Bulletin PD-20714 rev. C 03/03 21DQ06 2 Amp SCHOTTKY RECTIFIER DO-41 Major Ratings and Characteristics Description/Features 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, free-wheeling diodes, and reverse battery protection. Characteristics 21DQ06 Units IF(AV) Rectangular waveform 2 A 60 V 0.55 V Very low forward voltage drop High frequency operation - 40 to 150 C Guard ring for enhanced ruggedness and long term reliability Low profile, axial leaded outline VRRM VF @ 2 Apk, TJ = 125C TJ range High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance CASE STYLE AND DIMENSIONS Conform to JEDEC Outline DO-204AL (DO-41) Dimensions in millimeters and inches www.irf.com 1 21DQ06 Bulletin PD-20714 rev. C 03/03 Voltage Ratings Part number VR 21DQ06 Max. DC Reverse Voltage (V) 60 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 21DQ06 Units 2 A IF(AV) Max. Average Forward Current Conditions 50% duty cycle @ TC = 106C, rectangular wave form * See Fig. 4 IFSM Max. Peak One Cycle Non-Repetitive 340 5s Sine or 3s Rect. pulse A Surge Current * See Fig. 6 60 10ms Sine or 6ms Rect. pulse EAS Non-Repetitive Avalanche Energy 4.0 mJ IAR Repetitive Avalanche Current 0.5 A Following any rated load condition and with rated VRRM applied TJ = 25 C, IAS = 1 Amps, L = 8 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications 21DQ06 Parameters VFM IRM Max. Forward Voltage Drop (1) Max. Reverse Leakage Current (1) Units Conditions Typ. Max. 0.53 0.67 0.49 0.60 0.75 0.55 V V V @ 2A @ 4A @ 2A 0.61 0.67 V @ 4A 0.02 0.50 mA TJ = 25 C 7.0 10 mA TJ = 125 C TJ = 25 C TJ = 125 C VR = rated VR CT Typical Junction Capacitance 120 pF VR = 5VDC(test signal range100Khz to 1Mhz) 25C LS Typical Series Inductance 8.0 nH Measured lead to lead 5mm from package body (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 21DQ06 Units Conditions TJ Max. Junction Temperature Range -40 to 150 C Tstg Max. Storage Temperature Range -40 to 150 C RthJA Max. Thermal Resistance Junction to Ambient 100 C/W DC operation Without cooling fin RthJL Typical Thermal Resistance Junction to Lead 25 C/W DC operation (See Fig. 4) wt Approximate Weight Case Style (*) dPtot dTj 2 < 1 Rth( j-a) 0.33(0.012) g (oz.) DO-204AL(DO-41) thermal runaway condition for a diode on its own heatsink www.irf.com 21DQ06 Bulletin PD-20714 rev. C 03/03 1 00 Reverse C urrent - I R (m A) 10 T J = 150C 10 125C 1 100C 75C 0 .1 50C 0.01 25C 0 .000 1 0 J 40 60 Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage T = 125C J 1 20 Reverse V oltag e - VR (V ) T = 150C T J = 25C 100 0 0.1 0 0.3 0.6 0.9 1 .2 Forward V olta ge D rop - V FM (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Jun ction C apacitan ce - C T (pF) Instantan eous Forw ard C urrent - I F (A) 0 .001 10 0 T J = 25C 10 0 20 40 60 Reverse V olta ge - V R (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage www.irf.com 3 21DQ06 Bulletin PD-20714 rev. C 03/03 2 DC Average Power Loss - (W atts) Allowa ble Lead Te m pe ratu re - ( C ) 1 50 1 20 90 Square w ave (D = 0.50) 80% Rated V R applied 60 30 = 1/8 inch D D D D D 1.6 1.2 0.8 = = = = = 0.20 0.25 0.33 0.50 0.75 DC RM S Lim it 0.4 see note (2) 0 0 0 1 2 0 3 Average Forw ard C urren t - I F(AV ) (A) 1 2 3 Average Forw ard C urren t - I F(AV) (A) Fig. 4 - Maximum Allowable Lead Temperature Vs. Average Forward Current Fig. 5 - Forward Power Loss Characteristics Non-Repe titive Surge C urren t - I FSM (A) 1000 100 At Any Rated Load C ondition And W ith Rated V RRM Applied Follow ing Surge 10 10 100 1000 10000 Square W ave Pulse D uration - t p (m icrosec) Fig. 6 - Maximum Non-Repetitive Surge Current (2) Formula used: TL = TJ - (Pd + PdREV) x RthJL ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 5); PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 21DQ06 Bulletin PD-20714 rev. C 03/03 Ordering Information Table Device Code 21 D Q 06 TR 1 2 3 4 5 1 - 21 = 2.1A (Axial and small packages - Current is x10) 2 - D = DO-41 package 3 - Q = Schottky Q.. Series 4 - 06 = Voltage Rating : 60V 5 - TR = Tape & Reel package ( 5000 pcs) TB = Tape & Box package (Ammunition -3000 pcs) - = Box package (1000 pcs) Data and specifications subject to change without notice. This product has been designed and qualified for Industrial Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7309 Visit us at www.irf.com for sales contact information. 03/03 www.irf.com 5