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| 31DQ09, 31DQ10 Vishay High Power Products Schottky Rectifier, 3.3 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 * Lead (Pb)-free plating * Designed and qualified for industrial level C-16 PRODUCT SUMMARY IF(AV) VR 3.3 A 90/100 V DESCRIPTION The 31DQ.. 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) VRRM IFSM VF TJ tp = 5 s sine 3 Apk, TJ = 25 C CHARACTERISTICS Rectangular waveform VALUES 3.3 90/100 210 0.85 - 40 to 150 UNITS A V A V C VOLTAGE RATINGS PARAMETER Maximum DC reverse voltage Maximum working peak reverse voltage SYMBOL VR VRWM 31DQ09 90 31DQ10 100 UNITS V ABSOLUTE MAXIMUM RATINGS PARAMETER Maximum average forward current See fig. 4 Maximum peak one cycle non-repetitive surge current See fig. 6 Non-repetitive avalanche energy Repetitive avalanche current SYMBOL IF(AV) TEST CONDITIONS 50 % duty cycle at TL = 108 C, rectangular waveform 5 s sine or 3 s rect. pulse IFSM 10 ms sine or 6 ms rect. pulse EAS IAR TJ = 25 C, IAS = 1 A, L = 6 mH Current decaying linearly to zero in 1 s Frequency limited by TJ maximum VA = 1.5 x VR typical Following any rated load condition and with rated VRRM applied VALUES 3.3 210 34 3.0 0.5 mJ A A UNITS Document Number: 93321 Revision: 06-Nov-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 1 31DQ09, 31DQ10 Vishay High Power Products Schottky Rectifier, 3.3 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL 3A Maximum forward voltage drop See fig. 1 VFM (1) 6A 3A 6A Maximum reverse leakage current See fig. 4 Typical junction capacitance Typical series inductance Maximum voltage rate of charge 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 VALUES 0.85 0.97 0.69 0.80 1 3 110 9.0 10 000 mA pF nH V/s V UNITS TJ = 125 C VR = Rated VR VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 C Measured lead to lead 5 mm from package body Rated VR THERMAL - MECHANICAL SPECIFICATIONS PARAMETER Maximum junction and storage temperature range Maximum thermal resistance, junction to ambient Typical thermal resistance, junction to lead Approximate weight SYMBOL TJ (1), TEST CONDITIONS VALUES - 40 to 150 UNITS C TStg DC operation Without cooling fin DC operation RthJA RthJL 80 C/W 15 1.2 0.042 g oz. 31DQ09 31DQ10 Marking device Note (1) Case style C-16 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: diodes-tech@vishay.com Document Number: 93321 Revision: 06-Nov-08 31DQ09, 31DQ10 Schottky Rectifier, 3.3 A Vishay High Power Products 10 Junction Capacitance - CT (pF) 1000 T = 25C J 100 Instantaneous Forward Current - IF (A) 10 TJ = 150C 0 40 80 120 160 1 TJ = 125C TJ = 25C Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage 160 Allowable Lead Temperature (C) 140 120 100 Square wave (D = 0.50) 80% Rated Vr applied DC 80 see note (1) 60 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 Average Forward Current - IF(AV) (A) 0.1 0 0.3 0.6 0.9 1.2 Forward Voltage Drop - VFM (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 4 - Maximum Allowable Lead Temperature vs. Average Forward Current 4 Average Power Loss (Watts) 10 T J = 150C 1 Reverse Current - IR (mA) 3 0.1 0.01 0.001 125C D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 DC RMS Limit 2 25C 1 0.0001 0 0 20 40 60 80 100 Reverse Voltage - VR (V) 0 0 1 2 3 4 5 Average Forward Current - IF(AV) (A) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage Fig. 5 - Forward Power Loss Characteristics (1) Note Formula used: TC = TJ - (Pd + PdREV) x RthJL; 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 = 80 % rated VR Document Number: 93321 Revision: 06-Nov-08 For technical questions, contact: diodes-tech@vishay.com www.vishay.com 3 31DQ09, 31DQ10 Vishay High Power Products Schottky Rectifier, 3.3 A 1000 At Any Rated Load Condition And With Rated VRRM Applied Following Surge Non-Repetitive Surge Current - I FSM (A) 100 10 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 6 - Maximum Non-Repetitive Surge Current ORDERING INFORMATION TABLE Device code 31 1 1 2 3 4 5 - D 2 Q 3 10 4 TR 5 31 = 3.1 A (axial and small packages - current is x 10) D = DO-201 package Q = Schottky Q.. series 10 = Voltage ratings TR = Tape and reel package (1200 pcs) None = Box package (500 pcs) 09 = 90 V 10 = 100 V LINKS TO RELATED DOCUMENTS Dimensions Part marking information Packaging information SPICE model http://www.vishay.com/doc?95242 http://www.vishay.com/doc?95304 http://www.vishay.com/doc?95309 http://www.vishay.com/doc?95300 www.vishay.com 4 For technical questions, contact: diodes-tech@vishay.com Document Number: 93321 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 |
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