = 25˚C 100 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 10 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 6 - Maximum Peak Surge Forward Current vs. Pulse Duration ORDERING INFORMATION TABLE Device code 1N5820 TR 1 2 1 - Part number: 3 A, 20 V 2 - TR = Tape and reel package (1200 pcs) None = Box package (500 pcs) LINKS TO RELATED DOCUMENTS Dimensions http://www.vishay.com/doc?95242 Part marking information http://www.vishay.com/doc?95304 Packaging information http://www.vishay.com/doc?95309 www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 93257 Revision: 06-Nov-08 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