Bulletin PD-20717 rev. G 07/04 20BQ030 SCHOTTKY RECTIFIER 2 Amp IF(AV) = 2 Amp VR = 30V Major Ratings and Characteristics Characteristics Description/ Features The 20BQ030 surface-mount Schottky rectifier has been designed for applications requiring low forward drop and small foot prints on PC boards. Typical applications are in disk drives, switching power supplies, converters, free-wheeling diodes, battery charging, and reverse battery protection. 20BQ030 Units IF(AV) Rectangular waveform 2.0 A VRRM 30 V IFSM @ tp = 5 µs sine 350 A Very low forward voltage drop VF @ 2.0 Apk, T J=125°C 0.37 V Guard ring for enhanced ruggedness and long term reliability TJ range - 55 to 150 °C Small foot print, surface mountable High frequency operation Case Styles 20BQ030 SMB www.irf.com 1 20BQ030 Bulletin PD-20717 rev. G 07/04 Voltage Ratings Part number VR 20BQ030 Max. DC Reverse Voltage (V) 30 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings 20BQ Units IF(AV) Max. Average Forward Current Parameters 2.0 A IFSM Max. Peak One Cycle Non-Repetitive 350 Surge Current 80 EAS Non-Repetitive Avalanche Energy 3.0 mJ IAR Repetitive Avalanche Current 1.0 A Conditions 50% duty cycle @ TL = 119 °C, rectangular wave form. Following any rated 5µs Sine or 3µs Rect. pulse load condition and 10ms Sine or 6ms Rect. pulse with rated VRRM applied TJ = 25 °C, IAS = 1A, L = 6mH Current decaying linearly to zero in 1 µsec Frequency limited by T J max. Va = 1.5 x Vr typical Electrical Specifications Parameters VFM VFM IRM Max. Forward Voltage Drop Max. Forward Voltage Drop (1) (1) Max. Reverse Leakage Current (1) 20BQ Units 0.470 V @ 2A Conditions 0.550 V @ 4A TJ = 25 °C 0.370 V @ 2A 0.470 V @ 4A 0.5 mA TJ = 15 mA TJ = 125 °C TJ = 125 °C 25 °C VR = rated V R CT Max. Junction Capacitance 200 pF VR = 5VDC, (test signal range 100KHz to 1Mhz) 25°C LS Typical Series Inductance 2.0 nH Measured lead to lead 5mm from package body 10000 V/µs dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300µs, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 20BQ Units TJ Max. Junction Temperature Range (*) - 55 to 150 °C Tstg Max. Storage Temperature Range - 55 to 150 °C Conditions RthJL Max. Thermal Resistance Junction to Lead (**) 25 °C/W DC operation RthJA Max. Thermal Resistance Junction to Ambient wt Approximate Weight 80 °C/W 0.10 (0.003) g (oz.) Case Style SMB Device Marking IR2E (*) dPtot dTj < 1 Rth( j-a) Similar DO-214AA thermal runaway condition for a diode on its own heatsink (**) Mounted 1 inch square PCB 2 www.irf.com 20BQ030 Bulletin PD-20717 rev. G 07/04 100 Reverse Current - IR (mA) TJ = 150°C TJ = 150°C 10 125°C 1 100°C 75°C 0.1 50°C 0.01 25°C 0.001 TJ = 125°C 0.0001 TJ = 25°C 0 5 10 15 20 25 30 Reverse Voltage - VR (V) 1 Fig. 2 - Typical Peak Reverse Current Vs. Reverse Voltage 1000 Junc tion Capac itanc e - C T (pF) Insta ntaneous Forward Current - I F (A) 10 0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 TJ = 25°C 100 10 0.8 0 10 20 30 Reverse Voltag e - VR (V) Forward Voltage Drop - VFM (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedanc e Z thJL (°C/ W) 100 10 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM 1 Notes: Single Pulse (Thermal Resistanc e) 0.1 0.00001 0.0001 0.001 0.01 t1 t2 1. Duty fac tor D = t 1 / t 2 . 2. Peak TJ = PDM x Z thJL + TL. 0.1 1 10 100 t 1 , Rectangular Pulse Duration (Sec onds) Fig. 4 - Maximum Thermal Impedance ZthJL Characteristics www.irf.com 3 20BQ030 Bulletin PD-20717 rev. G 07/04 1.2 150 DC Average Power Loss - (Watts) Lead Temperature - (°C) 140 130 120 110 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 100 90 80 Square wave (D = 0.50) 80% Rated V R a pplied 70 60 50 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 1 0.8 RMSLimit DC 0.6 0.4 0.2 see note (2) 0 0 0.5 1 1.5 2 2.5 3 0 0.5 1 1.5 2 2.5 3 Average Forward Current - I F(AV) (A) Average Forward Current - I F(AV) (A) Fig. 6 - Maximum Average Forward Dissipation Vs. Average Forward Current Fig. 5 - Maximum Average Forward Current Vs. Allowable Lead Temperature 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 - t p (microsec ) Fig. 7 - Maximum Peak Surge Forward Current Vs. Pulse Duration (2) Formula used: TL = TJ - (Pd + PdREV) x RthJL ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6); PdREV = Inverse Power Loss = V R1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 20BQ030 Bulletin PD-20717 rev. G 07/04 Outline Table Device Marking: IR2E CATHODE 2.15 (.085) 1.80 (.071) 1 3.80 (.150) 3.30 (.130) 1 4.70 (.185) POLARITY ANODE 2 2 PART NUMBER 4.10 (.161) 2.5 TYP. (.098 TYP.) 2.40 (.094) 1.90 (.075) 0.30 (.012) 0.15 (.006) 1.30 (.051) 0.76 (.030) 5.60 (.220) 5.00 (.197) 2.0 TYP. (.079 TYP.) SOLDERING PAD 4.2 (.165) 4.0 (.157) Outline SMB Dimensions in millimeters and (inches) For recommended footprint and soldering techniques refer to application note #AN-994 Marking & Identification Each device has 2 rows for identification. The first row designates the device as manufactured by International Rectifier, indicated by the letters "IR", and the Part Number (indicates the current, the voltage rating and Schottky Generation). The second row indicates the year, the week of manufacturing and the Site ID. IR2E VOLTAGE CURRENT IR LOGO YYWWX SITE ID WEEK 2nd digit of the YEAR "Y" = 1st digit of the YEAR "standard product" "P" = "Lead-Free" www.irf.com 5 20BQ030 Bulletin PD-20717 rev. G 07/04 Tape & Reel Information Dimensions in millimetres and (inches) Ordering Information Table Device Code 20 B Q 030 TR - 1 2 3 4 5 6 1 - Current Rating 2 - B = Single Lead Diode 3 - Q = Schottky Q Series 4 - Voltage Rating (030 = 30V) 5 - y none = Box (1000 pieces) y TR = Tape & Reel (3000 pieces) 6 y none = Standard Production y PbF = Lead-Free 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. 07/04 6 www.irf.com