Schottky Rectifier, 2 A 21DQ06 DO-204AL Cathode Anode FEATURES Low profile, axial leaded outline High frequency operation Very low forward voltage drop 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 PRODUCT SUMMARY I F(AV) V R 2 A 60 V DESCRIPTION The 21DQ06 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. MAOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS VALUES UNITS I F(AV) Rectangular waveform 2 A V RRM 60 V V F 2 Apk, T = 125 C 0.55 T Range - 40 to 150 C VOLTAGE RATINGS PARAMETER SYMBOL 21DQ06 UNITS Maximum DC reverse voltage V R 60 V Maximum working peak reverse voltage V RWM ABSOLUTE MAXIMUM RATINGS load PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current See fig. 4 I F(AV) 50 % duty cycle at T C = 6 C, rectangular waveform 2 Maximum peak one cycle 5 µs sine or 3 µs rect. pulse Following any rated 340 A non-repetitive surge current I FSM condition and with rated See fig. 6 ms sine or 6 ms rect. pulse V RRM applied 60 Non-repetitive avalanche energy E AS T = 25 C, I AS = 1 A, L = 8 mh 4.0 m Current decaying linearly to zero in 1 µs Repetitive avalanche current I AR Frequency limited by T maximum V A = 1.5 x V R typical 0.5 A Document Number: 93280 For technical questions, contact: diodes-tech@vishay.com www.vishay.com Revision: 06-Nov-08 1
21DQ06 Schottky Rectifier, 2 A ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS Note (1) Pulse width < 300 µs, duty cycle < 2 % TYP. VALUES Maximum forward voltage drop V (1) FM 2 A 0.53 0.60 T = 25 C 4 A 0.67 0.75 2 A 0.49 0.55 T = 125 C 4 A 0.61 0.67 V T = 25 C 0.02 0.50 Maximum reverse leakage current I (1) RM V R = Rated V R T = 125 C 7.0 ma Typical junction capacitance C T V R = 5 V DC (test signal range 0 khz to 1 MHz) 25 C 120 pf Typical series inductance L S Measured lead to lead 5 mm from package body 8.0 nh MAX. UNITS THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum junction and storage temperature range T (1), T Stg - 40 to 150 C Maximum thermal resistance, junction to ambient Typical thermal resistance, junction to lead R tha R thl DC operation Without cooling fin DC operation See fig. 4 Approximate weight 0.33 g 0.012 oz. Marking device Case style DO-204AL (D-41) 21DQ06 Note dp (1) tot 1 ------------ < ------------- thermal runaway condition for a diode on its own heatsink dt R tha 0 25 C/W www.vishay.com For technical questions, contact: diodes-tech@vishay.com Document Number: 93280 2 Revision: 06-Nov-08
Schottky Rectifier, 2 A 21DQ06 00 Instantaneous Forward Current - I (A) F T = 150 C T = 125 C 1 T = 25 C 0.1 0 0.3 0.6 0.9 1.2 Forward Voltage Drop - V FM (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics unction Capacitance - C (pf) T 0 0 20 40 60 Fig. 3 - Typical unction Capacitance vs. Reverse Voltage Allowable Lead Temperature - ( C) 150 120 90 60 30 T = 25 C Reverse Voltage - V R (V) Square wave (D = 0.50) 80% Rated V applied R = 1/8 inch DC se e note (1) 0 0 1 2 3 Average Forward Current - I F(AV) (A) Fig. 4 - Maximum Allowable Lead Temperature vs. Average Forward Current 0 2 Reverse Current - I R (ma) 1 0.1 0.01 0.001 T = 150 C 125 C 0 C 75 C 50 C 25 C Average Power Loss - (Watts) 1.6 1.2 0.8 0.4 RMS Limit D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 DC 0.0001 0 20 40 60 Reverse Voltage - V R (V) Fig. 2 - Typical Values of Reverse Current vs. Reverse Voltage 0 0 1 2 3 Average Forward Current - I F(AV) (A) Fig. 5 - Forward Power Loss Characteristics Note (1) Formula used: T L = T - (Pd + Pd REV ) x R thl ; Pd = Forward power loss = I F(AV) x V FM at (I F(AV) /D) (see fig. 5); Pd REV = Inverse power loss = V R1 x I R (1 - D); I R at V R1 = 80 % rated V R Document Number: 93280 For technical questions, contact: diodes-tech@vishay.com www.vishay.com Revision: 06-Nov-08 3
21DQ06 Schottky Rectifier, 2 A 00 Non-Repetitive Surge Current - I FSM (A) 0 At Any Rated Load Condition And With Rated V Applied Following Surg e RRM 0 00 000 Square Wave Pulse Duration - t p (microsec) Fig. 6 - Maximum Non-Repetitive Surge Current ORDERING INFORMATION TABLE Device code 21 D Q 06 TR 1 2 3 4 5 1-21 = 2.1 A (axial and small packages - current is x ) 2 - D = DO-41 package 3 - Q = Schottky Q.. series 4-06 = Voltage rating: 60 V 5 - TR = Tape and reel package (5000 pcs) TB = Tape and box package (ammunition - 3000 pcs) None = Box package (00 pcs) Dimensions Part marking information Packaging information LINKS TO RELATED DOCUMENTS http://www.vishay.com/doc?95241 http://www.vishay.com/doc?95304 http://www.vishay.com/doc?95308 www.vishay.com For technical questions, contact: diodes-tech@vishay.com Document Number: 93280 4 Revision: 06-Nov-08
Outline Dimensions Vishay Semiconductors Axial DO-204AL (DO-41) DIMENSIONS in millimeters (inches) 2.70 (0.6) 2.29 (0.090) Cathode band 27.0 (1.06) MIN. 27.0 (1.06) MIN. 5.21 (0.205) MAX. 5.21 (0.205) MAX. 1.27 (0.050) MAX. Flash 0.86 (0.034) 0.72 (0.028) 0.86 (0.034) 0.72 (0.028) 2.70 (0.6) 2.29 (0.090) Document Number: 95241 For technical questions, contact: indmodules@vishay.com www.vishay.com Revision: 22-Nov-07 1
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