31DQ09G, 31DQ10G 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 forenhanced mechanical strength and moisture resistance • Guard ring for termreliability C-16 enhanced ruggedness and long • Lead (Pb)-free plating • Designed and qualified for industrial level DESCRIPTION PRODUCT SUMMARY IF(AV) 3.3 A VR 90/100 V The 31DQ..G 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 VRRM IFSM tp = 5 µs sine VF 3 Apk, TJ = 25 °C TJ VALUES UNITS 3.3 A 90/100 V 370 A 0.85 V - 40 to 150 °C VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM 31DQ09G 31DQ10G UNITS 90 100 V ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current See fig. 4 IF(AV) Maximum peak one cycle non-repetitive surge current, TJ = 25 °C See fig. 6 IFSM Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 1 A, 18 µs square pulse 3.0 mJ IAR Current decaying linearly to zero in 1 µs Frequency limited by TJ maximum VA = 1.5 x VR typical 0.5 A Repetitive avalanche current Document Number: 93322 Revision: 06-Nov-08 50 % duty cycle at TC = 53.4 °C, rectangular waveform 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] 3.3 370 A 60 www.vishay.com 1 31DQ09G, 31DQ10G Vishay High Power Products Schottky Rectifier, 3.3 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 3A Maximum forward voltage drop See fig. 1 VFM (1) TJ = 25 °C 6A 3A TJ = 125 °C 6A Maximum reverse leakage current See fig. 2 IRM (1) TJ = 25 °C VR = Rated VR TJ = 125 °C VALUES UNITS 0.85 0.97 V 0.69 0.80 0.1 mA 3 Typical junction capacitance CT VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C 110 pF Typical series inductance LS Measured lead to lead 5 mm from package body 9.0 nH 10 000 V/µs VALUES UNITS - 40 to 150 °C Maximum voltage rate of charge dV/dt Rated VR Note (1) Pulse width < 300 µs, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS Maximum junction and storage temperature range TJ, TStg Maximum thermal resistance, junction to ambient RthJA DC operation Without cooling fin 80 Typical thermal resistance, junction to lead RthJL DC operation 34 Approximate weight Marking device www.vishay.com 2 Case style C-16 For technical questions, contact: [email protected] °C/W 1.2 g 0.042 oz. 31DQ09G 31DQ10G Document Number: 93322 Revision: 06-Nov-08 31DQ09G, 31DQ10G Schottky Rectifier, 3.3 A Vishay High Power Products Junction Capacitance - CT (pF) 1000 T = 25˚C J 100 10 0 TJ = 150˚C 1 40 80 120 160 Reverse Voltage - VR (V) TJ = 125˚C Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage TJ = 25˚C 150 Allowable Lead Temperature (°C) Instantaneous Forward Current - IF (A) 10 0.1 0 0.3 0.6 0.9 120 DC 90 60 Square wave (D = 0.50) 80% Rated V applied R 30 see note (1) 0 1.2 0 1 2 3 4 5 Forward Voltage Drop - VFM (V) Average Forward Current - IF(AV) (A) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 4 - Maximum Allowable Lead Temperature vs. Average Forward Current 4 10 Average Power Loss (Watts) T J = 150˚C Reverse Current - IR (mA) 1 125˚C 0.1 0.01 0.001 25˚C 0.0001 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 3 DC 2 RMS Limit 1 0 0 0 20 40 60 80 100 Reverse Voltage - VR (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage 0 1 2 3 4 5 Average Forward Current - IF(AV) (A) Fig. 5 - Forward Power Loss Characteristics 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 = 80 % rated VR (6) Document Number: 93322 Revision: 06-Nov-08 For technical questions, contact: [email protected] www.vishay.com 3 31DQ09G, 31DQ10G Vishay High Power Products Schottky Rectifier, 3.3 A Non-Repetitive Surge Current - I FSM (A) 1000 100 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 10 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 6 - Maximum Non-Repetitive Surge Current ORDERING INFORMATION TABLE Device code 31 D Q 10 G TR - 1 2 3 4 5 6 7 1 - 31 = 3.3 A (axial and small packages - current is x 10) 2 - D = DO-41 package 3 - Q = Schottky Q.. series 4 - 10 = Voltage ratings 5 - G = Schottky generation 6 - 09 = 90 V 10 = 100 V None = Box package (500 pcs) TR = Tape and reel package (1200 pcs) 7 - None = Standard production PbF = Lead (Pb)-free 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 SPICE model http://www.vishay.com/doc?95300 www.vishay.com 4 For technical questions, contact: [email protected] Document Number: 93322 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